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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)