Time points Hazard ratio Wald p value
Overall analysis 7th day 1.457 [1.072, 1.982] 5.770 0.020
10th day 1.316 [1.108, 1.562] 9.820 0.002
14th day 1.334 [1.102, 1.615] 8.760 0.003
21th day 1.326 [1.125, 1.562] 11.380 <0.001
28th day 1.254[1.078, 1.459] 8.570 0.003
Elderly patients 7th day 1.521 [1.084, 2.136] 5.88 0.020
10th day 1.319 [1.096, 1.588] 8.570 0.003
14th day 1.374 [1.118, 1.689] 9.110 0.003
21th day 1.326 [1.112, 1.582] 9.880 0.002
28th day 1.234 [1.049, 1.451] 6.470 0.010
Middle-aged patients 7th day 1.163 [0.562, 2.410] 0.170 0.700
10th day 1.265 [0.800, 1.998] 1.010 0.300
14th day 1.092 [0.916, 1.809] 0.120 0.700
21th day 1.284 [0.779, 2.009] 1.190 0.300
28th day 01.321 [0.757, 2.043] 1.560 0.200