23–24 weeks’ gestation | 25–26 weeks’ gestation | Total, 23–26 weeks’ gestation | ||||
---|---|---|---|---|---|---|
P I (n = 49) | P II (n = 105) | P I (n = 75) | P II (n = 135) | P I (n = 124) | P II (n = 240) | |
Survival at discharge, n (%) | 27 (55.1) | 82 (78.1) * | 67 (89.3) | 123 (91.1) | 94 (75.8) | 205 (85.4) * |
LOS infants, n (%) | 17 (34.7) | 26 (24.8) | 24 (32.0) | 12 (8.9) * | 41 (33.1) | 38 (15.8) * |
LOS episodes, n | 21 | 31 | 26 | 12 * | 47 | 43 * |
LOS rate/1000 hospital days | 5.1 | 2.6 * | 3.5 | 1.0 * | 4.0 | 1.8 * |