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Baseline characteristics of study participants the IVF singleton cohort.
| Baseline characteristics—Singleton IVF cohort n = 1268 | |
|---|---|
| Age (years)—mean (SD) | 34.3 (4.28) |
| Gestation at birth (weeks)—mean (SD) | 38.6 (2.15) |
| Birthweight (grams)—mean (SD) | 3266 (603.2) |
| Treatment cycle—median (range) | 2 (1–38) |
| Embryos transferred—median (range) | 2 (1–3) |
SD: standard deviation.
