Impact of the number of antigens on performance metrics determined by modified decision Tree algorithm.

Results in two combined categories of TB patients (AFB+/Culture+ & AFB-/Culture+) for sensitivity, positive and negative predictive values, test efficiency (TE) and Matthew Correlation Coefficient (MCC), and test sensitivity in individual categories of TB patients (AFB+/Culture+, AFB-/Culture+, AFB-/Culture-), and test specificity (COPD patients and healthy group). Values shown are percentages.