Table 2 Final regression model from the case-control analysis
Risk factor | p | OR1 | (95% CI) | |
|---|---|---|---|---|
Rank of index pregnancy | 1 | ref | 1.00 | (ref) |
|  | 2 | 0.38 | 1.35 | (0.69–2.65) |
|  | 3 | 0.08 | 2.81 | (0.87–9.03) |
|  | 4+ | 0.12 | 3.49 | (0.73–16.80) |
| Â | Â | Â | Â | p for trend 0.03 |
Type of birth | Normal | ref | 1.00 | (ref) |
|  | Breech | 0.61 | 1.83 | (0.19–18.13) |
|  | Caesarean | 0.02 | 5.55 | (1.27–24.27) |
Maternal further education | None | ref | 1.00 | (ref) |
|  | Some | 0.07 | 1.80 | (0.95–3.40) |