Gestational age (weeks) | Cases from 1989 to 1999 (%) | Cases from 2000 to 2009 (%) | Total cases (%) |
---|---|---|---|
<28 | 34 (23.9) | 18 (24.0) | 52 (24.0) |
28–34 | 47 (33.1) | 25 (33.3) | 72 (33.2) |
34+1–40 | 51 (35.9) | 28 (37.3) | 79 (36.4) |
>40 | 10 (7.0) | 4 (5.3) | 14 (6.5) |
Total | 142 (65.4) | 75 (34.6) | 217 |