CD4 and tuberculosis: The pooled indeterminate rates were 11.6% (95% CI 7.0–18.6; I2 = 34.7%) for CD4+<200, and 3.1% (95% CI 1.1–8.5; I2 = 47.4%) for CD4+ ≥200 (difference 8.1%; 95% CI 2.6–13.7; I2 = 59.8%) for QFT-GIT, and 11.4% (95% CI 5.1–23.8; I2 = 43.1%) for CD4+<200, and 7.9% (95% CI 4.6–13.3; I2 = 24.6%) for CD4+≥200 (difference 4.0%; 95% CI -0.5 to 8.5; I2 = 0.0%) for T-SPOT.TB (Figure 6).