Table 3.
Transfer to neonatal care unit (n = 3190) among 21 206 live-born according to newborn health conditions
| Risk factorsx | Number live-born deliveries |
Proportion (%) live-born babies transferred to NCU |
RR (95% CI) | p-value |
|---|---|---|---|---|
| Birth weight (g) | <0.0001 | |||
| 500-1499 | 173 | 95.4 | 9.8 (9.3-10.4) | |
| 1500-2499 | 1652 | 41.5 | 4.3 (4.0-4.6) | |
| 2500-3999 | 18 607 | 9.7 | ||
| 4000-6000 | 714 | 69.7 | 7.2 (6.7-7.7) | |
| Apgar score 5 min | <0.0001 | |||
| <7 | 442 | 91.9 | 6.9 (6.6-7.2) | |
| 7+ | 20 590 | 13.4 | ||
| Gestation age (weeks) | <0.0001 | |||
| 25-33 | 447 | 70.5 | 5.6 (5.2-6.1) | |
| 34-36 | 1401 | 27.3 | 2.2 (2.0-2.4) | |
| 37+ | 17 603 | 12.5 | 1.0 | |
| Presentation | <0.0001 | |||
| Cephalic | 20 862 | 14.8 | 1.0 | |
| Breech | 238 | 28.2 | 1.9 (1.6-2.3) | |
| Transverse | 28 | 21.4 | 1.5 (0.7-3.0) | |
| Sex | <0.0001 | |||
| Male | 10 904 | 16.6 | 1.2 (1.2-1.3) | |
| Female | 10 162 | 13.3 | 1.0 |
x-The total in some variables does not sum to 21 206 due to missing data