Immunized infants (n = 124) | Controls (n = 124) | |
---|---|---|
Birth weight (grams) | 893 (range 110–1730) | 892 (range 110–1840) |
Weight at immunization (grams) | 2056 (range 1049–3220) | 2085 (range 1054–3500) |
Gestational age (weeks) | 26 (range 23–31) | 26 (range 23–32) |
Postnatal age at immunization (days) | 74 (range 58–125) | 74 (range 56–120) |
Male sex | 58% | 60% |