| Primary | The Post Dose Strain-specific Serum Hemagglutination Inhibition (HAI) Antibody Geometric Mean Titers (GMTs) in the Q/LAIV-BFS (MEDI8662) Arm as Compared to Those in the Combined Flumist Arms (All Flumist Group). | Noninferior immune response was assessed by evaluating the upper bound of the 2-sided 95% confidence intervals (CIs) for the ratios of strain-specific HAI GMTs for the specified comparisons. The GMT ratio = GMT in comparator (All FluMist group) divided by the GMT in the Q/LAIV-BFS arm. | Of 1199 Q/LAIV-treated and 598 treated participants in the All FluMist group, 1176 and 586 participants, respectively, received a full dose of investigational product, had a post-dose HAI measurement, and had no protocol violation that could have interfered with generation or interpretation of an immune response. | Posted | | Geometric Mean | Full Range | Geometric Mean Titer | | Day 28 to 35 | | | | ID | Title | Description |
|---|
| OG000 | Q/LAIV-BFS (MEDI8662) | Q/LAIV-BFS (quadrivalent influenza vaccine) (MEDI8662) was supplied in the blow-fill-seal delivery system that delivers a nominal dose of 0.2 mL into a single nostril. Each dose contained 10^7.0 ± 0.5 fluorescent focus units (FFU) of each of 4 cold-adapted, temperature-sensitive, attenuated, 6:2 reassortant influenza virus strains: A/H1N1 (A/South Dakota/6/2007), A/H3N2 (A/Uruguay/716/2007), B/Victoria (B/Malaysia/2506/2004), and B/Yamagata (B/Florida/4/2006). | | OG001 | FluMist/B/Yamagata | FluMist/B/Yamagata was administered intranasally using a Becton Dickinson (BD) Accuspray™ device. A total volume of 0.2 mL was administered intranasally (approximately 0.1 mL into each nostril). Each dose contained 10^7.0 ± 0.5 FFU of each of 3 cold-adapted, temperature-sensitive, attenuated, 6:2 reassortant influenza virus strains: A/H1N1 (A/South Dakota/6/2007), A/H3N2 (A/Uruguay/716/2007), and B/Yamagata (B/Florida/4/2006). | | OG002 | FluMist/B/Victoria | FluMist/B/Victoria was administered intranasally using a BD Accuspray™ device. A total volume of 0.2 mL was administered intranasally (approximately 0.1 mL into each nostril). Each dose contained 10^7.0 ± 0.5 FFU of each of 3 cold-adapted, temperature-sensitive, attenuated, 6:2 reassortant influenza virus strains: A/H1N1 (A/South Dakota/6/2007), A/H3N2 (A/Uruguay/716/2007), and B/Victoria (B/Malaysia/2506/2004). | | OG003 | All FluMist | All FluMist group for A/H1N1 and A/H3N2 strains, where data from both the FluMist/B/Yamagata arm and the FluMist/B/Victoria arm are combined. |
| | Units | Counts |
|---|
| Participants | - OG0001176
- OG001294
- OG002292
- OG003
|
| | Title | Denominators | Categories |
|---|
| A/H1N1 | | | Title | Measurements |
|---|
| - OG0008.1(2 to 1448)
- OG0017.1(2 to 512)
- OG0028.3(2 to 1024)
- OG003
|
|
| | Group IDs | Group Description | Statistical Method | Statistical Comment | P-Value | P-Value Comment | Parameter Type | Parameter Value | Dispersion Type | Dispersion Value | Confidence Interval Sides | Confidence Interval % | CI Lower Limit | CI Upper Limit | CI Lower Limit Comment | CI Upper Limit Comment | Estimate Comment | Tested Non-Inferiority | Non-Inferiority Type | Non-Inferiority Comment | Other Analysis Description |
|---|
| Noninferior immune response was assessed by evaluating the upper bound of the 2-sided 95% CIs for the ratio of A/H1N1 GMTs for the specified comparison. Geometric mean titers for the A/H1N1 influenza antigen measurements were calculated as: GMT = antilog^y (mean [log^y x]) where x was the assay result and y was the natural logarithm. | Bootstrapping method | Confidence intervals calculated based on bootstrapping method. | | | Ratio of geometric mean titers | 0.95 | | | 2-Sided | 95 | 0.87 | 1.03 | | | | | Non-Inferiority or Equivalence | |
|
| Secondary | The Percentage of Participants Experiencing Post Dose Strain-specific HAI Antibody Seroresponse to the A/H1N1 and A/H3N2 Strains in All Participants, Regardless of Baseline Serostatus. | Seroresponse was defined as a ≥ 4-fold rise in HAI titer from baseline. The comparators for seroresponse to the A/H1N1 and A/H3N2 strains were participants in the All FluMist group (combined data for both FluMist arms). | Of 1199 Q/LAIV-treated and 598 treated participants in the All FluMist group, 1176 and 586 participants, respectively, received a full dose of investigational product, had pre- and post-dose HAI measurements for the 2 A strains, and had no protocol deviation that could have interfered with generation or interpretation of an immune response. | Posted | | Number | | Percentage of Participants | | Day 0 and Day 28-35 | | | | ID | Title | Description |
|---|
| OG000 | Q/LAIV-BFS (MEDI8662) | Q/LAIV-BFS (quadrivalent influenza vaccine) (MEDI8662) was supplied in the blow-fill-seal delivery system that delivers a nominal dose of 0.2 mL into a single nostril. Each dose contained 10^7.0 ± 0.5 fluorescent focus units (FFU) of each of 4 cold-adapted, temperature-sensitive, attenuated, 6:2 reassortant influenza virus strains: A/H1N1 (A/South Dakota/6/2007), A/H3N2 (A/Uruguay/716/2007), B/Victoria (B/Malaysia/2506/2004), and B/Yamagata (B/Florida/4/2006). | | OG001 | All FluMist | All FluMist group for A/H1N1 and A/H3N2 strains, where data from both the FluMist/B/Yamagata arm and the FluMist/B/Victoria arm are combined. |
|
| Secondary | The Percentage of Participants Experiencing Post Dose Strain-specific HAI Antibody Seroresponse to the B/Yamagata Strain in All Participants, Regardless of Baseline Serostatus. | Seroresponse was defined as a ≥ 4-fold rise in HAI titer from baseline. The comparator for seroresponse to the B/Yamagata strain was participants in the FluMist/B/Yamagata arm. | Of 1199 Q/LAIV-treated and 300 FluMist/B/Yamagata-treated participants, 1175 and 294 participants, respectively, received a full dose of investigational product, had pre- and post-dose HAI measurements for B/Yamagata strain, and had no protocol deviation that could have interfered with generation or interpretation of an immune response. | Posted | | Number | | Percentage of Participants | | Day 0 and Day 28-35 | | | | ID | Title | Description |
