Cohabiting | 91% |
Interviewed as a couple | 75% (1st interview) |
80% (2nd interview) | |
Age of mothers | |
<20 | 8% |
20–29 | 32% |
30–39 | 54% |
40+ | 5% |
Age of fathers | |
20–29 | 33% |
30–39 | 57% |
40+ | 9% |
Parity of mothers | 31% primigravidae |
69% 1–5 previous pregnancies | |
Previous infertility | 19% |
Multiple births | 14% |