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Table 1 Baseline characteristics of the study population

From: Non-vitamin K antagonist oral anticoagulants vs. vitamin-K antagonists in patients with atrial fibrillation and chronic kidney disease: a nationwide cohort study

 

Patients receiving VKA (n = 1008)

Patients receiving NOAC (n = 552)

P value

Median age (IQR)

78.00 (71.00–84.00)

80.00 (72.00–86.00)

< 0.001

Male (%)

645 (64.0)

314 (56.9)

0.007

Oral anticoagulation

< 0.001

 Apixaban (%)

 

302 (54.7)

 

 Dabigatran (%)

 

80 (14.5)

 

 Rivaroxaban (%)

 

170 (30.8)

 

 VKA (%)

1008 (100.0)

  

Income group (quartiles)

< 0.001

 1st (lowest)

382 (37.9)

143 (25.9)

 

 2nd

297 (29.5)

165 (29.9)

 

 3rd

208 (20.6)

159 (28.8)

 

 4th (highest)

121 (12.0)

85 (15.4)

 

Comorbidity

 Hypertension

914 (90.7)

494 (89.5)

0.454

 Previous stroke (%)

175 (17.4)

102 (18.5)

0.629

 Previous bleeding (%)

256 (25.4)

122 (22.1)

0.164

 Heart failure (%)

395 (39.2)

195 (35.3)

0.147

 Ischemic heart disease (%)

440 (43.7)

231 (42.9)

0.492

 Peripheral artery disease (%)

101 (10.0)

63 (11.4)

0.391

 Diabetes (%)

260 (25.8)

141 (25.5)

0.962

 Liver disease (%)

28 (2.8)

19 (3.4)

0.563

 Alcohol abuse (%)

38 (3.8)

31 (5.6)

0.117

Comedication

 ADPi (%)

164 (16.3)

107 (19.4)

0.138

 Aspirin (%)

537 (53.3)

277 (50.2)

0.264

 Statin (%)

503 (49.9)

275 (49.8)

1.000

 Beta-blocker (%)

582 (57.7)

303 (54.9)

0.302

 RASi (%)

524 (52.0)

294 (53.3)

0.667

 NSAID (%)

116 (11.5)

69 (12.5)

0.619

  1. Abbreviations: IQR Interquartile Range, ADPi Adenosine diphosphate inhibitor, VKA Vitamin K antagonist, RASi Renin angiotensin system inhibitor, NOAC Nonvitamin K oral anticoagulants, NSAID Non-steroid anti-inflammatory drugs