| Variables | Frequency | Percentage |
| Gravity (n = 161) |
|
|
| Primigravidae | 22 | 13.7 |
| Second | 21 | 13.0 |
| Third | 37 | 23.0 |
| Fourth | 22 | 13.7 |
| More than fourth | 59 | 36.6 |
| Trimester of the current pregnancy (n = 156) |
|
|
| First | 28 | 17.9 |
| Second | 41 | 26.3 |
| Third | 87 | 55.8 |