Figure 3From: High-sensitive and rapid detection of Mycobacterium tuberculosis infection by IFN-γ release assay among HIV-infected individuals in BCG-vaccinated areaThe distributions of subjects with different CD4+ T cell counts in HIV only, HIV+LTB, and HIV+ATB groups. The black bubbles represent CD4+ T cells <200/μl, the gray bubbles represent CD4+ T cells 200–500/μL, and the white bubbles represent CD4+ T cells >500/μl. The sizes of the bubbles represent the percentage of patients with appropriate CD4+ T cell counts.Back to article page