Optimizing Helicobacter pylori therapy through gastroenterologist education: A prospective interventional study

Table 2 Demographic and clinical data of patients, n (%)/median (interquartile range)

Variant	Before training (n = 500)	After training (n = 500)	t/χ2 test		Multilevel logistic regression model
			t/χ2	P value	Coefficient/OR	P value
Age (years)	48.5 (38.0, 58.0)	47.0 (37.0, 57.0)	-0.934	0.346	1.034	0.216
Sex			1.02	0.312	0.88	0.312
Male	258 (51.6)	242 (48.4)
Female	242 (48.4)	258 (51.6)
BMI (kg/m2)	24.0 (21.8, 26.2)	24.0 (22.0, 25.7)	-0.099	0.921	0.033	0.871
Smoking			2.53	0.112	0.78	0.109
Yes	123 (24.6)	102 (20.4)
No	377 (75.4)	398 (79.6)
Drinking			2.05	0.152	0.81	0.150
Yes	143 (28.6)	123 (24.6)
No	357 (71.4)	377 (75.4)
Education
Primary school	221 (44.2)	209 (41.8)	1.43	0.489	1.21	0.239
Middle school	144 (28.8)	139 (27.8)			1.17	0.350
College	135 (27.0)	152 (30.4)
History of antibiotic allergy			0.52	0.472	0.88	0.620
Yes	28 (5.6)	23 (4.6)
No	472 (94.4)	477 (95.4)
Gastric cancer family history			0.32	0.572	1.09	0.767
Yes	13 (2.6)	16 (3.2)
No	487 (97.4)	484 (96.8)
Endoscopy			0.07	0.799	0.96	0.787
Yes	220 (44.0)	216 (43.2)
No	280 (56.0)	284 (56.8)

BMI: Body mass index; OR: Odds ratio.