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Table 5 Subgroup-Specific ROC of the LightGBM Models

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

Subgroup 1 year 2 years 3 years
HFrEF 0.721 (0.703, 0.739) 0.743 (0.731, 0.756) 0.758 (0.746, 0.769)
HFmrEF 0.760 (0.746, 0.774) 0.765 (0.754, 0.775) 0.764 (0.754, 0.773)
HFpEF 0.711 (0.700, 0.722) 0.722 (0.712, 0.732) 0.730 (0.721, 0.739)
Female 0.756 (0.744, 0.769) 0.741 (0.729, 0.752) 0.753 (0743, 0.763)
Male 0.749 (0.741, 0.758) 0.751 (0.743, 0.759) 0.763 (0.755, 0.770)
Age ≤ 74 years 0.761 (0.751, 0.772) 0.757 (0.747, 0.767) 0.762 (0.753,0.770)
Age ≥ 75 years 0.693 (0.684, 0.701) 0.708 (0.700, 0.716) 0.728 (0.720, 0.736)
  1. HFrEF: heart failure with reduced ejection fraction, HFmrEF: heart failure with midrange ejection fraction, HFpEF: heart failure with preserved ejection fraction