Table 2.

Results of multivariable logistic regression¹

Parameter	B	Standard error	p-value
(Intercept)	-0.641	0.199	<0.001
Male	0.572	0.200	0.002
Female		Reference2
Daily smoker	0.828	2.126	0.348
Non-daily smoker		Reference2
Married	0.11	0.101	0.138
Single		Reference2
University	-0.278	0.115	0.007
School	-0.509	0.132	<0.001
Illiterate		Reference2
Age	0.009	0.003	0.001
Daily smoker * Age	0.001	0.037	0.489
Sex * Daily smoker	0.572	0.200	0.002
Sex * Age	-0.012	0.004	0.001
Age * Daily smoker * Sex	0.006	0.003	0.022

¹Dependent variable: dry mouth.

²Reference category: don’t have dry mouth.