Table 1. Pre-operative characteristics of complicated cholecystitis.
Group I, laparoscopic cholecystectomy underwent within 72 hours; Group II, preoperative percutaneous transhepatic gallbladder drainageand subsequent laparoscopic cholecystectomy underwent after 5 days; ASA, American Society of Anesthesiologists score; WBC, white blood cell; CRP, C-reactive protein