|---|
| OG000 | Q/LAIV-BFS (MEDI8662) | Q/LAIV-BFS (quadrivalent influenza vaccine) (MEDI8662) was supplied in the blow-fill-seal delivery system that delivers a nominal dose of 0.2 mL into a single nostril. Each dose contained 10^7.0 ± 0.5 fluorescent focus units (FFU) of each of 4 cold-adapted, temperature-sensitive, attenuated, 6:2 reassortant influenza virus strains: A/H1N1 (A/South Dakota/6/2007), A/H3N2 (A/Uruguay/716/2007), B/Victoria (B/Malaysia/2506/2004), and B/Yamagata (B/Florida/4/2006). | | OG001 | FluMist/B/Yamagata | FluMist/B/Yamagata was administered intranasally using a Becton Dickinson Accuspray™ device. A total volume of 0.2 mL was administered intranasally (approximately 0.1 mL into each nostril). Each dose contained 10^7.0 ± 0.5 FFU of each of 3 cold-adapted, temperature-sensitive, attenuated, 6:2 reassortant influenza virus strains: A/H1N1 (A/South Dakota/6/2007), A/H3N2 (A/Uruguay/716/2007), and B/Yamagata (B/Florida/4/2006). |
|
| Secondary | The Percentage of Participants Experiencing Post Dose Strain-specific HAI Antibody Seroresponse to the B/Victoria Strain in All Participants, Regardless of Baseline Serostatus. | Seroresponse was defined as a ≥ 4-fold rise in HAI titer from baseline. The comparator for seroresponse to the B/Victoria strain was participants in the FluMist/B/Victoria arm. | Of 1199 Q/LAIV-treated and 298 FluMist/B/Victoria-treated participants, 1176 and 292 participants, respectively, received a full dose of investigational product, had pre- and post-dose HAI measurements for B/Victoria strain, and had no protocol deviation that could have interfered with generation or interpretation of an immune response. | Posted | | Number | | Percentage of Participants | | Day 0 and Day 28-35 | | | | ID | Title | Description |
|---|
| OG000 | Q/LAIV-BFS (MEDI8662) | Q/LAIV-BFS (quadrivalent influenza vaccine) (MEDI8662) was supplied in the blow-fill-seal delivery system that delivers a nominal dose of 0.2 mL into a single nostril. Each dose contained 10^7.0 ± 0.5 fluorescent focus units (FFU) of each of 4 cold-adapted, temperature-sensitive, attenuated, 6:2 reassortant influenza virus strains: A/H1N1 (A/South Dakota/6/2007), A/H3N2 (A/Uruguay/716/2007), B/Victoria (B/Malaysia/2506/2004), and B/Yamagata (B/Florida/4/2006). | | OG001 | FluMist/B/Victoria | FluMist/B/Victoria was administered intranasally using a BD Accuspray™ device. A total volume of 0.2 mL was administered intranasally (approximately 0.1 mL into each nostril). Each dose contained 10^7.0 ± 0.5 FFU of each of 3 cold-adapted, temperature-sensitive, attenuated, 6:2 reassortant influenza virus strains: A/H1N1 (A/South Dakota/6/2007), A/H3N2 (A/Uruguay/716/2007), and B/Victoria (B/Malaysia/2506/2004). |
|
| Secondary | The Percentage of Serosusceptible Participants Experiencing Post Dose Strain-specific HAI Antibody Seroresponse to the A/H1N1 Strain. | Seroresponse was defined as a ≥ 4-fold rise in HAI titer from baseline. Participants with a baseline HAI titer ≤ 8 were considered to be serosusceptible for that strain. The comparator for seroresponse to the A/H1N1 strain was participants in the All FluMist group (combined data for both FluMist arms). | Of 1199 Q/LAIV-treated and 598 treated participants in the All FluMist group, 783 and 412, respectively, received a full dose of investigational product, had pre- and post-dose HAI measurements, were serosusceptible to A/H1N1, and had no protocol deviation that could have interfered with generation or interpretation of an immune response. | Posted | | Number | | Percentage of participants | | Day 0 and Day 28-35 | | | | ID | Title | Description |
|---|
| OG000 | Q/LAIV-BFS (MEDI8662) | Q/LAIV-BFS (quadrivalent influenza vaccine) (MEDI8662) was supplied in the blow-fill-seal delivery system that delivers a nominal dose of 0.2 mL into a single nostril. Each dose contained 10^7.0 ± 0.5 fluorescent focus units (FFU) of each of 4 cold-adapted, temperature-sensitive, attenuated, 6:2 reassortant influenza virus strains: A/H1N1 (A/South Dakota/6/2007), A/H3N2 (A/Uruguay/716/2007), B/Victoria (B/Malaysia/2506/2004), and B/Yamagata (B/Florida/4/2006). | | OG001 | All FluMist | All FluMist group for A/H1N1 and A/H3N2 strains, where data from both the FluMist/B/Yamagata arm and the FluMist/B/Victoria arm are combined. |
|
| Secondary | The Percentage of Serosusceptible Participants Experiencing Post Dose Strain-specific HAI Antibody Seroresponse to the A/H3N2 Strain. | Seroresponse was defined as a ≥ 4-fold rise in HAI titer from baseline. Participants with a baseline HAI titer ≤ 8 were considered to be serosusceptible for that strain. The comparator for seroresponse to the A/H3N2 strain was participants in the All FluMist group (combined data for both FluMist arms). | Of 1199 Q/LAIV-treated and 598 treated participants in the All FluMist group, 746 and 386, respectively, received a full dose of investigational product, had pre- and post-dose HAI measurements, were serosusceptible to A/H3N2, and had no protocol deviation that could have interfered with generation or interpretation of an immune response. | Posted | | Number | | Percentage of Participants | | Day 0 and Day 28-35 | | | | ID | Title | Description |
|---|
