Table 3.

Association of the variables included in the multivariate analysis

	Non-adjusted model			Adjusted model
	OR	95% CI	P value	OR	95% CI	P value
Use of dental prosthesis	9.44	1.26-70.78	0.029	9.68	1.51-61.97	0.017
Use of mouthwash	0.10	0.01-1.01	0.051	-	-	-
Omission of breakfast	6.65	1.94-22.79	0.003	5.21	1.70-16.00	0.004
Non-refrigeration of foods	4.18	0.99-17.60	0.051	6.58	1.78-24.32	0.005
Consumption of very hot food and drinks	11.81	0.86-162.85	0.065	-	-	-
Addition of salt to prepared food	2.29	0.56-9.49	0.25	-	-	-
Consumption of salt-preserved foods	4.75	1.14-19.73	0.032	-	-	-

Multivariate analysis conducted using logistic regression adjusted, by the forward conditional method, for the following variables: use of mouthwash, consumption of very hot food and drinks, addition of salt to prepared food and consumption of salt-preserved foods.