Variable | Pregnant group = 298 | Non-pregnant group = 744 | P value |
---|---|---|---|
Agea | 28.76 ± 5.0 | 28.85 ± 5.18 | 0.8 |
BMIa | 31.06 ± 5.9 | 32.45 ± 5.9 | 0.002 |
Infertility durationa | 4.17 ± 3.2 | 4.6 ± 3.5 | 0.038 |
Type of infertilityb | |||
 Primary | 160/553(28.5%) | 393/553 (71.5) | 0.16 |
 Secondary | 120/480(25%) | 360 /480) (75%) |  |
Infertility causeb | |||
 Male | 125/465 (26.8%) | 340/465 (73.2) | 0.91 |
 PCOS | 35/129(27.2) | 94/129 (72.8) |  |
 Unexplained | 35/139 (25.2) | 104/139 (74.8) |  |
Endometrial thicknessa | 10.82 ± 1.6 | 10.13 ± 2.06 |  < 0.0001 |
No. of embryos Transferreda | 3.35 ± 1.5 | 3.12 ± 1.60 | 0.035 |