| OG000 | Q/LAIV-BFS (MEDI8662) | Q/LAIV-BFS (quadrivalent influenza vaccine) (MEDI8662) was supplied in the blow-fill-seal delivery system that delivers a nominal dose of 0.2 mL into a single nostril. Each dose contained 10^7.0 ± 0.5 fluorescent focus units (FFU) of each of 4 cold-adapted, temperature-sensitive, attenuated, 6:2 reassortant influenza virus strains: A/H1N1 (A/South Dakota/6/2007), A/H3N2 (A/Uruguay/716/2007), B/Victoria (B/Malaysia/2506/2004), and B/Yamagata (B/Florida/4/2006). | | OG001 | All FluMist | All FluMist group for A/H1N1 and A/H3N2 strains, where data from both the FluMist/B/Yamagata arm and the FluMist/B/Victoria arm are combined. |
|
| Secondary | The Percentage of Serosusceptible Participants Experiencing Post Dose Strain-specific HAI Antibody Seroresponse to the B/Yamagata Strain. | Seroresponse was defined as a ≥ 4-fold rise in HAI titer from baseline. Participants with a baseline HAI titer ≤ 8 were considered to be serosusceptible for that strain. The comparator for seroresponse to the B/Yamagata strain was participants in the FluMist/B/Yamagata arm. | Of 1199 Q/LAIV-treated and 300 FluMist/B/Yamagata-treated participants, 189 and 51, respectively, received a full dose of investigational product, had pre- and post-dose HAI measurements, were serosusceptible to B/Yamagata, and had no protocol deviation that could have interfered with generation or interpretation of an immune response. | Posted | | Number | | Percentage of Participants | | Day 0 and Day 28-35 | | | | ID | Title | Description |
|---|
| OG000 | Q/LAIV-BFS (MEDI8662) | Q/LAIV-BFS (quadrivalent influenza vaccine) (MEDI8662) was supplied in the blow-fill-seal delivery system that delivers a nominal dose of 0.2 mL into a single nostril. Each dose contained 10^7.0 ± 0.5 fluorescent focus units (FFU) of each of 4 cold-adapted, temperature-sensitive, attenuated, 6:2 reassortant influenza virus strains: A/H1N1 (A/South Dakota/6/2007), A/H3N2 (A/Uruguay/716/2007), B/Victoria (B/Malaysia/2506/2004), and B/Yamagata (B/Florida/4/2006). | | OG001 | FluMist/B/Yamagata | FluMist/B/Yamagata was administered intranasally using a Becton Dickinson Accuspray™ device. A total volume of 0.2 mL was administered intranasally (approximately 0.1 mL into each nostril). Each dose contained 10^7.0 ± 0.5 FFU of each of 3 cold-adapted, temperature-sensitive, attenuated, 6:2 reassortant influenza virus strains: A/H1N1 (A/South Dakota/6/2007), A/H3N2 (A/Uruguay/716/2007), and B/Yamagata (B/Florida/4/2006). |
|
| Secondary | The Percentage of Serosusceptible Participants Experiencing Post Dose Strain-specific HAI Antibody Seroresponse to the B/Victoria Strain. | Seroresponse was defined as a ≥ 4-fold rise in HAI titer from baseline. Participants with a baseline HAI titer ≤ 8 were considered to be serosusceptible for that strain. The comparator for seroresponse to the B/Victoria strain was participants in the FluMist/B/Victoria arm. | Of 1199 Q/LAIV-treated and 298 FluMist/B/Victoria-treated participants, 361 and 104, respectively, received a full dose of investigational product, had pre- and post-dose HAI measurements, were serosusceptible to B/Victoria, and had no protocol deviation that could have interfered with generation or interpretation of an immune response. | Posted | | Number | | Percentage of Participants | | Day 0 and Day 28-35 | | | | ID | Title | Description |
|---|
| OG000 | Q/LAIV-BFS (MEDI8662) | Q/LAIV-BFS (quadrivalent influenza vaccine) (MEDI8662) was supplied in the blow-fill-seal delivery system that delivers a nominal dose of 0.2 mL into a single nostril. Each dose contained 10^7.0 ± 0.5 fluorescent focus units (FFU) of each of 4 cold-adapted, temperature-sensitive, attenuated, 6:2 reassortant influenza virus strains: A/H1N1 (A/South Dakota/6/2007), A/H3N2 (A/Uruguay/716/2007), B/Victoria (B/Malaysia/2506/2004), and B/Yamagata (B/Florida/4/2006). | | OG001 | FluMist/B/Victoria | FluMist/B/Victoria was administered intranasally using a BD Accuspray™ device. A total volume of 0.2 mL was administered intranasally (approximately 0.1 mL into each nostril). Each dose contained 10^7.0 ± 0.5 FFU of each of 3 cold-adapted, temperature-sensitive, attenuated, 6:2 reassortant influenza virus strains: A/H1N1 (A/South Dakota/6/2007), A/H3N2 (A/Uruguay/716/2007), and B/Victoria (B/Malaysia/2506/2004). |
|
| Secondary | The Percentage of Seropositive Participants Experiencing Post Dose Strain-specific HAI Antibody Seroresponse to the A/H1N1 Strain. | Seroresponse was defined as a ≥ 4-fold rise in HAI titer from baseline. Participants with a baseline HAI titer > 8 were considered to be seropositive for that strain. The comparator for seroresponse to the A/H1N1 strain was participants in the All FluMist group (combined data for both FluMist arms). | Of 1199 Q/LAIV-treated and 598 treated participants in the All FluMist group, 393 and 174, respectively, received a full dose of investigational product, had pre- and post-dose HAI measurements, were seropositive to A/H1N1, and had no protocol deviation that could have interfered with generation or interpretation of an immune response. | Posted | | Number | | Percentage of participants | | Day 0 and Day 28-35 | | | | ID | Title | Description |
|---|
| OG000 | Q/LAIV-BFS (MEDI8662) | Q/LAIV-BFS (quadrivalent influenza vaccine) (MEDI8662) was supplied in the blow-fill-seal delivery system that delivers a nominal dose of 0.2 mL into a single nostril. Each dose contained 10^7.0 ± 0.5 fluorescent focus units (FFU) of each of 4 cold-adapted, temperature-sensitive, attenuated, 6:2 reassortant influenza virus strains: A/H1N1 (A/South Dakota/6/2007), A/H3N2 (A/Uruguay/716/2007), B/Victoria (B/Malaysia/2506/2004), and B/Yamagata (B/Florida/4/2006). | | OG001 | All FluMist | All FluMist group for A/H1N1 and A/H3N2 strains, where data from both the FluMist/B/Yamagata arm and the FluMist/B/Victoria arm are combined. |
|
