| Primary | Number of Participants With Serious Adverse Events Over the Course of the Study | A serious adverse event (SAE) was any event that resulted in any of the following outcomes:
- Death;
- Was life-threatening;
- Required inpatient hospitalization or prolongation of existing hospitalization;
- Resulted in persistent or significant incapacity or substantial disruption of the ability to conduct normal life functions;
- Congenital abnormality or birth defect;
- Important medical event that did not result in one of the above outcomes but jeopardized the health of the study participant or required medical or surgical intervention to prevent one of the outcomes listed in the above definition of SAE.
| The total vaccinated population includes all participants in the enrolled population who were randomized and received a study vaccination. | Posted | | Count of Participants | | Participants | | Up to 6 months | | | | ID | Title | Description |
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| OG000 | Inactivated Poliomyelitis Vaccine | Participants received a single intramuscular injection of 0.5 mL IPV on Day 1 followed by a single dose (2 drops) of bOPV 28 days later. | | OG001 | Inactivated Poliomyelitis Vaccine + dmLT | Participants received a single intramuscular injection of 0.5 mL IPV co-administered with 0.5 μg of dmLT on Day 1 followed by a single dose (2 drops) of bOPV 28 days later. | | OG002 | Bivalent Oral Polio Vaccine | Participants received one dose (2 drops) of bOPV on Day 1 followed by a second dose of bOPV 28 days later. |
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| Primary | Number of Participants With Severe Adverse Events During the 28 Days Following Study Vaccination | Severe adverse events are events that interrupted a participant's usual daily activity and may have required systemic drug therapy or other treatment. Severe events are usually potentially life-threatening or incapacitating. | Total vaccinated population | Posted | | Count of Participants | | Participants | | Up to 28 days after study vaccination (prior to bOPV challenge) | | | | ID | Title | Description |
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| OG000 | Inactivated Poliomyelitis Vaccine | Participants received a single intramuscular injection of 0.5 mL IPV on Day 1 followed by a single dose (2 drops) of bOPV 28 days later. | | OG001 | Inactivated Poliomyelitis Vaccine + dmLT | Participants received a single intramuscular injection of 0.5 mL IPV co-administered with 0.5 μg of dmLT on Day 1 followed by a single dose (2 drops) of bOPV 28 days later. | | OG002 | Bivalent Oral Polio Vaccine | Participants received one dose (2 drops) of bOPV on Day 1 followed by a second dose of bOPV 28 days later. |
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| Primary | Number of Participants With Solicited Local Adverse Events | Solicited adverse events (AEs) are pre-specified local and systemic adverse events that are common or known to be associated with vaccination and that are actively monitored as indicators of vaccine reactogenicity. Local/injection site reactions included pain, erythema/redness, swelling, induration, and hyperpigmentation, applicable to participants in the IPV and IPV + dmLT arms who received study injections. Severity was graded according to the following: Mild: Transient or mild discomfort; does not interfere with activities, erythema or swelling 2.5 - 5 cm, hyperpigmentation 1- 4 cm. Moderate: Mild to moderate limitation in activity; no or minimal medical intervention/therapy required, erythema or swelling 5.1 - 10 cm, hyperpigmentation 4.1 - 8 cm, or repeated use of nonnarcotic pain reliever > 24 hours. Severe: All normal activity is prevented for 24 hours or more, erythema or swelling > 10 cm, hyperpigmentation > 8 cm, or any use of narcotic pain reliever. | Total vaccinated population - participants who received intramuscular injection | Posted | | Count of Participants | | Participants | | 7 days following study vaccination | | | | ID | Title | Description |
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| OG000 | Inactivated Poliomyelitis Vaccine | Participants received a single intramuscular injection of 0.5 mL IPV on Day 1 followed by a single dose (2 drops) of bOPV 28 days later. | | OG001 | Inactivated Poliomyelitis Vaccine + dmLT | Participants received a single intramuscular injection of 0.5 mL IPV co-administered with 0.5 μg of dmLT on Day 1 followed by a single dose (2 drops) of bOPV 28 days later. |
