Table 1 Characteristics of those recruited and not recruited at birth. Aboriginal Birth Cohort Study 1987–1990
Total births | Recruited | Not recruited | P value | |
|---|---|---|---|---|
Number | 1238 | 686 | 552 | |
Mean birth weight gms (sd) | 3042 (635) | 3020 (668) | 3068 (592) | 0.2 |
Male n (%) | 643 (52) | 352 (55) | 291 (45) | 0.6 |