Table 2.

Simple multinomial logistic regression analysis of moderate and severe depressive symptoms in relation to the number of lost teeth

Depressive symptoms	Number of lost teeth	OR (95% CI)	p
Moderate vs. none or mild	0–4	Ref
	5–8	1.129 (0.999—1.276)	0.051
	9–27	1.346 (1.197—1.513)	< 0.001
	No natural teeth	1.474 (1.301—1.669)	< 0.001
Severe vs. none or mild	0–4	Ref
	5–8	1.342 (1.116—1.613)	0.002
	9–27	1.854 (1.562—2.202)	< 0.001
	No natural teeth	2.624 (2.207—3.120)	< 0.001

Akaike Information Criterion – AIC = 16,201.74

OR (95% CI) Odds Ratio and 95% Confidence Interval