Table 6 Multivariate logistic regression (maternal age ≥ 35 years old)
Characteristic | Clinical pregnancy | Live birth | ||
|---|---|---|---|---|
OR(95%CI) | P | OR(95%CI) | P | |
Maternal age (year) | 0.92 (0.82–1.03) | 0.160 | 0.83 (0.71–0.97) | 0.016 |
Maternal Body Mass Index (kg/m2) | ||||
18.5–24.9 | reference | |||
≤ 18.4 | 1.78 (0.85–3.71) | 0.126 | 0.94 (0.35–2.51) | 0.909 |
≥ 25 | 1.59 (0.82–3.02) | 0.177 | 1.39 (0.65–2.99) | 0.397 |
Duration of infertility | 0.97 (0.87–1.06) | 0.474 | 1.01 (0.91–1.11) | 0.889 |
Ovarian stimulation | ||||
natural cycle | reference | |||
one growth follicle in HMG cycle | 0.99 (0.59–1.67) | 0.968 | 0.67 (0.37–1.24) | 0.206 |
two growth follicles in HMG cycle | 0.70 (0.24–2.04) | 0.515 | 0.39 (0.09–1.66) | 0.201 |