The follow-up laboratory data on postoperative day 3 revealed that the IA group had more patients with leukocytosis than the EA group (white blood cell [WBC] ≥ 10000/mm3: 49% vs. 28.6%, p = 0.004) and a higher C-reactive protein (CRP) level (88.1 vs. 63.3 mg/L, p < 0.001). The gene discussed is CRP; the disease is Increased total leukocyte count.