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Table 3 Factors predicting tuberculin skin test (TST) and QuantiFERON ® -TB Gold In-Tube (QFT-GIT) positivity in Warao Amerindian childhood contacts

From: Agreement between QuantiFERON®-TB Gold In-Tube and the tuberculin skin test and predictors of positive test results in Warao Amerindian pediatric tuberculosis contacts

Characteristics QFT-GIT positive vs. QFT-GIT negative TST positive vs. TST negative
Odds ratio (95% CI) Odds ratio (95% CI)
Age, years 0.99 (0.84-1.2) 1.4 (1.2-1.7)
Sex, male vs. female 0.6 (0.13-3.2) 3.7 (1.5-9.4)
Malnourished 4.6 (0.93-22.2) 0.92 (0.50-1.7)
BCG vaccination 0.51 (0.14-1.9) 0.68 (0.32-1.5)
Duration of exposure, ≥12 vs. <12 h/day 1.4 (0.35-5.65) 0.81 (0.34-1.9)