Figure 1From: Comparison of two laboratory-developed PCR methods for the diagnosis of Pulmonary Tuberculosis in Brazilian patients with and without HIV infection ROC space Plot accuracy estimates for each method and areas corresponding to 203 HIV seronegative and to 74 HIV seropositive individuals. (Blue: AFB Smear; Green: Culture; Yellow: PCR-AG and Purple: PCR dot-blot).Back to article page