AUC (95% CI) | pa | pb | |
---|---|---|---|
Before NIV | |||
ROX index | 0.64 (0.61–0.67) | 0.10 | 0.47 |
PaO2/FiO2 | 0.61 (0.58–0.64) | ||
PaO2/FiO2/RR | 0.65 (0.62–0.67) | ||
After 1–2 h NIV | |||
ROX index | 0.71 (0.68–0.74) | 0.84 | 0.02 |
PaO2/FiO2 | 0.71 (0.68–0.73) | ||
PaO2/FiO2/RR | 0.74 (0.71–0.76) | ||
After 12 h NIV | |||
ROX index | 0.74 (0.71–0.77) | 0.14 | 0.41 |
PaO2/FiO2 | 0.72 (0.69–0.74) | ||
PaO2/FiO2/RR | 0.75 (0.73–0.78) | ||
After 24 h NIV | |||
ROX index | 0.77 (0.74–0.80) | 0.26 | 0.47 |
PaO2/FiO2 | 0.75 (0.72–0.78) | ||
PaO2/FiO2/RR | 0.78 (0.75–0.81) |