Table 3 Intergroup comparisons for hospital mortality at onset of hypoxemia and after 24
Hospital mortality | At onset | After 24 h | ||
|---|---|---|---|---|
OR (95% CI) | P value | OR (95% CI) | P value | |
Group I vs. II | 0.87 (0.43–1.74) | 1.00 | 1.00 (0.51–1.98) | 0.97 |
Group I vs. III | 0.79 (0.46–1.34) | 1.00 | 0.73 (0.43–1.24) | 0.37 |
Group I vs. IV | 0.97 (0.53–1.74) | 1.00 | 0.48 (0.26–0.86) | < 0.01 |
Group II vs. III | 0.91 (0.46–1.79) | 1.00 | 0.72 (0.35–1.48) | 0.48 |
Group II vs. IV | 1.10 (0.53–2.28) | 1.00 | 0.47 (0.22–1.02) | 0.05 |
Group III vs. IV | 1.22 (0.68–2.16) | 1.00 | 0.65 (0.34–1.23) | 0.32 |