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| Primary | Number of Participants With Solicited Systemic Adverse Events | Systemic reactions included fever (oral temperature ≥ 38.0°C), chills, fatigue, headache, muscle aches/myalgia, joint ache/arthralgia, rash, nausea, vomiting, and diarrhea. Severity was graded according to the following: Mild: Transient or mild discomfort; does not interfere with activities, 2-3 vomiting episodes in 24 hours, 3-5 loose stools/day or diarrhea volume <1000 mL/day, or temperature 38.0 - 38.9˚C. Moderate: Mild to moderate limitation in activity; no or minimal medical intervention/therapy required, 4-5 vomiting episodes in 24 hours, 6-9 loose stools/day or 1000-1999 mL output per 24 hours, or temperature 39.0 - 39.9˚C. Severe: All normal activity is prevented for 24 hours or more, > 6 vomiting episodes in 24 hours, > 10 loose stools/day or orthostatic hypotension, or temperature > 40.0˚C. | Total vaccinated population | Posted | | Count of Participants | | Participants | | 7 days following study vaccination | | | | ID | Title | Description |
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| OG000 | Inactivated Poliomyelitis Vaccine | Participants received a single intramuscular injection of 0.5 mL IPV on Day 1 followed by a single dose (2 drops) of bOPV 28 days later. | | OG001 | Inactivated Poliomyelitis Vaccine + dmLT | Participants received a single intramuscular injection of 0.5 mL IPV co-administered with 0.5 μg of dmLT on Day 1 followed by a single dose (2 drops) of bOPV 28 days later. |
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| Primary | Number of Participants With Unsolicited Adverse Events During the 28 Days Following Study Vaccination | An adverse event is any untoward medical occurrence in a participant after administration of the investigational vaccine and that does not necessarily have a causal relationship with the investigational vaccine. AEs were graded for severity on the following scale: Grade 1 - Mild: Transient or mild discomfort; does not interfere with activities; Grade 2 - Moderate: Mild to moderate limitation in activity; no or minimal medical intervention/therapy required; Grade 3 - Severe: All normal activity is prevented for 24 hours or more. | Total vaccinated population | Posted | | Count of Participants | | Participants | | 28 days following study vaccination | | | | ID | Title | Description |
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| OG000 | Inactivated Poliomyelitis Vaccine | Participants received a single intramuscular injection of 0.5 mL IPV on Day 1 followed by a single dose (2 drops) of bOPV 28 days later. | | OG001 | Inactivated Poliomyelitis Vaccine + dmLT | Participants received a single intramuscular injection of 0.5 mL IPV co-administered with 0.5 μg of dmLT on Day 1 followed by a single dose (2 drops) of bOPV 28 days later. | | OG002 | Bivalent Oral Polio Vaccine | |
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| Primary | Percentage of Participants Positive for bOPV Viral Shedding 7 Days Following bOPV Challenge | The presence of the bOPV virus (Sabin strains Type 1 and Type 3) in stool samples was determined using polymerase chain reaction (PCR). | Participants in the per protocol population who received the bOPV challenge and had available shedding data. The per protocol (PP) population includes all enrolled participants who were randomized, received a study vaccination, and who had no protocol violations determined to potentially interfere with the immunogenicity assessment up to each time point. | Posted | | Number | 95% Confidence Interval | percentage of participants | | Day 36 (7 days after bOPV challenge) | | | | ID | Title | Description |
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| OG000 | Inactivated Poliomyelitis Vaccine | Participants received a single intramuscular injection of 0.5 mL IPV on Day 1 followed by a single dose (2 drops) of bOPV 28 days later. | | OG001 | Inactivated Poliomyelitis Vaccine + dmLT | Participants received a single intramuscular injection of 0.5 mL IPV co-administered with 0.5 μg of dmLT on Day 1 followed by a single dose (2 drops) of bOPV 28 days later. | | OG002 | Bivalent Oral Polio Vaccine | Participants received one dose (2 drops) of bOPV on Day 1 followed by a second dose of bOPV 28 days later. |
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| Secondary | Percentage of Participants With a Positive Poliovirus Fecal Neutralization Response 28 Days After Vaccination and 14 Days After bOPV Challenge | Positive response is defined as a minimum 4-fold increase from the pre-vaccination (Baseline) value in fecal anti-poliovirus neutralization antibodies. Serotype-specific poliovirus neutralizing antibody quantitation was conducted using standardized assays at the Wright Laboratory at Dartmouth University. | The per protocol (PP) population includes all enrolled participants who were randomized and received a study vaccination and who had no protocol violations determined to potentially interfere with the immunogenicity assessment up to each time point. | Posted | | Number | 95% Confidence Interval | percentage of participants | | Day 29 (28 days after study vaccination) and Day 43 (14 days after bOPV challenge) | | | | ID | Title | Description |
