| Variables | Bivariate | Multivariate | ||
| OR (CI) | p-value | OR (CI) | p-value | |
| Age |
| |||
| 25 - 29* | 1 | - | 1 | - |
| (15 - 19/25 - 29) | 1.14 (0.18 - 2.49) | 0.0013 | 1.01 (0.06 - 2.74) | 0.006 |
| (20 - 24/25 - 29) | 0.13 (0.04 - 0.39) | 0.0003 | 0.16 (0.05 - 0.053) | 0.002 |
| (30 - 34/25 - 29) | 0.19 (0.06 - 0.60) | 0.004 | 0.25 (0.07 - 0.88) | 0.030 |
| (35 - 39/25 - 29 | 5.34 (0.31 - 44.1) | 0.040 | 4.18 (0.36 - 49.7) | 0.092 |
| (40 - 44/25 - 29) | 0.10 (0.02 - 0.46) | 0.370 | 0.07 (0.01 - 0.37) | 0.002 |
| Marital Status |
| |||
| Married* | 1 | - | 1 | - |
| Unmarried | 1.41 (0.88 - 2.26) | 0.152 | 1.20 (0.76 - 2.06) | 0.510 |
| Employment Status |
| |||
| Employed* | 1 | - | 1 | - |
| Unemployed | 1.62 (1.03 - 1.24) | 0.003 | 1.52 (1.38 - 48.3) | 0.021 |
| Parity |
|
|
|
|
| 1* | 1 | - | 1 | - |
| Parity (2 - 4/1) | 0.35 (0.11 - 0.62) | 0.004 | 0.35 (0.11 - 1.19) | 0.074 |
| Parity (>5/1) | 1.21 (0.30 - 1.84) | 0.350 | 1.21 (0.30 - 4.86) | 0.790 |