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Table 6 Incidence of postoperative event by BMI and method of sterilization (N = 710)

From: The effect of obesity on intraoperative complication rates with hysteroscopic compared to laparoscopic sterilization: a retrospective cohort study

     All patients General anesthesia b
Postoperative eventa Total Laparoscopic (n = 433) Hysteroscopic (n = 277) OR (95 % CI) P value OR (95 % CI) P value
Overall 89 (12.5) 70 (16.2) 19 (6.9) 0.4 (0.2–0.7) 0.0002 0.5 (0.2–0.8) 0.006
BMI <25 27 (10.9) 19 (11.9) 8 (9.2) 0.8 (0.3–1.9) 0.7 1.0 (0.3–2.7) 1.0
BMI 25–25.9 31 (14.4) 26 (19.6) 5 (6.1) 0.3 (0.08–0.8) 0.008 0.4 (0.1–1.1) 0.06
BMI ≥30 29 (12.4) 23 (17.2) 6 (6.0) 0.3 (0.1–0.8) 0.02 0.3 (0.07–0.9) 0.02
  1. Number (%). BMI body mass index
  2. aPatients with more than one postoperative event are counted just once
  3. bIncluded 433 laparoscopic tubal ligation patients and 197 hysteroscopic sterilization patients who received general anesthesia