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| OG000 | Inactivated Poliomyelitis Vaccine | Participants received a single intramuscular injection of 0.5 mL inactivated poliomyelitis vaccine (IPV) on Day 1 followed by a single dose (2 drops) of bivalent oral polio vaccine (bOPV) 28 days later. | | OG001 | Inactivated Poliomyelitis Vaccine + dmLT | Participants received a single intramuscular injection of 0.5 mL IPV co-administered with 0.5 μg of dmLT on Day 1 followed by a single dose (2 drops) of bOPV 28 days later. | | OG002 |
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| Secondary | Level of Fecal Poliovirus Immunoglobulin A (IgA) Antibodies at Baseline, 28 Days After Vaccination and 14 Days After bOPV Challenge | Fecal IgA were quantified using a Luminex assay in which monovalent IPVs are covalently conjugated to fluorescently coated beads in order to quantify total and polio-type specific concentrations of IgA in stool specimens. | Per protocol population with available data at each time point | Posted | | Median | 95% Confidence Interval | relative fluorescence units | | Baseline (before vaccination), Day 29 (28 days after study vaccination, prior to bOPV challenge) and Day 43 (14 days after bOPV challenge) | | | | ID | Title | Description |
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| OG000 | Inactivated Poliomyelitis Vaccine | Participants received a single intramuscular injection of 0.5 mL IPV on Day 1 followed by a single dose (2 drops) of bOPV 28 days later. | | OG001 | Inactivated Poliomyelitis Vaccine + dmLT | Participants received a single intramuscular injection of 0.5 mL IPV co-administered with 0.5 μg of dmLT on Day 1 followed by a single dose (2 drops) of bOPV 28 days later. | | OG002 | Bivalent Oral Polio Vaccine | Participants received one dose (2 drops) of bOPV on Day 1 followed by a second dose of bOPV 28 days later. |
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| Secondary | Change From Baseline in Fecal Poliovirus IgA Antibodies 28 Days After Study Vaccination and 14 Days After bOPV Challenge | | Per protocol population with available data at each time point | Posted | | Median | 95% Confidence Interval | relative fluorescence units | | Baseline, Day 29 (28 days after study vaccination, prior to bOPV challenge) and Day 43 (14 days after bOPV challenge) | | | | ID | Title | Description |
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| OG000 | Inactivated Poliomyelitis Vaccine | Participants received a single intramuscular injection of 0.5 mL IPV on Day 1 followed by a single dose (2 drops) of bOPV 28 days later. | | OG001 | Inactivated Poliomyelitis Vaccine + dmLT | Participants received a single intramuscular injection of 0.5 mL IPV co-administered with 0.5 μg of dmLT on Day 1 followed by a single dose (2 drops) of bOPV 28 days later. | | OG002 | Bivalent Oral Polio Vaccine | Participants received one dose (2 drops) of bOPV on Day 1 followed by a second dose of bOPV 28 days later. |
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| Secondary | Serum Neutralizing Antibody Seroconversion Rate 28 Days After Study Vaccination | Serum neutralizing antibody seroconversion rate is defined as the percentage of participants demonstrating a minimum four-fold increase in type-specific poliovirus serum neutralizing antibody titers between baseline and 28 days post vaccination, or post-vaccination titer > 1:8 if seronegative at baseline. | | Posted | | Number | 95% Confidence Interval | percentage of participants | | Day 29 (28 days after study vaccination, prior to bOPV challenge) | | | | ID | Title | Description |
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| OG000 | Inactivated Poliomyelitis Vaccine | Participants received a single intramuscular injection of 0.5 mL IPV on Day 1 followed by a single dose (2 drops) of bOPV 28 days later. | | OG001 | Inactivated Poliomyelitis Vaccine + dmLT | Participants received a single intramuscular injection of 0.5 mL IPV co-administered with 0.5 μg of dmLT on Day 1 followed by a single dose (2 drops) of bOPV 28 days later. | | OG002 | Bivalent Oral Polio Vaccine | Participants received one dose (2 drops) of bOPV on Day 1 followed by a second dose of bOPV 28 days later. |
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| Secondary | Geometric Mean Titer of Serum Poliovirus Neutralizing Antibodies at Baseline and 28 Days After Study Vaccination | | Per protocol population with available data at each time point | Posted | | Geometric Mean | 95% Confidence Interval | titer | | Baseline (pre-vaccination) and Day 29 (28 days after study vaccination, prior to bOPV challenge) | | | | ID | Title | Description |
