CRP and tuberculosis: As the CRP threshold increased from ≥1 mg/L, to ≥3 mg/L, ≥ 5 mg/L and ≥10 mg/L, the PPV for TB in the total cohort increased from 22.4% to 28.1%, 29.2%, and 35.4%, respectively, and the NPV decreased from 96.9% to 94.8%, 92.3%, and 92.3%.