| Secondary | The Percentage of Seropositive Participants Experiencing Post Dose Strain-specific HAI Antibody Seroresponse to the A/H3N2 Strain. | Seroresponse was defined as a ≥ 4-fold rise in HAI titer from baseline. Participants with a baseline HAI titer > 8 were considered to be seropositive for that strain. The comparator for seroresponse to the A/H3N2 strain was participants in the All FluMist group (combined data for both FluMist arms). | Of 1199 Q/LAIV-treated and 598 treated participants in the All FluMist group, 430 and 200, respectively, received a full dose of investigational product, had pre- and post-dose HAI measurements, were seropositive to A/H3N2, and had no protocol deviation that could have interfered with generation or interpretation of an immune response. | Posted | | Number | | Percentage of participants | | Day 0 and Day 28-35 | | | | ID | Title | Description |
|---|
| OG000 | Q/LAIV-BFS (MEDI8662) | Q/LAIV-BFS (quadrivalent influenza vaccine) (MEDI8662) was supplied in the blow-fill-seal delivery system that delivers a nominal dose of 0.2 mL into a single nostril. Each dose contained 10^7.0 ± 0.5 fluorescent focus units (FFU) of each of 4 cold-adapted, temperature-sensitive, attenuated, 6:2 reassortant influenza virus strains: A/H1N1 (A/South Dakota/6/2007), A/H3N2 (A/Uruguay/716/2007), B/Victoria (B/Malaysia/2506/2004), and B/Yamagata (B/Florida/4/2006). | | OG001 | All FluMist | All FluMist group for A/H1N1 and A/H3N2 strains, where data from both the FluMist/B/Yamagata arm and the FluMist/B/Victoria arm are combined. |
|
| Secondary | The Percentage of Seropositive Participants Experiencing Post Dose Strain-specific HAI Antibody Seroresponse to the B/Yamagata Strain. | Seroresponse was defined as a ≥ 4-fold rise in HAI titer from baseline. Participants with a baseline HAI titer > 8 were considered to be seropositive for that strain. The comparator for seroresponse to the B/Yamagata strain was participants in the FluMist/B/Yamagata arm. | Of 1199 Q/LAIV-treated and 300 FluMist/B/Yamagata-treated participants, 986 and 243, respectively, received a full dose of investigational product, had pre- and post-dose HAI measurements, were seropositive to B/Yamagata, and had no protocol deviation that could have interfered with generation or interpretation of an immune response. | Posted | | Number | | Percentage of Participants | | Day 0 and Day 28-35 | | | | ID | Title | Description |
|---|
| OG000 | Q/LAIV-BFS (MEDI8662) | Q/LAIV-BFS (quadrivalent influenza vaccine) (MEDI8662) was supplied in the blow-fill-seal delivery system that delivers a nominal dose of 0.2 mL into a single nostril. Each dose contained 10^7.0 ± 0.5 fluorescent focus units (FFU) of each of 4 cold-adapted, temperature-sensitive, attenuated, 6:2 reassortant influenza virus strains: A/H1N1 (A/South Dakota/6/2007), A/H3N2 (A/Uruguay/716/2007), B/Victoria (B/Malaysia/2506/2004), and B/Yamagata (B/Florida/4/2006). | | OG001 | FluMist/B/Yamagata | FluMist/B/Yamagata was administered intranasally using a Becton Dickinson Accuspray™ device. A total volume of 0.2 mL was administered intranasally (approximately 0.1 mL into each nostril). Each dose contained 10^7.0 ± 0.5 FFU of each of 3 cold-adapted, temperature-sensitive, attenuated, 6:2 reassortant influenza virus strains: A/H1N1 (A/South Dakota/6/2007), A/H3N2 (A/Uruguay/716/2007), and B/Yamagata (B/Florida/4/2006). |
|
| Secondary | The Percentage of Seropositive Subjects Experiencing Post Dose Strain-specific HAI Antibody Seroresponse to the B/Victoria Strain. | Seroresponse was defined as a ≥ 4-fold rise in HAI titer from baseline. Participants with a baseline HAI titer > 8 were considered to be seropositive for that strain. The comparator for seroresponse to the B/Victoria strain was participants in the FluMist/B/Victoria arm. | Of 1199 Q/LAIV-treated and 298 FluMist/B/Victoria-treated participants, 815 and 188, respectively, received a full dose of investigational product, had pre- and post-dose HAI measurements, were seropositive to B/Victoria, and had no protocol deviation that could have interfered with generation or interpretation of an immune response. | Posted | | Number | | Percentage of Participants | | Day 0 and Day 28-35 | | | | ID | Title | Description |
|---|
| OG000 | Q/LAIV-BFS (MEDI8662) | Q/LAIV-BFS (quadrivalent influenza vaccine) (MEDI8662) was supplied in the blow-fill-seal delivery system that delivers a nominal dose of 0.2 mL into a single nostril. Each dose contained 10^7.0 ± 0.5 fluorescent focus units (FFU) of each of 4 cold-adapted, temperature-sensitive, attenuated, 6:2 reassortant influenza virus strains: A/H1N1 (A/South Dakota/6/2007), A/H3N2 (A/Uruguay/716/2007), B/Victoria (B/Malaysia/2506/2004), and B/Yamagata (B/Florida/4/2006). | | OG001 | FluMist/B/Victoria | FluMist/B/Victoria was administered intranasally using a BD Accuspray™ device. A total volume of 0.2 mL was administered intranasally (approximately 0.1 mL into each nostril). Each dose contained 10^7.0 ± 0.5 FFU of each of 3 cold-adapted, temperature-sensitive, attenuated, 6:2 reassortant influenza virus strains: A/H1N1 (A/South Dakota/6/2007), A/H3N2 (A/Uruguay/716/2007), and B/Victoria (B/Malaysia/2506/2004). |
|
| Secondary | The Percentage of Participants Achieving a Post Dose Strain-specific HAI Antibody Titer ≥ 32 to the A/H1N1 and A/H3N2 Strains in All Participants, Regardless of Baseline Serostatus. | The comparators to the A/H1N1 and A/H3N2 strains were participants in the All FluMist group (combined data for both FluMist arms). | Of 1199 Q/LAIV-treated and 598 treated participants in the All FluMist group, 1176 and 586, respectively, received a full dose of investigational product, had post-dose HAI measurement for the 2 A strains, and had no protocol deviation that could have interfered with generation or interpretation of an immune response. | Posted | | Number | | Percentage of Participants | | Day 28-35 | | | | ID | Title | Description |
