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Table 1 Clinical and demographic characteristics of study participants

From: Association between vitamin D insufficiency and tuberculosis in a vietnamese population

Variable Controls Tuberculosis MD (95% CI) P-value
Women     
N 106 53   
Age (yr) 49(20) 50(20) -0.7(-7.4, 5.9) 0.831
Height (cm) 153(6) 154(4) -1.4(-3.1, 0.4) 0.118
Weight (kg) 51(7) 43(6) 7.7(5.4, 10.0) < .001
Log[25(OH)D, ng/mL] 3.39(0.18) 3.40(0.24) -0.01(-0.08, 0.05) 0.706
Log[PTH, pg/mL] 3.47(0.39) 3.40(0.65) 0.07(-0.10, 0.23) 0.430
Serum calcium 2.35(0.26) 2.11(0.38) 0.24(0.14, 0.35) < .001
Use of corticosteroid (n; %) 14(13.21) 6(11.32)   0.735
Use of alcohol (n; %) 0 4(7.55)   0.011
Ever smoking (n; %) 1(0.94) 1(1.89)   1.000
Men     
N 113 113   
Age (yr) 49(16) 50(20) -0.1(-4.2, 4.0) 0.949
Height (cm) 163(6) 154(4) -2.1(-3.6, -0.5) 0.009
Weight (kg) 61(10) 43(6) 13.1(10.7, 15.5) < .001
Log[25(OH)D, ng/mL] 3.60(0.26) 3.49(0.24) 0.10(0.04, 0.17) 0.003
Log[PTH, pg/mL] 3.38(0.38) 3.40(0.65) 0.23(0.11, 0.35) < 0.001
Serum calcium 2.34(0.30) 2.11(0.38) 0.28(0.19, 0.36) < .001
Use of corticosteroid (n; %) 7(6.19) 9(8.04)   0.591
Use of alcohol (n; %) 67(59.29) 72(64.29)   0.441
Ever smoking (n; %) 69(61.06) 87(77.68)   0.007
  1. Values are mean (standard deviation), unless otherwise specified
  2. MD, mean difference