The mean (SD) CRP level for bacterial infection, probable bacterial infection, probable non-bacterial infection, non-bacterial infection, and indeterminate were 41·2 mg/L (40), 23·3 mg/L (38·1), 22·1 mg/L (43·3), 21·0 mg/L (39·1), and 31·1 mg/L (44·5), respectively. The gene discussed is CRP; the disease is bacterial infectious disease.