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Table 2 Factors associated with all-cause hospitalization

From: Incidence and predictors of hospitalization in patients with atrial fibrillation: results from the Chinese atrial fibrillation registry study

Factors Multivariate analysis
  HR (95%CI) P value
Age (years)   
< 65 Ref
65–74 1.18 (1.12, 1.25) < 0.01
≥ 75 1.34 (1.25, 1.43) < 0.01
Female 1.06 (1.01, 1.12) 0.03
Health insurance   
No insurance reimbursement Ref
Partial insurance reimbursement 1.12 (1.00, 1.25) 0.05
Full insurance reimbursement 1.06 (0.93, 1.21) 0.40
AF type   
Newly diagnosed Ref
Paroxysmal AF 1.17 (1.05, 1.29) < 0.01
Persistent AF 1.11 (0.99, 1.23) 0.07
AF duration ≥ 1 year 1.12 (1.06, 1.18) < 0.01
EHRA score   
I Ref
II 1.13 (1.03, 1.24) 0.01
III 1.18 (1.06, 1.31) < 0.01
Hypertension 1.08 (1.02, 1.15) < 0.01
Heart failure 1.10 (1.02, 1.18) < 0.01
Established CAD 1.24 (1.17, 1.33) < 0.01
Ischemic stroke/TIA 1.22 (1.15, 1.30) < 0.01
Diabetes mellitus 1.14 (1.08, 1.20) < 0.01
Chronic obstructive pulmonary disease 1.28 (1.02, 1.62) 0.03
Gastrointestinal disorder 1.37 (1.21, 1.55) < 0.01
Hyperthyroidism/Hypothyroidism 1.25 (1.13, 1.39) < 0.01
Renal dysfunction 1.24 (1.09, 1.42) < 0.01
Ventricular rate control 1.06 (1.01, 1.12) 0.01
ACEIs/ARBs 0.94 (0.90, 1.00) 0.03
History of RFCA 0.92 (0.87, 0.98) 0.02
LAD, (per 1 mm increase) 1.01 (1.00, 1.01) < 0.01
  1. AF, atrial fibrillation; CAD, coronary artery disease; TIA, transient ischemic attack; ACEIs, angiotensin-converting enzyme inhibitors; ARBs, angiotensin II receptor blockers; RFCA, radiofrequency catheter ablation; LAD, left atrial diameter; HR, hazard ratio; 95% CI, 95% confidence interval