Model | Events/person days, number | Hazard ratio (95% CI) | P value | |
---|---|---|---|---|
iNO | Control | |||
Crude hazard ratio | 79/2175 | 69/5417 | 2.23 (1.61 to 3.09) | <0.001 |
Multiple regression Cox modela | 79/2175 | 69/5417 | 2.17 (1.48 to 3.20) | <0.001 |
Cause-specific Cox model, propensity-matched cohort | 52/1600 | 36/2370 | 1.76 (1.19 to 2.60) | 0.005 |
Fine-Gray competing-risks regression, propensity-matched cohort | 52/1600 | 36/2370 | 1.59 (1.08 to 2.34) | 0.02 |