Predictive Factors for a Long Postoperative Stay after Emergency Laparoscopic Cholecystectomy Using the 2013 Tokyo Guidelines: A Retrospective Study

Table 3

Results of multivariate analysis for predictive factors.

Preoperative factor	Odds ratio	95% CI interval	P-value
Grade II	5.39	2.26–12.9	<0.001
Age >65 years	3.64	1.58–8.39	0.002
Elevation of BFT	2.69	1.17–6.2	0.020
BMI >25	1.63	0.73–3.63	0.235

BMI, body mass index; BFT, biliary function test.