Median peak pentane measured according to clinical and outcome variables
| Median maximum pentane [pmol/kg/min] (IQ range) | p Value | |
|---|---|---|
| Male | 7.9 (4.7–12.0) | |
| Female | 10.0 (4.7–13.4) | 0.72 |
| Vaginal delivery | 12.5 (6.4–15.5) | |
| Caesarean section | 5.9 (4.7–10.1) | 0.02 |
| Singleton | 9.5 (4.7–14.1) | |
| Multiple | 7.8 (4.7–12.5) | 0.71 |
| Antenatal steroids | 9.7 (4.7–13.2) | |
| No steroids | 7.1 (4.6–10.9) | 0.69 |
| Died | 11.0 (10.1–15.0) | |
| Survived | 5.8 (4.4–9.9) | 0.004 |
| IVH | 10.1 (4.9–14.3) | |
| No IVH | 6.4 (4.1–9.2) | 0.015 |
| CLD36 | 6.1 (4.8–10.1) | |
| No CLD | 5.8 (3.7–10.7) | 0.53 |
| ROP | 6.8 (4.7–13.2) | |
| No ROP | 5.3 (3.5–7.8) | 0.034 |