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Table 2 Basic characteristics of the cases and controls

From: Fine mapping of genetic polymorphisms of pulmonary tuberculosis within chromosome 18q11.2 in the Chinese population: a case-control study

  case(N = 578) control(N = 756)  
Variables No. % No. % P
Age (mean ± SD) 52.07 ± 18.01 52.85 ± 18.42 0.176
Gender      0.199
   Male 417 72.1 569 75.3  
   Female 161 27.9 187 24.7  
Education      < 0.001
   Illiterate or semi-illiterate 164 28.4 89 11.8  
   Primary school 133 23 215 28.4  
   Junior high school 201 34.8 267 35.3  
   Senior high school or above 80 13.8 185 24.5  
Smoking      0.003
   Ever 299 52.5 336 44.4  
   Never 270 47.5 420 55.6  
Drinking      < 0.001
   Ever 101 17.9 215 28.4  
   Never 463 82.1 541 71.6