CRP and infection: The infection indicators upon admission were as follows: white blood cell (WBC): 3.0 × 109/L (reference value: 3.5–9.5 × 109/L), C-reactive protein: 10.1 mg/dL (reference value: <0.8 mg/dL), interleukin-6: 59.71 pg/mL (reference value: <7 pg/mL), procalcitonin: 0.092 ng/mL (reference value: <0.25 ng/mL).