|---|
| OG000 | Q/LAIV-BFS (MEDI8662) | Q/LAIV-BFS (quadrivalent influenza vaccine) (MEDI8662) was supplied in the blow-fill-seal delivery system that delivers a nominal dose of 0.2 mL into a single nostril. Each dose contained 10^7.0 ± 0.5 fluorescent focus units (FFU) of each of 4 cold-adapted, temperature-sensitive, attenuated, 6:2 reassortant influenza virus strains: A/H1N1 (A/South Dakota/6/2007), A/H3N2 (A/Uruguay/716/2007), B/Victoria (B/Malaysia/2506/2004), and B/Yamagata (B/Florida/4/2006). | | OG001 | All FluMist | All FluMist group for A/H1N1 and A/H3N2 strains, where data from both the FluMist/B/Yamagata arm and the FluMist/B/Victoria arm are combined. |
| |
| Secondary | The Percentage of Participants Achieving a Post Dose Strain-specific HAI Antibody Titer ≥ 32 to the B/Yamagata Strain in All Participants, Regardless of Baseline Serostatus. | The comparator for the B/Yamagata strain was participants in the FluMist/B/Yamagata arm. | Of 1199 Q/LAIV-treated and 300 FluMist/B/Yamagata-treated participants, 1176 and 294, respectively, received a full dose of investigational product, had post-dose HAI measurement for B/Yamagata strain, and had no protocol deviation that could have interfered with generation or interpretation of an immune response. | Posted | | Number | | Percentage of subjects | | Day 28-35 | | | | ID | Title | Description |
|---|
| OG000 | Q/LAIV-BFS (MEDI8662) | Q/LAIV-BFS (quadrivalent influenza vaccine) (MEDI8662) was supplied in the blow-fill-seal delivery system that delivers a nominal dose of 0.2 mL into a single nostril. Each dose contained 10^7.0 ± 0.5 fluorescent focus units (FFU) of each of 4 cold-adapted, temperature-sensitive, attenuated, 6:2 reassortant influenza virus strains: A/H1N1 (A/South Dakota/6/2007), A/H3N2 (A/Uruguay/716/2007), B/Victoria (B/Malaysia/2506/2004), and B/Yamagata (B/Florida/4/2006). | | OG001 | FluMist/B/Yamagata | FluMist/B/Yamagata was administered intranasally using a Becton Dickinson Accuspray™ device. A total volume of 0.2 mL was administered intranasally (approximately 0.1 mL into each nostril). Each dose contained 10^7.0 ± 0.5 FFU of each of 3 cold-adapted, temperature-sensitive, attenuated, 6:2 reassortant influenza virus strains: A/H1N1 (A/South Dakota/6/2007), A/H3N2 (A/Uruguay/716/2007), and B/Yamagata (B/Florida/4/2006). |
|
| Secondary | The Percentage of Participants Achieving a Post Dose Strain-specific HAI Antibody Titer ≥ 32 to the B/Victoria Strain in All Participants, Regardless of Baseline Serostatus. | The comparator for the B/Victoria strain was participants in the FluMist/B/Victoria arm. | Of 1199 Q/LAIV-treated and 298 FluMist/B/Victoria-treated participants, 1176 and 292, respectively, received a full dose of investigational product, had post-dose HAI measurement for B/Victoria strain, and had no protocol deviation that could have interfered with generation or interpretation of an immune response. | Posted | | Number | | Percentage of Participants | | Day 28-35 | | | | ID | Title | Description |
|---|
| OG000 | Q/LAIV-BFS (MEDI8662) | Q/LAIV-BFS (quadrivalent influenza vaccine) (MEDI8662) was supplied in the blow-fill-seal delivery system that delivers a nominal dose of 0.2 mL into a single nostril. Each dose contained 10^7.0 ± 0.5 fluorescent focus units (FFU) of each of 4 cold-adapted, temperature-sensitive, attenuated, 6:2 reassortant influenza virus strains: A/H1N1 (A/South Dakota/6/2007), A/H3N2 (A/Uruguay/716/2007), B/Victoria (B/Malaysia/2506/2004), and B/Yamagata (B/Florida/4/2006). | | OG001 | FluMist/B/Victoria | FluMist/B/Victoria was administered intranasally using a BD Accuspray™ device. A total volume of 0.2 mL was administered intranasally (approximately 0.1 mL into each nostril). Each dose contained 10^7.0 ± 0.5 FFU of each of 3 cold-adapted, temperature-sensitive, attenuated, 6:2 reassortant influenza virus strains: A/H1N1 (A/South Dakota/6/2007), A/H3N2 (A/Uruguay/716/2007), and B/Victoria (B/Malaysia/2506/2004). |
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| Secondary | The Percentage of Serosusceptible Participants Achieving a Post Dose Strain-specific HAI Antibody Titer ≥ 32 to the A/H1N1 Strain. | Participants with a baseline HAI titer ≤ 8 were considered to be serosusceptible for that strain. The comparator for the A/H1N1 strain was participants in the All FluMist group (combined data for both FluMist arms). | Of 1199 Q/LAIV-treated and 598 treated participants in the All FluMist group, 783 and 412, respectively, received a full dose of investigational product, had post-dose HAI measurement, were serosusceptible to A/H1N1, and had no protocol deviation that could have interfered with generation or interpretation of an immune response. | Posted | | Number | | Percentage of participants | | Day 28-35 | | | | ID | Title | Description |
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| OG000 | Q/LAIV-BFS (MEDI8662) | Q/LAIV-BFS (quadrivalent influenza vaccine) (MEDI8662) was supplied in the blow-fill-seal delivery system that delivers a nominal dose of 0.2 mL into a single nostril. Each dose contained 10^7.0 ± 0.5 fluorescent focus units (FFU) of each of 4 cold-adapted, temperature-sensitive, attenuated, 6:2 reassortant influenza virus strains: A/H1N1 (A/South Dakota/6/2007), A/H3N2 (A/Uruguay/716/2007), B/Victoria (B/Malaysia/2506/2004), and B/Yamagata (B/Florida/4/2006). | | OG001 | All FluMist | All FluMist group for A/H1N1 and A/H3N2 strains, where data from both the FluMist/B/Yamagata arm and the FluMist/B/Victoria arm are combined. |
