Factors associated with dental caries among institutionalized residents with schizophrenia in Taiwan: a cross-sectional study

Table 2 Multivariate analyses between explanatory variables and categorical outcome variables of dental caries among institutionalized subjects with schizophrenia.

Variables	DMFT > 8^a		CI < 54.7%^b		NRT < 24^c
	OR (95% confidence interval)	p-value	OR (95% confidence interval)	p-value	OR (95% confidence interval)	p-value
Individual factors
Age
20-44	1 (Reference)		1 (Reference)		1 (Reference)
45-54	1.38 (1.01-1.90)	0.044	2.19 (1.40-3.44)	0.001	2.26 (1.65-3.10)	< 0.001
55-64	3.06 (2.03-4.61)	< 0.001	2.19 (1.19-4.04)	0.012	4.27 (2.84-6.43)	< 0.001
65+	7.74 (3.86-15.55)	< 0.001	14.37 (1.91-108.05)	0.010	16.29 (7.15-37.10)	< 0.001
Educational Level
High school+			1 (Reference)		1 (Reference)
Elementary school			1.67 (1.08-2.56)	0.021	1.34 (1.01-1.79)	0.045
No schooling			2.62 (0.90-7.61)	0.076	1.67 (0.98-2.86)	0.062
Economic Status
Non-low income			1 (Reference)
Low Income			1.58 (1.02-2.44)	0.039
Treatment factors
LOS
≤ 10 years			1 (Reference)		1 (Reference)
> 10 years			2.09 (1.30-3.37)	0.002	1.35 (1.00-1.81)	0.047
AUC	0.655		0.762		0.730

Abbreviations: DMFT = Decayed, Missing and Filled Teeth; CI = Care Index; NRT = Number of Remaining Teeth; OR = Odds Ratio; LOS = Length of Stay; AUC = Area Under the ROC (Receiver-Operating Characteristics) Curve
a. Variables entered: Age, Educational level, Grade of disability, and LOS
b. Variables entered: Sex, Age, Educational level, Grade of disability, Economic status, and LOS
c. Variables entered: Age, Educational level, Grade of disability, Economic status, Use of anti-psychotics, and LOS

ISSN: 1471-2458