| No Oxygen at 28 days (n = 75) | Oxygen at 28 days (n = 151) | P value |
---|---|---|---|
Gestation (weeks) | 27.4 ± 0.1 | 26.0 ± 0.1 | <0.001 |
Birth Weight (grams) | 996 ± 18 | 826 ± 14 | <0.001 |
Race (Caucasian) | 20 (27) | 26 (17) | 0.103 |
Gender (Males) | 39 (52) | 95 (63) | 0.102 |
Surfactant therapy | 75 (87) | 144 (95) | 0.020 |
Ureaplasma isolateda | 16/67 (24) | 55/134 (41) | 0.016 |
Mycoplasma isolateda | 4/67 (6) | 23/134 (17) | 0.028 |
IVHb | 8/74 (11) | 55/151 (36) | <0.001 |
IVH = Grade 3b | 4/74 (5) | 35/151 (23) | <0.001 |
PVLb | 2/74 (3) | 15/151 (10) | 0.054 |