Retrospective Analysis on the Gallstone Disease after Gastrectomy for Gastric Cancer

Table 2

Univariate and multivariate analysis of risk factors for gallstones after gastrectomy.

	Incidence of gallstones (%)	Univariate analysis	Multivariate analysis
			Odds ratio	value
Age (years)		0.105	1.021 (0.999–1.043)	0.060
Sex
Male	4.9	0.346	1
Female	5.7		1.275 (0.796–2.043)	0.313
DM
No	4.9	0.110	1
Yes	7.0		1.862 (1.033–3.357)	0.039
Type of gastrectomy
Total gastrectomy	10.1	<0.001	1
Subtotal gastrectomy	3.9		0.669 (0.324–3.275)	0.279
Reconstruction
Billroth I	3.4	<0.001	1
Billroth II	4.6		1.383 (0.698–2.740)	0.353
Roux-en-Y	7.9		3.936 (2.210–7.009)	<0.001
Number 12 LN dissection
No	3.0	0.004	1
Yes	6.1		0.806 (0.486–1.337)	0.404