Characteristic | VSD | Merck-sponsored |
Age/No. subjects, by vaccine |
| All aged 12 to 23 months | 99% aged 12 to 23 months |
MMRV: n = 83,107 | MMRV: n = 31,298 |
MMR and varicella: n = 376,354 | MMR and varicella: n = 31,298 |
Postvaccination interval |
Week 1 to 2 | 7 to 10 days* | 5 to 12 days* |
RR: 2.0 (CI = 1.4-2.9) | RR: 2.2 (CI = 1.0-4.7) |
AR: 4.3 per 10,000 (CI = 2.6-5.6) | AR: 3.8 per 10,000 (CI = 0.3-7.4) |
Week 1 to 6 | 0 to 42 days* | 0 to 30 days |
RR: 1.5 (CI = 1.1-1.9) | RR: 1.1 (CI = 0.7-1.7) |
AR: 6.2 per 10,000 (CI = 2.0-9.5) | AR: 1.3 per 10,000 (CI = –4.5-7.0) |