Table 1.
Demographical data patients randomized.
| 100% O2 | 30% O2 | p-value | |
|---|---|---|---|
| n = 24 | n = 26 | ||
| Gestational age (weeks)a | 272/7 ± 16/7 | 271/7 ± 14/7 | 0.746 |
| Birth weight (grams)a | 1,000 ± 291 | 934 ± 258 | 0.405 |
| Gender (% male)b | 13/24 (54%) | 9/26 (35%) | 0.565 |
| Mode of delivery (% cesarean section)b | 14/24 (58%) | 11/26 (42%) | 0.396 |
| Antenatal corticosteroids (% full course)b | 11/24 (46%) | 14/26 (54%) | 0.606 |
| Maternal medication use influencing respiration of the infantb | 0/24 (0%) | 0/26 (0%) | 1.000 |
| Complications during pregnancyb | 0.082 | ||
| PPROM | 2/24 (8%) | 2/26 (8%) | |
| PIH | 4/24 (17%) | 1/26 (4%) | |
| Intra-uterine infection | 0/24 (0%) | 2/26 (8%) | |
| IUGR | 0/24 (0%) | 5/26 (19%) | |
| Multiple | 1/24 (4%) | 0/26 (0%) |
a
Data are presented as mean ± SD for parametric data.
b
n (%) for categorical data.
PPROM, preterm prelabor rupture of membranes; PIH, pregnancy-induced hypertension; IUGR, intra-uterine growth restriction.