Figure 4From: Potential of novel Mycobacterium tuberculosis infection phase-dependent antigens in the diagnosis of TB disease in a high burden setting Number of inclusions of antigens into the 10 general discriminant analysis models that most accurately predicted the presence or absence of TB disease. PHA was evaluated in all study participants as a positive control, and appeared in one of the models because IFN-γ data was analyzed in a blinded manner.Back to article page