Primary outcome | Time of indomethacin | p Value | |
---|---|---|---|
≤6 h (n=2340) | >6–24 h (n=1915) | ||
Total IVH (any grade) | 747 (32%) | 630 (33%) | 0.39 |
Total IVH or death | 976 (42%) | 871 (45%) | 0.01 |
Severe IVH (grade 3/4) | 413 (17%) | 347 (18%) | 0.60 |
Severe IVH or death | 711 (30%) | 647 (34%) | 0.02 |
PDA | 778 (33%) | 688 (36%) | 0.07 |
PDA or death | 1088 (46.5%) | 984 (51.5%) | <0.001 |
PDA receiving treatment | 500 (22%) | 564 (30%) | <0.001 |
PDA receiving treatment or death | 858 (37.1%) | 900 (47.2%) | <0.001 |