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Table 2 Univariate and multivariate predictors of target clinical events

From: Effect of catheter ablation on clinical outcomes in patients with atrial fibrillation and significant functional mitral regurgitation

 

Univariate Cox regression

Multivariate Cox regression

 

HR

95% CI

P value

HR

95% CI

P value

Age

1.03

0.97–1.10

0.303

   

Female

1.16

0.43–3.13

0.763

   

Body mass index

1.08

0.94–1.24

0.288

   

AF duration

1.01

1.00–1.02

0.172

   

Persistent AF

2.37

0.54–10.45

0.254

   

CHA2DS2-VASc score

1.28

0.97–1.68

0.085

   

Diabetes mellitus

0.83

0.24–2.91

0.767

   

Hypertension

1.30

0.48–3.49

0.609

   

Previous stroke or TIA

2.16

0.78–5.94

0.137

   

Heart failure

3.01

0.86–10.58

0.086

3.84

1.07–13.74

0.038

Coronary artery disease

1.22

0.44–3.35

0.702

   

Chronic kidney disease

2.65

0.60–11.78

0.199

   

LVEF

0.99

0.94–1.04

0.718

   

LA diameter

1.04

0.94–1.15

0.420

   

LVESD

1.02

0.95–1.09

0.621

   

LVEDD

1.02

0.95–1.10

0.606

   

Anticoagulants

2.57

0.73–9.01

0.141

   

β-blockers

1.92

0.54–6.77

0.313

   

Antiarrhythmics (Class I or III)

1.06

0.30–3.75

0.923

   

Calcium channel blockers

0.69

0.16–3.04

0.624

   

Digoxin

1.03

0.33–3.18

0.966

   

Catheter ablation therapy

0.30

0.10–0.93

0.037

0.27

0.09–0.84

0.024

  1. AF, atrial fibrillation; TIA, transient ischemic attacks; LVEF, left ventricular ejection fraction; LA, left atrial; LVEDD, left ventricular end-diastolic dimensions; LVESD, left ventricular end-systolic dimensions; HR, hazard ratio; CI, confidence interval