Table 2 Absolute risk of preterm birth in each combination of maternal educational level and mental health conditions by age group, % [95% CI] (number)
Maternal age, years | Educational level | Mental health condition | ||
|---|---|---|---|---|
No | Minor | Moderate/severe | ||
≤23 | High/intermediate | 6.1 [5.8;6.4] (1305) | 6.4 [5.5;7.3] (180) | 7.0 [6.1;7.9] (206) |
Low | 6.3 [6.0;6.6] (1460) | 6.6 [5.8;7.5] (223) | 7.6 [7.0;8.2] (651) | |
24–30 | High | 5.6 [5.4;5.7] (5137) | 6.0 [5.6;6.5] (662) | 6.5 [5.8;7.2] (336) |
Intermediate | 6.3 [6.1;6.5] (4906) | 6.8 [6.3;7.3] (714) | 7.2 [6.6;7.7] (566) | |
Low | 6.3 [6.0;6.7] (986) | 8.3 [7.4;9.4] (257) | 8.5 [7.8;9.3] (406) | |
≥31 | High | 5.8 [5.6;6.0] (3564) | 6.6 [6.2;7.1] (733) | 7.6 [6.9;8.3] (385) |
Intermediate | 7.2 [6.9;7.5] (2213) | 8.1 [7.4;8.9] (434) | 9.0 [8.0;10.0] (294) | |
Low | 8.4 [7.7;9.2] (477) | 8.8 [7.3;10.5] (107) | 12.9 [11.2;14.8] (168) | |