CRP and appendicitis: Comparison of pre-operative laboratory results, median WBC, NEUT, LYMPH, CRP, and PCT level were significantly higher (WBC: 15.8 versus 12.3 [*109/L]; NEUT: 11.8 versus 9.6 [*109/L]; LYMPH: 3.0 versus 2.6 [*109/L]; CRP: 58.5 versus 35.1 [mg/L]; PCT: 0.26 versus 0.12 [μg/L]; P < 0.05 for all) in patients with complicated appendicitis than that with the simple appendicitis.