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Table 1 Sociodemographic characteristics and comorbidities between cohorts with and without hepatatis B virus (HBV) infection in Taiwan, 1998–2010 (n = 88980)

From: 13-year nationwide cohort study of chronic kidney disease risk among treatment-naïve patients with chronic hepatitis B in Taiwan

  HBV cohort Non-HBV cohort  
Variables (n = 17796) N (%) (n = 71184) N (%) P
Sex    1.00
  Men 10428 (58.6) 41712 (58.6)  
  Women 7368 (41.4) 29472 (41.4)  
Age (year)    1.00
  18–39 8514 (47.8) 34056 (47.8)  
  40–49 4914 (27.6) 19656 (27.6)  
  50–59 2857 (16.1) 11428 (16.1)  
  60–69 1146 (6.4) 4584 (6.4)  
   70 365 (2.1) 1460 (2.1)  
Major comorbidities    
  Diabetes 1660 (9.3) 5181 (7.3) <0.001
  Hypertension 2511 (14.1) 9020 (12.7) <0.001
  Coronary heart disease 1039 (5.8) 4392 (6.2) 0.10
  Hyperlipidemia 2484 (14.0) 66.71 (9.4) <0.001
  Cirrhosis 638 (3.6) 466 (0.7) <0.001
Use of herbs containing aristolochic acid 365 (2.1) 931 (1.3) <0.001
Geographic region    
  Northern 8967 (50.4) 35017 (49.2)  
  Central 4191 (23.6) 16280 (22.9)  
  Eastern 434 (2.4) 1588 (2.2)  
  Southern 4204 (23.6) 18299 (25.7)  
Urbanization level    0.001
  Urban 5939 (33.4) 22745 (32.0)  
  Suburban 8216 (46.2) 33438 (47.0)  
  Rural 3640 (20.4) 15002 (21.0)  
Enrollee category    
  1 9420 (52.9) 35633 (50.0)  
  2 546 (3.1) 1830 (2.6)  
  3 5297 (29.8) 22157 (31.1)  
  4 2533 (14.2) 11564 (16.3)  
No. of medical visits (mean ± SD) 17.7 ± 15.1 15.8 ± 15.3 <0.001
Propensity score (mean ± SD) 0.23 ± 0.09 0.19 ± 0.07 <0.001
Charlson Comorbiditv Index score (mean ± SD) 1.1 ± 1.2 0.6 ± 1.2 <0.001
  1. Categorical variables given as number (percentage); continuous variable, as mean ± standard deviation