Sociodemographic characteristics of women in the studied groups
| Characteristic | Cases (n=174) | Controls (n=348) | p |
|---|---|---|---|
| Woman's age in years [mean (SD)] | 31.5 (7.1) | 32.0 (6.9) | 0.507 |
| Number of children [median (IQR)] | 3 (2, 4) | 3 (2, 4) | 0.583 |
| Number of sons [median (IQR)] | 1 (1, 2) | 1 (1, 2) | 0.073 |
| Number of daughters [median (IQR) | 1 (1, 2) | 1 (1, 2) | 0.127 |
| Previous unwanted pregnancy [n (%)] | 63 (36.2) | 38 (10.9) | <0.001 |
| Woman's occupation [n (%)] | |||
| Housewife | 151 (86.8) | 306 (87.9) | |
| Working | 23 (13.2) | 42 (12.1) | 0.708 |
| Women's education [n (%)] | |||
| Illiterate/read and write | 68 (39.1) | 118 (33.9) | |
| School | 91 (52.3) | 181 (52.0) | 0.158 |
| University | 15 (8.6) | 49 (14.1) | |
IQR, interquartile range; SD, standard deviation.