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| Secondary | The Percentage of Serosusceptible Participants Achieving a Post Dose Strain-specific HAI Antibody Titer ≥ 32 to the A/H3N2 Strain. | Participants with a baseline HAI titer ≤ 8 were considered to be serosusceptible for that strain. The comparator for the A/H3N2 strain was participants in the All FluMist group (combined data for both FluMist arms). | Of 1199 Q/LAIV-treated and 598 treated participants in the All FluMist group, 746 and 386, respectively, received a full dose of investigational product, had post-dose HAI measurement, were serosusceptible to A/H3N2, and had no protocol deviation that could have interfered with generation or interpretation of an immune response. | Posted | | Number | | Percentage of Participants | | Day 28-35 | | | | ID | Title | Description |
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| OG000 | Q/LAIV-BFS (MEDI8662) | Q/LAIV-BFS (quadrivalent influenza vaccine) (MEDI8662) was supplied in the blow-fill-seal delivery system that delivers a nominal dose of 0.2 mL into a single nostril. Each dose contained 10^7.0 ± 0.5 fluorescent focus units (FFU) of each of 4 cold-adapted, temperature-sensitive, attenuated, 6:2 reassortant influenza virus strains: A/H1N1 (A/South Dakota/6/2007), A/H3N2 (A/Uruguay/716/2007), B/Victoria (B/Malaysia/2506/2004), and B/Yamagata (B/Florida/4/2006). | | OG001 | All FluMist | All FluMist group for A/H1N1 and A/H3N2 strains, where data from both the FluMist/B/Yamagata arm and the FluMist/B/Victoria arm are combined. |
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| Secondary | The Percentage of Serosusceptible Participants Achieving a Post Dose Strain-specific HAI Antibody Titer ≥ 32 to the B/Yamagata Strain. | Subjects with a baseline HAI titer ≤ 8 were considered to be serosusceptible for that strain. The comparator for the B/Yamagata strain was participants in the FluMist/B/Yamagata arm. | Of 1199 Q/LAIV-treated and 300 FluMist/B/Yamagata-treated participants, 189 and 51, respectively, received a full dose of investigational product, had post-dose HAI measurement, were serosusceptible to B/Yamagata strain, and had no protocol deviation that could have interfered with generation or interpretation of an immune response. | Posted | | Number | | Percentage of Participants | | Day 28-35 | | | | ID | Title | Description |
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| OG000 | Q/LAIV-BFS (MEDI8662) | Q/LAIV-BFS (quadrivalent influenza vaccine) (MEDI8662) was supplied in the blow-fill-seal delivery system that delivers a nominal dose of 0.2 mL into a single nostril. Each dose contained 10^7.0 ± 0.5 fluorescent focus units (FFU) of each of 4 cold-adapted, temperature-sensitive, attenuated, 6:2 reassortant influenza virus strains: A/H1N1 (A/South Dakota/6/2007), A/H3N2 (A/Uruguay/716/2007), B/Victoria (B/Malaysia/2506/2004), and B/Yamagata (B/Florida/4/2006). | | OG001 | FluMist/B/Yamagata | FluMist/B/Yamagata was administered intranasally using a Becton Dickinson Accuspray™ device. A total volume of 0.2 mL was administered intranasally (approximately 0.1 mL into each nostril). Each dose contained 10^7.0 ± 0.5 FFU of each of 3 cold-adapted, temperature-sensitive, attenuated, 6:2 reassortant influenza virus strains: A/H1N1 (A/South Dakota/6/2007), A/H3N2 (A/Uruguay/716/2007), and B/Yamagata (B/Florida/4/2006). |
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| Secondary | The Percentage of Serosusceptible Participants Achieving a Post Dose Strain-specific HAI Antibody Titer ≥ 32 to the B/Victoria Strain. | Participants with a baseline HAI titer ≤ 8 were considered to be serosusceptible for that strain. The comparator for the B/Victoria strain was participants in the FluMist/B/Victoria arm. | Of 1199 Q/LAIV-treated and 298 FluMist/B/Victoria-treated participants, 361 and 104, respectively, received a full dose of investigational product, had post-dose HAI measurement, were serosusceptible to B/Victoria strain, and had no protocol deviation that could have interfered with generation or interpretation of an immune response. | Posted | | Number | | Percentage of Participants | | Day 28-35 | | | | ID | Title | Description |
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| OG000 | Q/LAIV-BFS (MEDI8662) | Q/LAIV-BFS (quadrivalent influenza vaccine) (MEDI8662) was supplied in the blow-fill-seal delivery system that delivers a nominal dose of 0.2 mL into a single nostril. Each dose contained 10^7.0 ± 0.5 fluorescent focus units (FFU) of each of 4 cold-adapted, temperature-sensitive, attenuated, 6:2 reassortant influenza virus strains: A/H1N1 (A/South Dakota/6/2007), A/H3N2 (A/Uruguay/716/2007), B/Victoria (B/Malaysia/2506/2004), and B/Yamagata (B/Florida/4/2006). | | OG001 | FluMist/B/Victoria | FluMist/B/Victoria was administered intranasally using a BD Accuspray™ device. A total volume of 0.2 mL was administered intranasally (approximately 0.1 mL into each nostril). Each dose contained 10^7.0 ± 0.5 FFU of each of 3 cold-adapted, temperature-sensitive, attenuated, 6:2 reassortant influenza virus strains: A/H1N1 (A/South Dakota/6/2007), A/H3N2 (A/Uruguay/716/2007), and B/Victoria (B/Malaysia/2506/2004). |
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| Secondary | The Percentage of Seropositive Participants Achieving a Post Dose Strain-specific HAI Antibody Titer ≥ 32 to the A/H1N1 Strain. | Participants with a baseline HAI titer > 8 were considered to be seropositive for that strain. The comparator for the A/H1N1 strain was participants in the All FluMist group (combined data for both FluMist arms). | Of 1199 Q/LAIV-treated and 598 treated participants in the All FluMist group, 393 and 174, respectively, received a full dose of investigational product, had post-dose HAI measurement, were seropositive to A/H1N1, and had no protocol deviation that could have interfered with generation or interpretation of an immune response. | Posted | | Number | | Percentage of participants | | Day 28-35 | | | | ID | Title | Description |
