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Table 1 Characteristics of Uygur, Kazak and Southern Han populations for miR-146a C > G, miR-149 T > C, miR-196a2 T > C and miR-499 T > C SNPs detection

From: Association of the miR-146a, miR-149, miR-196a2 and miR-499 polymorphisms with susceptibility to pulmonary tuberculosis in the Chinese Uygur, Kazak and Southern Han populations

Characteristics Uygur (n = 662) Kazak (n = 613) Southern Han (n = 654)
Pulmonary TB patients N = 301 N = 251 N = 354
Age, years range (mean ± SD) 18-70 20-70 18-65
  (40.1 ± 14.7) (37.5 ± 10.9) (43.5 ± 12.0)
Gender (female: male) 144: 157 97:154 165:189
Body mass index (mean ± SD) 20.7 ± 3.4 22.7 ± 3.9 26.3 ± 2.7
Sputum culture-proven 148(49.2%) 150(59.8%) 169(47.9%)
Chest X-ray and CT-proven 156(51.8%) 141(56.2%) 176(49.6%)
Pulmonary TB 301(100%) 251(100%) 354(100%)
Tuberculin skin test (>10 mm), no. (%) 216(71.8%) 199(79.3%) 268(75.7%)
TB history of relatives, no. (%) 31(10.5%) 36(14.6%) 63(17.7%)
BCG vaccination, no. (%) 166(55.2%) 125(49.8%) 190(53.8%)
Controls N = 361 N = 362 N = 300
Age, years range (mean ± SD) 20-65 20-72 19-64
  (37.0 ± 12.3) (36.5 ± 9.6) (46.1 ± 14.1)
Gender (female: male) 142: 219 149: 213 137:163
Body mass index (mean ± SD) 23.0 ± 3.7 23.0 ± 3.9 24.6 ± 3.7
TB history of relatives, no. (%) 23(6.4%) 27(7.6%) 17(5.7%)
BCG vaccination, no. (%) 164(45.3%) 204(56.5%) 162(53.9%)
  1. TB: tuberculosis; N: number of subjects; Data are reported as number with percentage in parentheses, unless otherwise stated.