| Primary | Percentage of Participants in the Main Subset With Overall Success Using the Avonex Single-Use Autoinjector | A trainer/observer documented the participant's ability to self-inject with the Avonex single-use autoinjector and completed an observation form. Overall success in using the device for each participant was defined as no failures occurring in any step (ie, device set-up, self-administration of injection, and capping/disposal of the device) during the participant's use of the single-use Avonex autoinjector. | Participants in the Main Subset who received an injection of Avonex prefilled syringe as a manual IM injection, at least 1 injection of Avonex prefilled syringe using the autoinjector, and had a completed Observation Form were included in the analysis. Missing data were not imputed. All analyses are based on observed data. | Posted | | Number | 95% Confidence Interval | percentage of participants | | Day 22 | | | | ID | Title | Description |
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| OG000 | Avonex Single-Use Autoinjector: Main Subset | Participants received open label weekly treatment with Avonex 30 mcg intramuscular (IM) injections, provided in Avonex prefilled syringes. In the Main Study, injection #1: administration of Avonex prefilled syringe via manual IM injection on Day 1. Injections #2, #3, and #4: administration of Avonex prefilled syringe using the single-use autoinjector on Days 8, 15, and 22, respectively. In the Extension Study, participants were to continue treatment with the Avonex single-use autoinjector for up to an additional 12 weeks. Main Subset participants were enrolled after study suspension and could enroll in the Extension Study. |
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| Other Pre-specified | Number of Participants in the Initial Subset Who Were Satisfied With the Avonex Single-Use Autoinjector | Number of participants in the Initial Subset who answered yes to the question "Were you satisfied with this single-use injector?" on the Subject Satisfaction Questionnaire. | Participants in the Initial Subset who received at least 1 injection with autoinjector who had a complete Subject Satisfaction Questionnaire. | Posted | | Number | | participants | | Day 23 | | | | ID | Title | Description |
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| OG000 | Avonex Single-Use Autoinjector: Initial Subset | Participants received open label weekly treatment with Avonex 30 mcg intramuscular (IM) injections, provided in Avonex prefilled syringes. In the Main Study, injection #1: administration of Avonex prefilled syringe via manual IM injection on Day 1. Injections #2, #3, and #4: administration of Avonex prefilled syringe using the single-use autoinjector on Days 8, 15, and 22, respectively. In the Extension Study, participants were to continue treatment with the Avonex single-use autoinjector for up to an additional 12 weeks. Initial Subset participants were enrolled in the Main Study prior to study suspension and could not enroll in the Extension Study. |
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| Other Pre-specified | Percentage of Participants With No Erythema, Induration, or Tenderness, and Normal Temperature at the Injection Site After Injection With the Avonex Single-use Autoinjector | The clinician/investigator evaluated the injection site for erythema, induration, and tenderness as none, mild, moderate, or severe after the use of the Avonex single-use autoinjector. Temperature at the injection site was evaluated as normal, warm, or hot. Those participants having no erythema, induration, or tenderness, and normal temperature at the injection site after injection are presented. | Participants who received at least one injection with the Avonex single-use autoinjector. Missing data were not imputed. | Posted | | Number | | percentage of participants | | Day 1, Day 8 through 22 (highest severity reported between Days 8 and 22) | | | | ID | Title | Description |
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| OG000 | Avonex Single-Use Autoinjector: Main Subset | Participants received open label weekly treatment with Avonex 30 mcg intramuscular (IM) injections, provided in Avonex prefilled syringes. In the Main Study, injection #1: administration of Avonex prefilled syringe via manual IM injection on Day 1. Injections #2, #3, and #4: administration of Avonex prefilled syringe using the single-use autoinjector on Days 8, 15, and 22, respectively. In the Extension Study, participants were to continue treatment with the Avonex single-use autoinjector for up to an additional 12 weeks. Main Subset participants were enrolled after study suspension and could enroll in the Extension Study. | | OG001 | Avonex Single-Use Autoinjector: Initial Subset |
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| Other Pre-specified | Mean Score for Ease of Use Grading Scale | Participants scored the ease of use of the Avonex manual injector (Day 1) and single-use autoinjector (Days 8, 15, 22) using a scale that ranged from 0 (extremely difficult) to 10 (extremely easy). | Participants who received at least one injection with the Avonex Single-use Autoinjector. Missing data were not imputed. n=number of participants who received an injection and had an assessment at the given timepoint. | Posted | | Mean | Standard Deviation | scores on a scale | | Day 1, Day 8, Day 15, Day 22 | | | | ID | Title | Description |
