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Retrospective Cohort Study
Copyright: ©Author(s) 2026.
World J Gastrointest Surg. Mar 27, 2026; 18(3): 116602
Published online Mar 27, 2026. doi: 10.4240/wjgs.v18.i3.116602
Table 3 Multivariate analysis of risk factors of gallstone diseases following bariatric surgery
Risk factor
OR (95%CI)
P value
Pre-operative BMI (kg/m2)1.07 (1.02, 1.12)0.004
BMI ≥ 50 kg/m2 vs BMI < 50 kg/m23 (1.26, 7.13) 0.013
Age (year)0.97 (0.93, 1.02) 0.218
Sex
Female vs male1.85 (0.72, 4.74) 0.201
Type of surgery
LRYGB vs LSG1.45 (0.56, 3.77) 0.45
Weight loss at 12 months (%)1.01 (0.95, 1.07) 0.835
Diabetes mellitus: Yes vs no0.78 (0.3, 2.05) 0.613


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