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Table 1 Patient demographics and baseline characteristics

From: Predictive factors of postoperative fentanyl consumption in patients with inflammatory bowel disease: a retrospective cohort study

 

n = 179

Age, mean (SD), y

37.3 (13.3)

Male, n (%)

130 (72.6)

Body mass index, mean (SD), kg/m2

18.8 (3.06)

Physical status, n (%)

 ASA 1

3 (1.7)

 ASA 2

167 (93.3)

 ASA 3

9 (5.0)

Comorbidities, n (%)

 Coagulopathy

149 (83.2)

 Anemia

146 (81.6)

 Hypoalbuminemia

120 (67.0)

 Bronchial asthma

7 (3.9)

 Diabetes mellitus

6 (3.4)

 Hypertension

6 (3.4)

 Ischemic heart disease

5 (2.8)

 Cerebrovascular disease

2 (1.1)

 Current smoking, n (%)

23 (12.8)

Nerve blocks, n (%)

 Preoperative TAP block

88 (49.2)

 Preoperative QLB

48 (26.8)

 Preoperative TAP & QLB

2 (1.1)

Operative time, mean (SD), min

243.8 (87.2)

Intraoperative fentanyl consumption, mean (SD), mcg

12.6 (4.2)

Postoperative fentanyl consumption, mean (SD), mcg/kg/day

30.7 (14.1)

  1. Abbreviations: ASA American Society of Anesthesiologists, QLB Quadratus lumborum block, SD Standard deviation, TAP Transversus abdominis plane