Table 2. Prevalence and odds ratios for poor oral health among unmarried women (n = 626).

	%	Model 1 OR (95% CI)	Model 2 OR (95% CI)	Model 3 OR (95% CI)
Women’s educational attainment
University or higher	20.7	1.00	1.00	1.00
College	21.7	1.59 (1.00–2.54)	1.51 (0.94–2.43)	1.42 (0.87–2.32)
High school or lower	29.3	2.51 (1.44–4.37)	2.35 (1.34–4.12)	2.14 (1.19–3.87)
Equivalent income
4th quartile	16.1	1.00	1.00	1.00
3rd quartile	19.5	1.34 (0.74–2.43)	1.31 (0.72–2.40)	1.17 (0.64–2.17)
2nd quartile	21.5	1.54 (0.86–2.75)	1.42 (0.79–2.56)	1.17 (0.63–2.17)
1st quartile (lowest)	27.0	2.00 (1.14–3.49)	1.74 (0.98–3.09)	1.39 (0.75–2.54)

CI, confidence interval; OR, odds ratio.

Model 1: adjusted for age and municipality.

Model 2: model 1 + adjusted for employment status and psychological distress.

Model 3: model 2 + adjusted for women’s educational attainment/equivalent income.