Table 3 Oxygen saturation according to position.
| PMA (weeks) | No. | Prone Spo2 (%) | Supine Spo2 (%) | p Value | |
|---|---|---|---|---|---|
| Non‐oxygen‐dependent infants | |||||
| 32 | 12 | 96.6 (90.7–98.8) | 96.7 (90.4–99.8) | 0.8 | |
| 34 | 15 | 95.3 (94.0–99.5) | 95.5 (94.5–99.5) | 0.3 | |
| Oxygen‐dependent infants | |||||
| 32 | 7 | 92.3 (90.0–95.3) | 92.1 (89.8–95.2) | 0.3 | |
| 34 | 13 | 95.1 (91.4–97.3) | 92.7 (87.4–96.8) | 0.1 | |
| 36 | 16 | 94.5 (88.5–97.6) | 92.6 (88.1–97.7) | 0.3 | |
| 38 | 11 | 92.7 (84.1–94.4) | 90.1 (86.2–95.4) | 0.5 | |
Spo2, pulse oximetry oxygen saturation; PMA, postmenstrual age.
Data are median (range).