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| OG000 | Q/LAIV-BFS (MEDI8662) | Q/LAIV-BFS (quadrivalent influenza vaccine) (MEDI8662) was supplied in the blow-fill-seal delivery system that delivers a nominal dose of 0.2 mL into a single nostril. Each dose contained 10^7.0 ± 0.5 fluorescent focus units (FFU) of each of 4 cold-adapted, temperature-sensitive, attenuated, 6:2 reassortant influenza virus strains: A/H1N1 (A/South Dakota/6/2007), A/H3N2 (A/Uruguay/716/2007), B/Victoria (B/Malaysia/2506/2004), and B/Yamagata (B/Florida/4/2006). | | OG001 | All FluMist | All FluMist group for A/H1N1 and A/H3N2 strains, where data from both the FluMist/B/Yamagata arm and the FluMist/B/Victoria arm are combined. |
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| Secondary | The Percentage of Seropositive Participants Achieving a Post Dose Strain-specific HAI Antibody Titer ≥ 32 to the A/H3N2 Strain. | Participants with a baseline HAI titer > 8 were considered to be seropositive for that strain. The comparator for the A/H3N2 strain was participants in the All FluMist group (combined data for both FluMist arms). | Of 1199 Q/LAIV-treated and 598 treated participants in the All FluMist group, 430 and 200, respectively, received a full dose of investigational product, had post-dose HAI measurement, were seropositive to A/H3N2, and had no protocol deviation that could have interfered with generation or interpretation of an immune response. | Posted | | Number | | Percentage of participants | | Day 28-35 | | | | ID | Title | Description |
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| OG000 | Q/LAIV-BFS (MEDI8662) | Q/LAIV-BFS (quadrivalent influenza vaccine) (MEDI8662) was supplied in the blow-fill-seal delivery system that delivers a nominal dose of 0.2 mL into a single nostril. Each dose contained 10^7.0 ± 0.5 fluorescent focus units (FFU) of each of 4 cold-adapted, temperature-sensitive, attenuated, 6:2 reassortant influenza virus strains: A/H1N1 (A/South Dakota/6/2007), A/H3N2 (A/Uruguay/716/2007), B/Victoria (B/Malaysia/2506/2004), and B/Yamagata (B/Florida/4/2006). | | OG001 | All FluMist | All FluMist group for A/H1N1 and A/H3N2 strains, where data from both the FluMist/B/Yamagata arm and the FluMist/B/Victoria arm are combined. |
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| Secondary | The Percentage of Seropositive Participants Achieving a Post Dose Strain-specific HAI Antibody Titer ≥ 32 to the B/Yamagata Strain. | Participants with a baseline HAI titer > 8 were considered to be seropositive for that strain. The comparator for the B/Yamagata strain was participants in the FluMist/B/Yamagata arm. | Of 1199 Q/LAIV-treated and 300 FluMist/B/Yamagata-treated participants, 986 and 243, respectively, received a full dose of investigational product, had post-dose HAI measurement, were seropositive to B/Yamagata, and had no protocol deviation that could have interfered with generation or interpretation of an immune response. | Posted | | Number | | Percentage of Participants | | Day 28-35 | | | | ID | Title | Description |
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| OG000 | Q/LAIV-BFS (MEDI8662) | Q/LAIV-BFS (quadrivalent influenza vaccine) (MEDI8662) was supplied in the blow-fill-seal delivery system that delivers a nominal dose of 0.2 mL into a single nostril. Each dose contained 10^7.0 ± 0.5 fluorescent focus units (FFU) of each of 4 cold-adapted, temperature-sensitive, attenuated, 6:2 reassortant influenza virus strains: A/H1N1 (A/South Dakota/6/2007), A/H3N2 (A/Uruguay/716/2007), B/Victoria (B/Malaysia/2506/2004), and B/Yamagata (B/Florida/4/2006). | | OG001 | FluMist/B/Yamagata | FluMist/B/Yamagata was administered intranasally using a Becton Dickinson Accuspray™ device. A total volume of 0.2 mL was administered intranasally (approximately 0.1 mL into each nostril). Each dose contained 10^7.0 ± 0.5 FFU of each of 3 cold-adapted, temperature-sensitive, attenuated, 6:2 reassortant influenza virus strains: A/H1N1 (A/South Dakota/6/2007), A/H3N2 (A/Uruguay/716/2007), and B/Yamagata (B/Florida/4/2006). |
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| Secondary | The Percentage of Seropositive Participants Achieving a Post Dose Strain-specific HAI Antibody Titer ≥ 32 to the B/Victoria Strain. | Participants with a baseline HAI titer > 8 were considered to be seropositive for that strain. The comparator for the B/Victoria strain was participants in the FluMist/B/Victoria arm. | Of 1199 Q/LAIV-treated and 298 FluMist/B/Victoria-treated participants, 815 and 188, respectively, received a full dose of investigational product, had post-dose HAI measurement, were seropositive to B/Victoria, and had no protocol deviation that could have interfered with generation or interpretation of an immune response. | Posted | | Number | | Percentage of Participants | | Day 28-35 | | | | ID | Title | Description |
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| OG000 | Q/LAIV-BFS (MEDI8662) | Q/LAIV-BFS (quadrivalent influenza vaccine) (MEDI8662) was supplied in the blow-fill-seal delivery system that delivers a nominal dose of 0.2 mL into a single nostril. Each dose contained 10^7.0 ± 0.5 fluorescent focus units (FFU) of each of 4 cold-adapted, temperature-sensitive, attenuated, 6:2 reassortant influenza virus strains: A/H1N1 (A/South Dakota/6/2007), A/H3N2 (A/Uruguay/716/2007), B/Victoria (B/Malaysia/2506/2004), and B/Yamagata (B/Florida/4/2006). | | OG001 | FluMist/B/Victoria | FluMist/B/Victoria was administered intranasally using a BD Accuspray™ device. A total volume of 0.2 mL was administered intranasally (approximately 0.1 mL into each nostril). Each dose contained 10^7.0 ± 0.5 FFU of each of 3 cold-adapted, temperature-sensitive, attenuated, 6:2 reassortant influenza virus strains: A/H1N1 (A/South Dakota/6/2007), A/H3N2 (A/Uruguay/716/2007), and B/Victoria (B/Malaysia/2506/2004). |