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| OG000 | Avonex Single-Use Autoinjector: Main Subset | Participants received open label weekly treatment with Avonex 30 mcg intramuscular (IM) injections, provided in Avonex prefilled syringes. In the Main Study, injection #1: administration of Avonex prefilled syringe via manual IM injection on Day 1. Injections #2, #3, and #4: administration of Avonex prefilled syringe using the single-use autoinjector on Days 8, 15, and 22, respectively. In the Extension Study, participants were to continue treatment with the Avonex single-use autoinjector for up to an additional 12 weeks. Main Subset participants were enrolled after study suspension and could enroll in the Extension Study. | | OG001 | Avonex Single-Use Autoinjector: Initial Subset | Participants received open label weekly treatment with Avonex 30 mcg intramuscular (IM) injections, provided in Avonex prefilled syringes. In the Main Study, injection #1: administration of Avonex prefilled syringe via manual IM injection on Day 1. Injections #2, #3, and #4: administration of Avonex prefilled syringe using the single-use autoinjector on Days 8, 15, and 22, respectively. In the Extension Study, participants were to continue treatment with the Avonex single-use autoinjector for up to an additional 12 weeks. Initial Subset participants were enrolled in the Main Study prior to study suspension and could not enroll in the Extension Study. |
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| Other Pre-specified | Percentage of Participants Who Rated the Avonex Single-use Autoinjector Printed and DVD Training Materials as Very Effective | Participants evaluated how effective the printed and DVD instructions were in educating how to use the Avonex single-use autoinjector. Participants could choose one of the following descriptive answers: not effective at all, somewhat ineffective, neutral, somewhat effective, or very effective. | Participants in the Main Subset who received at least one injection with the Avonex Single-use Autoinjector and submitted an assessment form. n=the number of subjects completing the assessment form at the given timepoint. Missing data were not imputed. | Posted | | Number | | percentage of participants | | Day 8, Day 15, Day 22 | | | | ID | Title | Description |
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| OG000 | Avonex Single-Use Autoinjector: Main Subset | Participants received open label weekly treatment with Avonex 30 mcg intramuscular (IM) injections, provided in Avonex prefilled syringes. In the Main Study, injection #1: administration of Avonex prefilled syringe via manual IM injection on Day 1. Injections #2, #3, and #4: administration of Avonex prefilled syringe using the single-use autoinjector on Days 8, 15, and 22, respectively. In the Extension Study, participants were to continue treatment with the Avonex single-use autoinjector for up to an additional 12 weeks. Main Subset participants were enrolled after study suspension and could enroll in the Extension Study. |
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| Other Pre-specified | Mean Score for Initial Subset on Autoinjector Instructions Grading Scale | Participants in the Initial Subset were asked to answer the question "How satisfied are you with the presentation of the autoinjector instructions?" on a rating scale of 0 (extremely dissatisfied) to 10 (extremely satisfied). | Participants in the Initial Subset who received at least one injection with the Avonex single-use autoinjector and completed the grading scale. | Posted | | Mean | Standard Deviation | scores on a scale | | Day 8 | | | | ID | Title | Description |
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| OG000 | Avonex Single-Use Autoinjector: Initial Subset | Participants received open label weekly treatment with Avonex 30 mcg intramuscular (IM) injections, provided in Avonex prefilled syringes. In the Main Study, injection #1: administration of Avonex prefilled syringe via manual IM injection on Day 1. Injections #2, #3, and #4: administration of Avonex prefilled syringe using the single-use autoinjector on Days 8, 15, and 22, respectively. In the Extension Study, participants were to continue treatment with the Avonex single-use autoinjector for up to an additional 12 weeks. Initial Subset participants were enrolled in the Main Study prior to study suspension and could not enroll in the Extension Study. |
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| Other Pre-specified | Percentage of Participants Who Indicated No Difficulty With the Injection Procedure of the Manual Injection or the Avonex Single-use Autoinjector | Participants assessed whether they had experienced any difficulty with the procedure in preparing, injecting, removing, and disposing process after each injection with the Avonex single-use autoinjector by answering yes or no to the following question: "Did you have any difficulty with your injection?" The percentage of participants answering no to this question for both the manual injection on Day 1 and the autoinjector on Days 8. 15 and 22 are presented. | Participants in the Main Subset who received at least one injection with the Avonex single-use autoinjector and submitted an assessment of injection procedure form. Missing data were not imputed. n=number of participants with assessment at the given timepoint. | Posted | | Number | | percentage of participants | | Day 1, Day 8, Day 15, Day 22 | | | | ID | Title | Description |
