| Parity | Group | Frequency | Percentage (%) |
| 0 - 3 | Preeclampsia | 40 | 80 |
| Normal pregnant | 42 | 84 | |
| 4 - 6 | Preeclampsia | 8 | 16 |
| Normal pregnant | 7 | 14 | |
| 7 - 10 | Preeclampsia | 2 | 4 |
| Normal pregnant | 1 | 2 |