Large | Small | ||||||
---|---|---|---|---|---|---|---|
All | No died (%) | All | No died (%) | ||||
Gestation (weeks) | |||||||
⩽ 22 | 6 | 5 (83.3) | 3 | 3 (100.0) | |||
23-24 | 45 | 35 (77.8) | 33 | 32 (97.0) | |||
25-26 | 102 | 50 (49.0) | 34 | 19 (55.9) | |||
27-28 | 143 | 37 (25.9) | 89 | 22 (24.7) | |||
29-30 | 205 | 18 (8.8) | 200 | 12 (6.0) | |||
31-32 | 447 | 15 (3.4) | 477 | 8 (1.7) | |||
Birthweight (g) | |||||||
<500 | 6 | 4 (66.7) | 5 | 5 (100.0) | |||
500-749 | 83 | 57 (68.7) | 43 | 35 (81.4) | |||
750-999 | 126 | 52 (41.3) | 63 | 21 (33.3) | |||
1000-1249 | 155 | 20 (12.9) | 151 | 17 (11.3) | |||
1250-1499 | 189 | 10 (5.3) | 185 | 9 (4.9) | |||
1500+ | 389 | 17 (4.4) | 389 | 9 (2.3) | |||
Total | 948 | 160 (16.9) | 836 | 96 (11.5) | |||
Predicted deaths n (%) 95% CI | |||||||
All ⩽ 28 weeks | 128.9 (43.5) | 114.7-143.4 | 74.1 (46.6) | 67.1-81.1 | |||
All ⩽ 32 weeks | 150.5 (15.9) | 135.2-166.9 | 105.5 (12.6) | 94.6-117.6 |
↵1-150 Actual and expected mortality (calculated from CRIB) for infants ⩽ 32 weeks and for infants ⩽ 28 weeks gestation is also shown