From: Oxygenation response to prone positioning in pulmonary and extrapulmonary ARDS
 | Group 1 (PaO2/FiO2) | Group 2 (PaO2/FiO2) |
---|---|---|
Supine P |    126.8± 47.8 |   121± 46.2 |
Prone P 1st hour | 171.9± 72 | 196.6± 88.2 |
Prone P 4th hour |    225.5± 84.8 | 217.8± 68.6 |
Prone P 24th hour |    223.6± 53.8 | 216.7± 92.8 |