Table 1.
Patient characteristics
| Variable | Value a |
|---|---|
| Sample size (n) | 363 |
| Age (years) | 36.1 ± 4.6 (19–45) |
| BMI (kg/m2) | 25.9 ± 4.3 (18.8–38.9) |
| Infertility factor (n,%) | |
| None indicated/normal | 33, 9.1% |
| Anovulation | 8, 2.2% |
| Low response | 80, 22.0% |
| Advanced age | 83, 22.9% |
| Endometriosis | 34, 9.4% |
| PCOS | 73, 20.1% |
| Tubal factor | 35, 9.6% |
| Other | 17, 4.7% |
| FSH (IU/L) | |
| Initial | 303 ± 78 (75–450) |
| Total | 3104 ± 992 (75–6000) |
| Antral follicle count (n) | 12.0 ± 8.3 (0–46) |
| Day 3–4 follicle count (n) | |
| < 6 mm | 3.2 ± 3.9 (0–40) |
| 6 to 8 mm | 5.1 ± 3.9 (0–22) |
| > 8 mm | 5.1 ± 4.2 (0–26) |
| OSI-modified (MOSI) | |
| Score | 38.6 ± 28.5 (2.2–193.3) |
| Ln transformed | 3.4 ± 0.8 (0.8–5.3) |
| Ova captured (n) | 12.7 ± 8.0 (1–63) |
| MII ova (n) | 10.6 ± 7.0 (0–39) |
| MII/Ova captured (%) | 82.7 ± 17.0 (0.0–29.0) |
| Ovarian sensitivity index (OSI) | |
| Score | 4.7 ± 3.7 (0.2–22.7) |
| Ln transformed | 1.2 ± 0.9 (− 1.6–3.1) |
| Total embryos on Day 2 (n) | 7.1 ± 5.3 (0–29) |
| High-quality embryos (n) | 2.6 ± 2.7 (0–15) |
| High-quality embryos/Ova captured (%) | 21.5 ± 19.3 (0–100) |
| Blastocyst (n) | 2.5 ± 3.2 (0–16) |
| Blastocyst /Ova captured (%) | 16.1 ± 18.7 (0–100) |
aValues, unless indicated otherwise, are mean ± standard deviation (minimum-maximum)