Table 2 Comparison of demographic characteristics between pregnant and non-pregnant subjects
| Â | Â | Pregnant (n = 61) | Non-pregnant (n = 190) | P |
|---|---|---|---|---|
Mean age (y) |  | 26.6 ± 4.2 | 29.6 ± 5.7 | <.000 |
Duration of infertility (y) |  | 5.5 ± 3.7 | 7.4 ± 4.6 | .003 |
Primary infertility (%) | Â | 58 (95.1) | 172 (90.5) | NS |
Cause of infertility (%) | Male | 22 (36.1) | 64 (33.7) | NS |
| Â | Female | 27 (44.3) | 81 (42.6) | Â |
| Â | Both | 7 (11.5) | 25 (13.2) | Â |
| Â | Unknown | 5 (8.2) | 20 (10.5) | Â |
Education (%) | No education | 0 | 6 (3.2) | NS |
| Â | Primary school | 6 (9.8) | 30 (15.8) | Â |
| Â | Guiding school | 11 (18) | 49 (25.8) | Â |
| Â | High school | 3 (4.9) | 9 (4.7) | Â |
| Â | Completed high school | 29 (47.5) | 59 (31.1) | Â |
| Â | University | 12 (19.7) | 37 (19.5) | Â |
Previous treatment |  | 1.2 ± 1.4 | 1.3 ± 1.4 | NS |
BDI1 score |  | 14.6 ± 11.3 | 14.5 ± 9.8 | NS |