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| OG000 | Inactivated Poliomyelitis Vaccine | Participants received a single intramuscular injection of 0.5 mL IPV on Day 1 followed by a single dose (2 drops) of bOPV 28 days later. | | OG001 | Inactivated Poliomyelitis Vaccine + dmLT | Participants received a single intramuscular injection of 0.5 mL IPV co-administered with 0.5 μg of dmLT on Day 1 followed by a single dose (2 drops) of bOPV 28 days later. | | OG002 | Bivalent Oral Polio Vaccine | Participants received one dose (2 drops) of bOPV on Day 1 followed by a second dose of bOPV 28 days later. |
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| Secondary | Seroprotection Rate of Serum Poliovirus Neutralizing Antibodies at Baseline and 28 Days Following Vaccination | Seroprotection rate of serum poliovirus neutralizing antibodies is defined as a type-specific poliovirus serum neutralizing antibody titer ≥ 1:8. | Per protocol population with available data at each time point | Posted | | Number | 95% Confidence Interval | percentage of participants | | Baseline (before vaccination) and Day 29 (28 days after vaccination, prior to bOPV challenge) | | | | ID | Title | Description |
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| OG000 | Inactivated Poliomyelitis Vaccine | Participants received a single intramuscular injection of 0.5 mL IPV on Day 1 followed by a single dose (2 drops) of bOPV 28 days later. | | OG001 | Inactivated Poliomyelitis Vaccine + dmLT | Participants received a single intramuscular injection of 0.5 mL IPV co-administered with 0.5 μg of dmLT on Day 1 followed by a single dose (2 drops) of bOPV 28 days later. | | OG002 | Bivalent Oral Polio Vaccine | Participants received one dose (2 drops) of bOPV on Day 1 followed by a second dose of bOPV 28 days later. |
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| Secondary | Geometric Mean Fold-Rise in Serum Poliovirus Neutralizing Antibodies | | | Posted | | Geometric Mean | 95% Confidence Interval | fold-rise | | Baseline (before vaccination) and Day 29 (28 days after vaccination, prior to bOPV challenge) | | | | ID | Title | Description |
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| OG000 | Inactivated Poliomyelitis Vaccine | Participants received a single intramuscular injection of 0.5 mL IPV on Day 1 followed by a single dose (2 drops) of bOPV 28 days later. | | OG001 | Inactivated Poliomyelitis Vaccine + dmLT | Participants received a single intramuscular injection of 0.5 mL IPV co-administered with 0.5 μg of dmLT on Day 1 followed by a single dose (2 drops) of bOPV 28 days later. | | OG002 | Bivalent Oral Polio Vaccine | Participants received one dose (2 drops) of bOPV on Day 1 followed by a second dose of bOPV 28 days later. |
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| Secondary | Percentage of Participants With a Circulating Poliovirus IgA Antibody-Secreting Cell Response | Poliovirus antibody secreting cell (ASC) response is defined as ≥ 8 ASC/10⁶ peripheral blood mononuclear cells (PBMC) at any time point following both study vaccination and bOPV challenge. | Per protocol population with available data at each time point | Posted | | Number | 95% Confidence Interval | percentage of participants | | Baseline (pre-vaccination), Day 8 (7 days after study vaccination), Day 29 (28 days after study vaccination prior to bOPV challenge), and Day 36 (7 days after bOPV challenge) | | | | ID | Title | Description |
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| OG000 | Inactivated Poliomyelitis Vaccine | Participants received a single intramuscular injection of 0.5 mL IPV on Day 1 followed by a single dose (2 drops) of bOPV 28 days later. | | OG001 | Inactivated Poliomyelitis Vaccine + dmLT | Participants received a single intramuscular injection of 0.5 mL IPV co-administered with 0.5 μg of dmLT on Day 1 followed by a single dose (2 drops) of bOPV 28 days later. | | OG002 | Bivalent Oral Polio Vaccine | Participants received one dose (2 drops) of bOPV on Day 1 followed by a second dose of bOPV 28 days later. |
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| Secondary | Number of Circulating Poliovirus IgA Antibody Secreting Cells at Baseline and After Study Vaccination | | Per protocol population with available data at each time point | Posted | | Median | 95% Confidence Interval | cells/10⁶ PBMC | | Baseline (pre-vaccination), Day 8 (7 days after study vaccination), Day 29 (28 days after study vaccination prior to bOPV challenge), and Day 36 (7 days after bOPV challenge) | | | | ID | Title | Description |
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| OG000 | Inactivated Poliomyelitis Vaccine | Participants received a single intramuscular injection of 0.5 mL IPV on Day 1 followed by a single dose (2 drops) of bOPV 28 days later. | | OG001 | Inactivated Poliomyelitis Vaccine + dmLT | Participants received a single intramuscular injection of 0.5 mL IPV co-administered with 0.5 μg of dmLT on Day 1 followed by a single dose (2 drops) of bOPV 28 days later. | | OG002 | Bivalent Oral Polio Vaccine | Participants received one dose (2 drops) of bOPV on Day 1 followed by a second dose of bOPV 28 days later. |
