Table 4 Results of secondary outcomes stratified by predicted mortality. All-cause mortality of the low-mid period is compared to those of the high-former and high-latter periods. HR, hazard ratio; CI, confidence interval
| Â | Before matching | After matching | ||
|---|---|---|---|---|
Comparison | HR [95% CI] | p-value | HR [95% CI] | p-value |
Non-severe (predicted morality \(\le\) 30) | ||||
 High-former | 0.95 [0.51, 1.77] | 0.86 | 1.22 [0.65, 2.30] | 0.53 |
 High-latter | 1.51 [0.85, 2.71] | 0.16 | 1.22 [0.60, 2.45] | 0.58 |
Severe (predicted mortality > 30) | ||||
 High-former | 0.79 [0.49, 1.28] | 0.34 | 0.87 [0.52, 1.45] | 0.60 |
 High-latter | 0.69 [0.46, 1.05] | 0.09 | 0.70 [0.39, 1.23] | 0.21 |