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Subject characteristics.
| ART (n) | SC (n) | Total (n) | |
|---|---|---|---|
| AFD (2500 g ≤, <3500 g) | 62 | 798 | 860 |
| FGR (≤ 2500 g) | 3 | 61 | 64 |
| OG (≥3500 g) | — | 65 | 65 |
| Total | 65 | 924 | 989 |
n: number of cases, AFD: appropriate-for-date, FGR: fetal growth retardation, OG: over growth, ART: assisted reproductive technology, and SC: spontaneous conception.
