Fig. 2From: Rapid diagnosis of new and relapse tuberculosis by quantification of a circulating antigen in HIV-infected adults in the Greater Houston metropolitan areaCFP-10 concentrations in culture-positive and culture-negative TB cases, cured TB cases, and non-TB cases. Solid horizontal lines indicate the median and 95% confidence intervals for each group, and the red dashed line indicates the CFP-10 cut-off value (41 pmol/L) for TB diagnosis. **p < 0.005 by Mann-Whitney U testBack to article page