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Table 4 Hazard ratios of all-cause mortality in Cox proportional hazards model

From: Time-to-event prediction analysis of patients with chronic heart failure comorbid with atrial fibrillation: a LightGBM model

Time

bj

sb

Wald \(\chi^{2}\)

P

HR (95%CI)

1-year

2.54

0.35

7.22

 < 0.005

12.68 (6.36, 25.25)

2-year

2.57

0.34

7.46

 < 0.005

13.13 (6.69, 25.76)

3-year

2.70

0.35

7.66

 < 0.005

14.82 (7.43, 29.56)