| Causes of stillbirths | IMD 1 N = 80 (%) | IMD 3–9 N = 42 (%) | Odds ratio (95% CI) |
| Placental abruption | 14 (17.5) | 4 (9.5) | 2.02 (0.62 to 6.56) |
| Congenital anomaly | 15 (18.8) | 11 (26.2) | 0.65 (0.27 to 1.58) |
| Fetal growth restriction* | 23 (28.8) | 5 (11.9) | 2.99 (1.04 to 8.55) |
| Infection | 3 (3.8) | 2 (4.8) | 0.78 (0.13 to 4.86) |
| Intrapartum asphyxia | 2 (2.5) | 1 (2.4) | 1.05 (0.09 to 11.94) |
| Maternal reason | 3 (3.8) | 2 (4.8) | 0.78 (0.13 to 4.86) |
| Placental insufficiency | 5 (6.3) | 2 (4.8) | 1.33 (0.25 to 7.18) |
| Other specific causes | 4 (5.0) | 4 (9.5) | 0.50 (0.12 to 2.11) |
| Unclassified | 11 (13.8) | 11 (26.2) | 0.45 (0.18 to 1.15) |
IMD, index of multiple deprivation. *Statistically significant.