Histopathological and risk factor analyses of oral potentially malignant disorders and oral cancer in a proactive screening in northeastern Thailand

Table 5 Multivariable analysis of risk factors associated with OPMDs and oral cancer

Variables	Odds ratio (95% CI)^a	p value
Sex
Male	1	0.348
Female	0.768 (0.442–1.334)
Age (year)
40–59	1
60–79	1.202 (0.721–2.003)	0.480
≥ 80	0.975 (0.388–2.451)	0.957
Smokeless tobacco
Never	1	0.113
Smoker	1.636 (0.890–3.009)
Alcohol drinking
Never	1	0.234
Drinker	0.738 (0.448–1.217)
Betel quid chewing
Never	1	< 0.001*
Chewer	2.925 (1.753–4.880)
History of head and neck cancer
No	1	0.103
Yes	0.478 (0.196–1.162)

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