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| OG000 | Avonex Single-Use Autoinjector: Main Subset | Participants received open label weekly treatment with Avonex 30 mcg intramuscular (IM) injections, provided in Avonex prefilled syringes. In the Main Study, injection #1: administration of Avonex prefilled syringe via manual IM injection on Day 1. Injections #2, #3, and #4: administration of Avonex prefilled syringe using the single-use autoinjector on Days 8, 15, and 22, respectively. In the Extension Study, participants were to continue treatment with the Avonex single-use autoinjector for up to an additional 12 weeks. Main Subset participants were enrolled after study suspension and could enroll in the Extension Study. |
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| Other Pre-specified | Percentage of Participants Who Indicated a Preference for the Avonex Single-use Autoinjector Over the Manual Avonex Prefilled Syringe | Participants were asked whether they preferred using the Avonex single-use autoinjector over the manual Avonex prefilled syringe. Preference was defined as participants answering yes to the following question: Do you prefer this single-use autoinjector over the manual injection? | Participants who received at least 1 injection with autoinjector and had a complete questionnaire. Missing data were not imputed. | Posted | | Number | | percentage of participants | | Day 23 | | | | ID | Title | Description |
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| OG000 | Avonex Single-Use Autoinjector: Main Subset | Participants received open label weekly treatment with Avonex 30 mcg intramuscular (IM) injections, provided in Avonex prefilled syringes. In the Main Study, injection #1: administration of Avonex prefilled syringe via manual IM injection on Day 1. Injections #2, #3, and #4: administration of Avonex prefilled syringe using the single-use autoinjector on Days 8, 15, and 22, respectively. In the Extension Study, participants were to continue treatment with the Avonex single-use autoinjector for up to an additional 12 weeks. Main Subset participants were enrolled after study suspension and could enroll in the Extension Study. | | OG001 | Avonex Single-Use Autoinjector: Initial Subset | Participants received open label weekly treatment with Avonex 30 mcg intramuscular (IM) injections, provided in Avonex prefilled syringes. In the Main Study, injection #1: administration of Avonex prefilled syringe via manual IM injection on Day 1. Injections #2, #3, and #4: administration of Avonex prefilled syringe using the single-use autoinjector on Days 8, 15, and 22, respectively. In the Extension Study, participants were to continue treatment with the Avonex single-use autoinjector for up to an additional 12 weeks. Initial Subset participants were enrolled in the Main Study prior to study suspension and could not enroll in the Extension Study. |
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| Other Pre-specified | Mean Pain Score After Injection | Participants scored their pain level after the use of the manual prefilled syringe on Day 1 and the Avonex single-use autoinjector on Days 8, 15, and 22 on a scale ranging from 0 (no pain) to 10 (extremely painful). | Participants in the Main and Initial Subsets who received at least 1 dose of Avonex injection using the Avonex single-use autoinjector. Missing data were not imputed. | Posted | | Mean | Standard Deviation | scores on a scale | | Day 1, Day 8, Day 15, Day 22 | | | | ID | Title | Description |
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| OG000 | Avonex Single-Use Autoinjector: Main Subset | Participants received open label weekly treatment with Avonex 30 mcg intramuscular (IM) injections, provided in Avonex prefilled syringes. In the Main Study, injection #1: administration of Avonex prefilled syringe via manual IM injection on Day 1. Injections #2, #3, and #4: administration of Avonex prefilled syringe using the single-use autoinjector on Days 8, 15, and 22, respectively. In the Extension Study, participants were to continue treatment with the Avonex single-use autoinjector for up to an additional 12 weeks. Main Subset participants were enrolled after study suspension and could enroll in the Extension Study. | | OG001 | Avonex Single-Use Autoinjector: Initial Subset | Participants received open label weekly treatment with Avonex 30 mcg intramuscular (IM) injections, provided in Avonex prefilled syringes. In the Main Study, injection #1: administration of Avonex prefilled syringe via manual IM injection on Day 1. Injections #2, #3, and #4: administration of Avonex prefilled syringe using the single-use autoinjector on Days 8, 15, and 22, respectively. In the Extension Study, participants were to continue treatment with the Avonex single-use autoinjector for up to an additional 12 weeks. Initial Subset participants were enrolled in the Main Study prior to study suspension and could not enroll in the Extension Study. |
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