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tests showing the best sensitivity and/or specificity were selected for validation. Synthetic peptides derived from the sequence of ESAT-6 and Ag85A, as well as recombinant ESAT-6 (rESAT-6) and Ag85complex (Ag85c) were tested. CI: confidence interval; EPTB: extrapulmonary tuberculosis; LR: likelihood ratio; NPV: negative predictive value; PPV: positive predictive value
