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Table 5 Logistic regression analysis of association of risk factors for LTBI with a positive TST, QFT-GIT, and T-SPOT.TB result

From: Poor agreement between interferon-gamma release assays and the tuberculin skin test among HIV-infected individuals in the country of Georgia

Risk factors Positive TST result Positive QFT-GIT Positive T-SPOT.TB
n = 41 n = 70 n = 56
Univariate Multivariate Univariate Multivariate Univariate Multivariate
  OR 95% CI OR 95% CI OR 95% CI OR 95% CI OR p OR 95% CI
Male 1.75 0.81-3.77    2.92 1.49-5.75 2.92 1.49-5.75 1.93 0.97-3.84 1.82 0.90-3.67
Age (per year) 1.01 0.97-1.05    1.01 0.97-1.04    1.04 1.004-1.08 1.04 1.003-1.08
Imprisonment 2.31 1.08-4.92 2.09 0.88-4.97 2.22 1.14-4.31    1.78 0.88-3.61   
Unemployment 0.80 0.38-1.69    1.22 0.63-2.34    1.15 0.57-2.33   
On ART 0.19 0.06-0.62 0.15 0.04-0.52 0.80 0.42-1.53    0.66 0.32-1.39   
VL <75 0.34 0.08-1.48    0.63 0.24-1.63    1.10 0.44-2.73   
CD4 <100 - -    - -    - -   
100 < CD4 <200 1.85 0.61-5.65 0.92 0.35-2.42 1.34 0.53-3.36
CD4 >200 1.44 0.59-3.55 1.32 0.66-2.65 0.71 0.34-1.47
Hepatitis C Ab + 2.38 1.19-4.77 2.18 1.01-4.71 1.72 0.98-3.00    1.78 0.97-3.26   
Hepatitis B sAG + 1.39 0.28-6.96    2.00 0.52-7.68    4.36 1.13-16.85 5.13 1.24-21.17
Household Member treated for TB 1.48 0.39-5.62    0.43 0.09-1.97    1.48 0.44-5.00   
BCG 2.55 0.32-20.18    1.41 0.38-5.29    1.78 0.38-8.28   
Tobacco 1.32 0.65-2.71    2.02 1.09-3.75    1.16 0.62-2.18   
ETOH (AUDIT > = 8) 1.42 0.57-3.54    0.94 0.41-2.16    1.87 0.84-4.17   
Drug Use (DART > =3) 2.02 1.02-4.01    2.33 1.31-4.16    1.42 0.76-2.64