A Study of mRNA-1283 Injection Compared With mRNA-1273 Injection in Participants ≥12 Years of Age to Prevent COVID-19
3期
已完成
NCT05815498
| 适应症 | COVID-19 |
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| 分期 | 3期 |
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| 申办方 | ModernaTX, Inc. |
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| 状态 | 已完成 |
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| 受试者人数 | 13,553 人 |
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| 干预(药物) | mRNA-1283.222, mRNA-1273.222, mRNA-1283.815, mRNA-1273.815 |
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| 开始日期 | 2023年3月28日 |
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| 完成日期 | 2025年4月12日 |
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| 结果公布日 | 2026年5月1日 |
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摘要
The purpose of this study (Part 1 and Part 2) is to evaluate the relative vaccine efficacy (rVE), safety, reactogenicity, and immunogenicity of mRNA-1283.222 versus mRNA-1273.222 (Part 1) and mRNA-1283.815 versus mRNA-1273.815 (Part 2).
Part 1: Geometric Mean (GM) of Omicron BA.4/5 at Day 29
Day 29 · AU/mL
| Part 1: mRNA-1283.222 | 2340.9 ± 2167.0 AU/mL |
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| Part 1: mRNA-1273.222 | 1753.8 ± 1618.2 AU/mL |
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| GMR | 1.335 (95% CI 1.194–1.492) |
Part 1: Seroresponse Rate (SRR) Omicron BA.4/5 at Day 29
Day 29 · percentage of participants
| Part 1: mRNA-1283.222 | 79.9 ± 76.5 percentage of participants |
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| Part 1: mRNA-1273.222 | 65.5 ± 61.4 percentage of participants |
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| SRR Difference | 14.4 (95% CI 9.3–19.4) |
Part 1: GM of the Ancestral Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2) D614G at Day 29
Day 29 · AU/mL
| Part 1: mRNA-1283.222 | 10631.9 ± 9960.2 AU/mL |
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| Part 1: mRNA-1273.222 | 8576.5 ± 8012.5 AU/mL |
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| GMR | 1.240 (95% CI 1.128–1.362) |
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本页整理自 ClinicalTrials.gov 的公开数据,不构成医疗建议,也不构成投资建议。请务必咨询专业医师。