From: Measuring perinatal complications: methodologic issues related to gestational age
Gestational Age Weeks (n) | Using Pregnancies Delivered (#/10,000) | Using Ongoing Pregnancies (#/10,000) | Using OP with correction for pregnancies delivered (#/10,000) |
---|---|---|---|
37 (34,189) | 74.9 | 3.7 | 3.7 |
38 (89,219) | 30.9 | 4.1 | 4.4 |
39 (147,444) | 16.9 | 4.3 | 4.9 |
40 (246,467) | 11.1 | 6.4 | 8.9 |
41 (146,346) | 9.2 | 7.3 | 12.1 |
42 (35,938) | 10.3 | 9.9 | 19.2 |
>43 (1,275) | 31.4 | 31.4 | 62.7 |