Table 5.

Relationship between different variables and esophagitis in asymptomatic adults from the Golestan Province, Iran

Variables	Total number of subjects*	Number (%) of subjects with esophagitis	Univariate analysis			Multivariate analysis
			Crude OR	95% CI	P-value	Adjusted OR	95% CI	P-value
Gender
Male	119	44 (37.0)	—	—	0.21	—	—	0.94
Female	151	45 (29.8)	0.72	0.43–1.20		1.03	0.50–2.12
Age group
<53 years	134	37 (27.6)	—	—	0.06	—	—	0.57
≥53 years	136	52 (38.2)	1.62	0.97–2.70		1.19	0.65–2.20
Ethnicity
Non-Turkmen	179	55 (30.7)	—	—	0.27	—	—	0.43
Turkmen	91	34 (37.4)	1.34	0.79–2.28		1.28	0.69–2.37
Oral health
Good	128	32 (25.0)	—	—	0.007	—	—	0.20
Poor	132	54 (40.9)	2.08	1.22–3.53		1.49	0.81–2.75
Using deep frying method
No	144	46 (31.9)	—	—	0.66	—	—	0.17
Yes	116	40 (34.5)	1.12	0.67–1.88		0.64	0.34–1.21
Smoking
No	211	58 (27.5)	—	—	<0.001.00	—	—	<0.001
Yes	49	28 (57.1)	3.52	1.85–6.68		5.81	2.43–13.88
Opium Use
No	232	74 (31.9)	—	—	0.25	—	—	0.51
Yes	28	12 (42.9)	1.60	0.72–3.56		0.73	0.28–1.89
Body mass index
Normal	69	22 (31.9)	—	—	0.81	—	—	0.09
Overweight/obese	191	64 (33.5)	1.08	0.60–1.94		1.84	0.91–3.72
Tea temperature
Cold	191	59 (30.9)	—	—	0.21	—	—	0.02
Hot	69	27 (39.1)	1.44	0.81–2.55		2.27	1.15–4.47
Education
None	89	39 (43.8)	—	—	0.03			0.004
Primary school	63	18 (28.6)	0.51	0.26–1.02		0.37	0.16–0.85
Secondary school or higher	108	29 (26.9)	0.47	0.26–0.86		0.23	0.09–0.56

^*Subjects with missing data were excluded