CRP and tuberculosis: A total of seven factors were included in the model, which were body temperature > 38 °C (1 point), positive tuberculin skin test (1 point), C-reactive protein ≥ 26 mg/L (1.5 points), PE lymphocyte ratio ≥ 85% (1 point), PE protein ≥ 49 g/L (1 point), ADAPE ≥ 43 U/L (2.5 points), and any positive tuberculosis antibody in blood and PE (2 points).