Table 4. Survival to Discharge for Very Preterm Infants (<32 Weeks' Gestation) Admitted to 57 Chinese Neonatal Intensive Care Units and Receiving Complete Care.
| Variable | Total | Gestational age, No. (%), wk | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| ≤23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | ||
| No. | 8171 | 23 | 52 | 161 | 325 | 663 | 1185 | 1570 | 1917 | 2275 |
| Survival | 7792 (95.4) | 5 (21.7) | 29 (55.8) | 121 (75.2) | 285 (87.7) | 595 (89.7) | 1113 (93.9) | 1522 (96.9) | 1883 (98.2) | 2239 (98.4) |
| Survival without major morbidity | 4677 (57.2) | 0 (0.0) | 4 (7.7) | 21 (13.0) | 82 (25.2) | 257 (38.8) | 533 (45.0) | 876 (55.8) | 1250 (65.2) | 1654 (72.7) |