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| Secondary | The Percentage of Participants Experiencing Each Solicited Symptom From Administration of Investigational Product Through 14 Days Post Dose | | The Evaluable Safety Population for solicited symptoms included all participants who received any investigational product and had any solicited symptom data available during the reporting period. | Posted | | Number | | Percentage of Participants | | Days 0-14 post dose | | | | ID | Title | Description |
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| OG000 | Q/LAIV-BFS (MEDI8662) | Q/LAIV-BFS (quadrivalent influenza vaccine) (MEDI8662) was supplied in the blow-fill-seal delivery system that delivers a nominal dose of 0.2 mL into a single nostril. Each dose contained 10^7.0 ± 0.5 fluorescent focus units (FFU) of each of 4 cold-adapted, temperature-sensitive, attenuated, 6:2 reassortant influenza virus strains: A/H1N1 (A/South Dakota/6/2007), A/H3N2 (A/Uruguay/716/2007), B/Victoria (B/Malaysia/2506/2004), and B/Yamagata (B/Florida/4/2006). | | OG001 | All FluMist | Data from both the FluMist/B/Yamagata arm and the FluMist/B/Victoria arm were combined. |
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| Secondary | The Percentage of Participants Reporting Any Adverse Event From Administration of Investigational Product Through 28 Days Post Dose | | The Safety Population included participants who received any investigational product and for whom any follow-up safety data were reported. | Posted | | Number | | Percentage of Participants | | Days 0-28 post dose | | | | ID | Title | Description |
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| OG000 | Q/LAIV-BFS (MEDI8662) | Q/LAIV-BFS (quadrivalent influenza vaccine) (MEDI8662) was supplied in the blow-fill-seal delivery system that delivers a nominal dose of 0.2 mL into a single nostril. Each dose contained 10^7.0 ± 0.5 fluorescent focus units (FFU) of each of 4 cold-adapted, temperature-sensitive, attenuated, 6:2 reassortant influenza virus strains: A/H1N1 (A/South Dakota/6/2007), A/H3N2 (A/Uruguay/716/2007), B/Victoria (B/Malaysia/2506/2004), and B/Yamagata (B/Florida/4/2006). | | OG001 | All FluMist | Data from both the FluMist/B/Yamagata arm and the FluMist/B/Victoria arm were combined. |
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| Secondary | The Percentage of Participants Reporting Any Serious Adverse Event From Administration of Investigational Product Through 28 Days Post Dose | | The Safety Population included participants who received any investigational product and for whom any follow-up safety data were reported. | Posted | | Number | | Percentage of Participants | | Days 0-28 post dose | | | | ID | Title | Description |
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| OG000 | Q/LAIV-BFS (MEDI8662) | Q/LAIV-BFS (quadrivalent influenza vaccine) (MEDI8662) was supplied in the blow-fill-seal delivery system that delivers a nominal dose of 0.2 mL into a single nostril. Each dose contained 10^7.0 ± 0.5 fluorescent focus units (FFU) of each of 4 cold-adapted, temperature-sensitive, attenuated, 6:2 reassortant influenza virus strains: A/H1N1 (A/South Dakota/6/2007), A/H3N2 (A/Uruguay/716/2007), B/Victoria (B/Malaysia/2506/2004), and B/Yamagata (B/Florida/4/2006). | | OG001 | All FluMist | Data from both the FluMist/B/Yamagata arm and the FluMist/B/Victoria arm were combined. |
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| Secondary | The Percentage of Participants Reporting Any Serious Adverse Event From Administration of Investigational Product Through 180 Days Post Dose | | The Safety Population included participants who received any investigational product and for whom any follow-up safety data were reported. | Posted | | Number | | Percentage of Participants | | Days 0-180 post dose | | | | ID | Title | Description |
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| OG000 | Q/LAIV-BFS (MEDI8662) | Q/LAIV-BFS (quadrivalent influenza vaccine) (MEDI8662) was supplied in the blow-fill-seal delivery system that delivers a nominal dose of 0.2 mL into a single nostril. Each dose contained 10^7.0 ± 0.5 fluorescent focus units (FFU) of each of 4 cold-adapted, temperature-sensitive, attenuated, 6:2 reassortant influenza virus strains: A/H1N1 (A/South Dakota/6/2007), A/H3N2 (A/Uruguay/716/2007), B/Victoria (B/Malaysia/2506/2004), and B/Yamagata (B/Florida/4/2006). | | OG001 | All FluMist | Data from both the FluMist/B/Yamagata arm and the FluMist/B/Victoria arm were combined. |
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| Secondary | The Percentage of Participants Reporting New Onset Chronic Diseases From Administration of Investigational Product Through 180 Days Post Dose | | The Safety Population included participants who received any investigational product and for whom any follow-up safety data were reported. | Posted | | Number | | Percentage of Participants | | Days 0-180 post dose | | | | ID | Title | Description |
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| OG000 | Q/LAIV-BFS (MEDI8662) | Q/LAIV-BFS (quadrivalent influenza vaccine) (MEDI8662) was supplied in the blow-fill-seal delivery system that delivers a nominal dose of 0.2 mL into a single nostril. Each dose contained 10^7.0 ± 0.5 fluorescent focus units (FFU) of each of 4 cold-adapted, temperature-sensitive, attenuated, 6:2 reassortant influenza virus strains: A/H1N1 (A/South Dakota/6/2007), A/H3N2 (A/Uruguay/716/2007), B/Victoria (B/Malaysia/2506/2004), and B/Yamagata (B/Florida/4/2006). | | OG001 | All FluMist | Data from both the FluMist/B/Yamagata arm and the FluMist/B/Victoria arm were combined. |
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