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Patient demographics
| IVF |
Natural conceptions |
|||
|---|---|---|---|---|
| Controls (n = 22) | Losses (n = 18) | Controls (n = 75) | Losses (n = 27) | |
| Age (mean ± SD)* | 35.1 ± 4.4 | 37.1 ± 4.2 | 28.1 ± 3.3 | 30.5 ± 4.7 |
| BMI (mean ± SD) | 25.2 ± 4.9 | 25.6 ± 3.2 | 24.2 ± 4.5 | 25.6 ± 5.6 |
| Previous live birth n (%) | 7 (31.8) | 2 (11.1) | 28 (37.3) | 12 (44) |
| Previous miscarriage n (%) | 4 (18.2) | 2 (11.1) | 9 (12.0) | 6 (22) |
| Caucasian | 73% | 78% | 100% | 100% |
The natural conception cohort was younger, P < .01.
