Table 1.
Demographics and clinical properties of the research cohort.
| Features | Values | p-Value | |
|---|---|---|---|
| Age | 32.44 (21–50) | <0.001 | |
| Infertility type | Primary infertility | 680 (49.82) | <0.001 |
| Secondary infertility | 685 (50.18) | ||
| Infertility duration | 3.6 (0–22) | <0.001 | |
| BMI | 22.27 (15.0–36.2) | 0.594 | |
| AFC | 19.60 (2–65) | <0.001 | |
| bFSH | 9.37 (0.97–151.65) | <0.001 | |
| E2 | 83.96 (3.92–5086.19) | 0.312 | |
| AMH | 3.15 (0.1–23) | <0.001 | |
| Infertility cause | Pelvic and fallopian tube factors | 444 (32.53) | <0.001 |
| Polycystic ovary syndrome (PCOS) ovulatory obstacle | 112 (8.21) | ||
| Decreased ovarian reserve | 173 (12.67) | ||
| Endometriosis and uterine factors | 72 (5.27) | ||
| Multiple factors | 494 (36.40) | ||
| Others | 70 (5.13) | ||
| Therapeutic regimen | Long protocol | 222 (16.26) | <0.001 |
| Super-long protocol | 385 (28.21) | ||
| Antagonist regimen | 332 (24.32) | ||
| PPOS | 309 (22.64) | ||
| Others | 117 (8.57) | ||
| Days of Gn | 10.51(0–55) | <0.001 | |
| Dosage of Gn | 2270.15 (0–6262.5) | <0.001 | |
| E2 level on the HCG day | 2284.60 (57.41–19,432.60) | <0.001 | |
| Number of oocytes retrieved | 11.18 (0–29) | / | |
Values are represented as the number of women (%) or average (range).