| Pregnancy outcome | Low PAPP-A (n = 154)(%) | Control (n = 9603)(%) | p-value |
|---|---|---|---|
| Stillbirth | 4.5 | 0.3 | <0.0001 |
| Preterm birth (weeks) | |||
| 36–36+6 | 2.6 | 1.9 | <0.2359 |
| 32–35+6 | 5.2 | 2.5 | <0.0001 |
| ≤ 31+6 | 4.5 | 1.1 | <0.0001 |
| Low birthweight | |||
| 1500–2499g | 11.7 | 4.6 | <0.0001 |
| ≤ 1499g | 6.5 | 0.9 | <0.0001 |