TABLE 3.
Normothermic (>36.5°C) Neonates at 15 Minutes After Birth Subgroup Analysis
| Intervention, n = 51 | Control, n = 55 | P | RR (95% CI) | |
|---|---|---|---|---|
| Baseline characteristics | ||||
| Birth weight, kg, mean ± SD | 3.18 ± 0.36 | 3.17 ± 0.36 | — | — |
| Gestational age, wk, mean ± SDa | 39.0 ± 1.5 | 39.3 ± 1.9 | — | — |
| Male gender, n (%) | 24 (47) | 23 (42) | — | — |
| NICU admission, n (%) | 0 | 0 | — | — |
| Room temperature at 15 min, °C, mean ± SDa | 27.4 ± 1.4 | 27.9 ± 1.5 | — | — |
| Body temperature at 15 min, °C, mean ± SDa | 36.9 ± 0.3 | 36.9 ± 0.4 | — | — |
| Outcomes at 1 h after birthb | ||||
| Hypothermia (<36.5°C), n (%) | 17 (33) | 25 (45) | .205c | 0.73 (0.43–1.23) |
| Mild hypothermia (36.0–36.4°C), n (%) | 16 (31) | 15 (27) | .644c | 1.15 (0.60–2.22) |
| Moderate hypothermia (32.0–35.9°C), n (%) | 1 (2) | 10 (18) | .008d | 0.11 (0.01–0.76) |
| Severe hypothermia (<32.0°C), n (%) | 0 | 0 | NA | NA |
| Body temperature at 1 h, °C, mean ± SD | 36.7 ± 0.5 | 36.6 ± 0.6 | .106e | — |
| Avg. increase in temperature from 15 min to 1 h, °C, mean ± SDa | −0.2 ± 0.4 | −0.4 ± 0.5 | .021e | — |
CI, confidence interval; NA, .
a
May reflect as many as 1 missing value.
b
There was no observed difference in room temperature at 1 h after birth.
c
χ2.
d
Fisher’s exact test.
e
Student’s t test.