Table 1 Baseline demographics of study population

Sex, male/female, n(%)

87(72.5%)/33(27.5%)

Age, yr, median (IQR)

69 (66 to 73)

Occupation, farmer/retiree/freelancer, n(%)

49(40.8%) /63(52.5%) /8(6.7%)

Types of cancer, gastric/ colon/rectal, n(%)

45(37.5%)/ 42(35.0%)/ 33(27.5%)

ASA physical status, I/II/III, n(%)

15(12.5%)/36(30.0%)/69(57.5%)

Methods of Anesthesia and analgesia, TAP /PCIA /TAP-PCIA / PCEA/ oral analgesics, n(%)

21(17.5%)/43(35.8%)/18(15.0%)/28(23.3%)/10(8.4%)

Surgical approaches, laparoscopy/ laparotomy, n(%)

95(79.2%)/25(20.8%)

Duration of anesthesia, min, median (IQR)

259 (196 to 357)

Duration of Surgery, min, median (IQR)

214 (151 to 308)

Duration in PACU, min, median (IQR)

87 (66 to 118)