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Demographics of the sample
| Group | No. of subjects | Median age (range) | % Females | % Caucasians |
|---|---|---|---|---|
| MCV/naïve | 35 | 29 (20-49) | 66 | 63 |
| PCV/naïve | 34 | 29.5 (19-51) | 68 | 68 |
| MCV/MPSV <3 yrs priora | 14 | 29.5 (19-46) | 36 | 64 |
| MCV/MPSV ≥3 yrs priorb | 12 | 22.5 (19-39) | 75 | 50 |
Median interval between MPSV immunization and enrollment, 1 year (range, 1 to 2 years).
Median interval between MPSV immunization and enrollment, 3.5 years (range, 3 to 11 years).
