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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