Table 2.
Comparison of Infants Oxygen Dependent at 28 days
| 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 |
Data are presented as Mean ± Standard error of Mean. Numbers in parenthesis represent percentages.
aNot all infants had TA cultures performed for Uu and Mh
bNot all infants had cranial US evaluations
Uu Ureaplasma urealyticum Mh Mycoplasma hominis IVH Intraventricular Hemorrhage PVL Periventricular leukomalacia TA Tracheal Aspirate