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Logistic and multivariate regression analysis before PSM (adjusted for age, BMI, AMH, basal FSH, initial dosage of Gn, total dosage of Gn used).
| Parameter | Suboptimal ovarian response (n=676) | Normal ovarian response (n=4542) | β | OR | P |
|---|---|---|---|---|---|
| Clinical pregnancy | 62.5% (293/469) | 60.8% (1813/2983) | -0.105 | 0.900 | 0.266 |
| Abortion rate | 12.3% (36/292) | 12.5% (226/1812) | -0.115 | 0.968 | 0.553 |
