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Table 1 The basic information of subjects

From: Correlation analysis between CARMEN variants and alcohol-induced osteonecrosis of the femoral head in the Chinese population

Characteristics Cases N(%) Controls N(%) p-value
Number 308 423  
Age, year (mean ± SD) 43.47 ± 11.303 42.52 ± 13.135 0.396
>  45 133 (43%) 198 (47%)  
≤ 45 175 (57%) 225 (53%)  
Hip lesions
 Unilateral 66 (21%)   
 Bilateral 242 (79%)   
Clinical stages
 III/IV 218 (71%)   
 I/II 90 (29%)   
  1. ONFH Osteonecrosis of the femoral head; TC Total cholesterol; TG Triglycerides; LDL-C Low-density lipoprotein-cholesterol; HDL-C High-density lipoprotein-cholesterol