Skip to main content

Table 1 Patients’ baseline characteristics (n = 1796)

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

Variables Description
Age, years 73 (64, 80)
Male, n (%) 1139 (63.42)
BMI, kg/m2 24.22 (22.04, 26.87)
SBP, mmHg 130 (116, 142)
DBP, mmHg 80 (70, 86)
Heart rate, b.p.m 75(64, 90)
LVEF, % 50 (40, 59)
LVD, mm 43 (39, 46)
NYHA class, n (%)  
II 574 (31.96)
III or IV 1222 (68.04)
AF type  
Paroxysmal 274(15.26)
Persistent 39(2.17)
Permanent 1483(82.57)
Causes of HF  
CHD 1609(89.59)
OMI 854(47.55)
Comorbidities, n (%)  
Hypertension 1131 (62.97)
Type II diabetes 513(28.56)
COPD 432 (24.05)
Stroke 486(27.06)
Therapy, n (%)  
Beta-blockers 1213(67.54)
ACEI/ARB 854 (47.55)
MRA 1321(73.55)
Loop diuretic 1252 (69.71)
Digitalis 486 (27.06)
Calcium antagonist 313 (17.43)
Anticoagulant 1646 (91.65)
PCI 365 (20.32)
CABG 110 (6.12)
Pacemaker 62 (3.45)
Defibrillator 7 (0.39)
CRT 6 (0.33)
  1. BMI: body mass index, SBP: systolic blood pressure, DBP: diastolic blood pressure, LVEF: Left ventricular ejection fraction, LVD: left atrial dimension, NYHA: New York Heart Association, AF: atrial fibrillation, CHD: coronary heart disease, OMI: old myocardial infarction, COPD: chronic obstructive pulmonary disease, ACEI: angiotensin-converting enzyme inhibitor, ARB: angiotensin receptor blocker, MRA: mineralocorticoid receptor antagonist, PCI: percutaneous coronary intervention, CABG: coronary artery bypass grafting. CRT: Cardiac resynchronization therapy