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Table 2 Association between participants phenotypic characteristics and susceptibility to active tuberculosis

From: Vitamin D deficiency associates with susceptibility to tuberculosis in Pakistan, but polymorphisms in VDR, DBP and CYP2R1 do not

   TB cases (N = 260) Control (N = 112) OR (95 % CI) P aOR(95 % CI)a P
Age >30 years 124 (48 %) 50 (45 %) Ref - Ref -
≤30 years 136 (52 %) 62 (55 %) 1.01(0.58-1.42) 0.68 1.01(0.61-1.68) 0.94
Sex Male 120 (46 %) 58 (52 %) Ref - Ref -
Female 140 (54 %) 54 (48 %) 1.25(0.80-1.95) 0.31 1.06(0.65-1.75) 0.79
Marital status Single 114 (44 %) 54 (48 %) Ref - Ref -
Married 146 (56 %) 58 (52 %) 1.19(0.76-1.86) 0.43 1.13(0.67-1.90) 0.63
Monthly income, PKR <10,000 177 (68 %) 62 (55 %) 1.72(1.10-2.71) 0.02 1.68(1.06-2.66) 0.02
≥10,000 83 (32 %) 50 (45 %) Ref - Ref -
Season of recruitment April-September 137 (53 %) 53 (47 %) 1.24(0.79-1.23) 0.34 1.24(0.78-1.96) 0.34
October-March 123 (47 %) 59 (53 %) Ref - Ref -
Serum 25(OH)D, nmol/L ≤20 nmol/L 118 (45 %) 34 (30 %) 1.90(1.19-3.05) 0.02 1.87(1.15-3.04) 0.01
>20 nmol/L 142(55 %) 78(70 %) Ref - Ref -
  1. aOdds ratio adjusted for age, sex, marital status, monthly income, season of recruitment and serum 25(OH)D concentration. PKR, Pakistani rupees; 25(OH)D, 25-hydroxyvitamin D