Characteristics | Total N = 7188 Mean ± SD/N (%) | Live birth N = 2797 Mean ± SD/N (%) | No live birth N = 4391 Mean ± SD/(%) | P-value |
---|---|---|---|---|
Age (years) | 32.66 ± 4.96 | 30.63 ± 3.59 | 33.96 ± 5.26 | < 0.001 |
AMH (ng/ml) | 4.05 ± 3.61 | 5.25 ± 4.03 | 3.29 ± 3.10 | < 0.001 |
Duration of infertility | 4.2 ± 3.19 | 3.80 ± 2.64 | 4.45 ± 3.47 | < 0.001 |
BMI (kg/m2) | 23.32 ± 3.76 | 23.14 ± 3.63 | 23.44 ± 3.83 | 0.001 |
Previous live birth | 647 (9.0) | 131 (4.7) | 516 (11.9) | < 0.001 |
Previous miscarriage | 1544 (21.5) | 464 (16.6) | 1080 (24.6) | < 0.001 |
Previous abortion | 998 (13.9) | 356 (12.7) | 642 (14.6) | 0.024 |
Type of infertility | ||||
Tubal | 3824 (53.2) | 1546 (55.3) | 2278 (51.9) | 0.005 |
Anovulatory | 1785 (24.8) | 521 (18.6) | 1264 (28.8) | < 0.001 |
Male factor | 2960 (41.2) | 1271 (45.4) | 1689 (38.5) | < 0.001 |
Others | 353 (4.9) | 131 (4.7) | 222 (5.1) | 0.476 |
Unexplained | 202 (2.8) | 57 (2.0) | 145 (3.3) | 0.002 |