The Distribution of Incomplete Gastric Intestinal Metaplasia (GIM) Subtype among Biopsy Sites according to the Updated Sydney System and Its Association with GIM Extension

Table 2

Risk factors of GIM and the incomplete GIM subtype in univariable and multivariable analysis.

	Gastric intestinal metaplasia (GIM)				Incomplete GIM subtype
	Univariable analysis		Multivariable analysis		Univariable analysis		Multivariable analysis
		OR (CI 95%)		OR (CI 95%)		OR (CI 95%)		OR (CI 95%)
Age ≥ 40	0.001	4.632 (2.109–10.174)	<0.001	6.083 (2.671–13.855)	0.007	9.762 (1.294–73.642)	0.012	13.873 (1.774–108.488)
Sex	0.792	0.901 (0.537–1.511)	—	—	0.524	0.720 (0.308–1.684)	—	—
Smoking	1.000	0.993 (0.527–1.872)	—	—	0.020	2.857 (1.197–6.818)	0.009	3.537 (1.368–9.147)
Family history of GC	0.048	4.298 (1.003–18.428)	0.040	5.500 (1.085–27.883)	0.153	3.621 (0.689–19.022)	—	—
H. pylori infection	0.001	2.896 (1.680–4.993)	<0.001	3.695 (2.068–6.602)	0.002	4.439 (1.606–12.269)	0.001	6.354 (2.184–14.485)

OR: odds ratio, CI: confidence interval.