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| Secondary | Percentage of Participants With a Circulating Poliovirus Immunoglobulin G (IgG) Antibody-Secreting Cell Response | Poliovirus antibody secreting cell (ASC) response is defined as ≥ 8 ASC/10⁶ peripheral blood mononuclear cells (PBMC) at any time point following both study vaccination and bOPV challenge. | Per protocol population with available data at each time point | Posted | | Number | 95% Confidence Interval | percentage of participants | | Baseline (pre-vaccination), Day 8 (7 days after study vaccination), Day 29 (28 days after study vaccination prior to bOPV challenge), and Day 36 (7 days after bOPV challenge) | | | | ID | Title | Description |
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| OG000 | Inactivated Poliomyelitis Vaccine | Participants received a single intramuscular injection of 0.5 mL IPV on Day 1 followed by a single dose (2 drops) of bOPV 28 days later. | | OG001 | Inactivated Poliomyelitis Vaccine + dmLT | Participants received a single intramuscular injection of 0.5 mL IPV co-administered with 0.5 μg of dmLT on Day 1 followed by a single dose (2 drops) of bOPV 28 days later. | | OG002 | Bivalent Oral Polio Vaccine | Participants received one dose (2 drops) of bOPV on Day 1 followed by a second dose of bOPV 28 days later. |
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| Secondary | Number of Circulating Poliovirus IgG Antibody Secreting Cells at Baseline and After Study Vaccination | | Per protocol population with available data at each time point | Posted | | Median | 95% Confidence Interval | cells/10⁶ PBMC | | Baseline (pre-vaccination), Day 8 (7 days after study vaccination), Day 29 (28 days after study vaccination prior to bOPV challenge), and Day 36 (7 days after bOPV challenge) | | | | ID | Title | Description |
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| OG000 | Inactivated Poliomyelitis Vaccine | Participants received a single intramuscular injection of 0.5 mL IPV on Day 1 followed by a single dose (2 drops) of bOPV 28 days later. | | OG001 | Inactivated Poliomyelitis Vaccine + dmLT | Participants received a single intramuscular injection of 0.5 mL IPV co-administered with 0.5 μg of dmLT on Day 1 followed by a single dose (2 drops) of bOPV 28 days later. | | OG002 | Bivalent Oral Polio Vaccine | Participants received one dose (2 drops) of bOPV on Day 1 followed by a second dose of bOPV 28 days later. |
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| Secondary | Area Under the Curve (AUC) of Viral Shedding in Stool for 28 Days After bOPV Challenge | AUC was calculated using the linear trapezoidal rule with all samples collected from Day 33 to 57. | | Posted | | Median | Standard Deviation | log₁₀(CCID₅₀/g) * days | | Days 33, 36, 43, 50, and 57 (i.e., 4, 7, 14, 21, and 28 days, respectively, following bOPV challenge). | | | | ID | Title | Description |
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| OG000 | Inactivated Poliomyelitis Vaccine | Participants received a single intramuscular injection of 0.5 mL IPV on Day 1 followed by a single dose (2 drops) of bOPV 28 days later. | | OG001 | Inactivated Poliomyelitis Vaccine + dmLT | Participants received a single intramuscular injection of 0.5 mL IPV co-administered with 0.5 μg of dmLT on Day 1 followed by a single dose (2 drops) of bOPV 28 days later. | | OG002 | Bivalent Oral Polio Vaccine | Participants received one dose (2 drops) of bOPV on Day 1 followed by a second dose of bOPV 28 days later. |
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| Secondary | Time to Cessation of Viral Shedding in Stool After bOPV Challenge | Time to cessation of viral shedding in stool is defined as the study day of the first instance of 3 consecutive samples PCR-negative for virus, with samples taken on separate days. | Per-protocol population participants who received the bOPV challenge and had post-challenge viral shedding results. | Posted | | Median | 95% Confidence Interval | days | | Days 33, 36, 39, 43, 46, 50, and 57 | | | | ID | Title | Description |
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| OG000 | Inactivated Poliomyelitis Vaccine | Participants received a single intramuscular injection of 0.5 mL IPV on Day 1 followed by a single dose (2 drops) of bOPV 28 days later. | | OG001 | Inactivated Poliomyelitis Vaccine + dmLT | Participants received a single intramuscular injection of 0.5 mL IPV co-administered with 0.5 μg of dmLT on Day 1 followed by a single dose (2 drops) of bOPV 28 days later. | | OG002 | Bivalent Oral Polio Vaccine | Participants received one dose (2 drops) of bOPV on Day 1 followed by a second dose of bOPV 28 days later. |
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