Prevalence of dental caries and associated factors of detention center inmates in South Korea compared with Korea National Health and Nutrition Examination Survey (KNHANES) respondents: a retrospective study

Table 6 Prevalence of untreated caries and epidemiological indices of dental caries with interaction effects by groups

	Prevalence of untreated caries (Yes = 1, No = 0)		DMFT		DT		MT		FT
	Beta	p Value	Beta	p Value	Beta	p Value	Beta	p Value	Beta	p Value
Sex (Men = 1, Women = 2)	− 0.215	< 0.001	0.139	< 0.001	− 0.318	< 0.001	− 0.055	0.098	0.288	< 0.001
Age (Years)	− 0.008	< 0.001	0.009	< 0.001	− 0.009	< 0.001	0.043	< 0.001	− 0.004	< 0.001
History of dental pain (Yes = 1, No = 0)	0.127	< 0.001	− 0.010	0.541	0.082	0.059	0.038	0.344	0.024	0.237
Self-rated oral health (Very good = 1, Good = 2, Moderate = 3, Bad = 4, Very bad = 5)	0.321	< 0.001	0.128	< 0.001	0.464	< 0.001	0.263	< 0.001	− 0.004	0.766
Group (Inmates = 1, KNHANES = 0)	0.960	0.018	0.313	0.186	0.322	0.587	0.729	0.169	0.873	0.006
Group × Sex	0.053	0.808	− 0.088	0.472	0.202	0.514	0.032	0.908	0.033	0.842
Group × Age	− 0.000	0.907	0.003	0.156	0.004	0.524	0.005	0.388	− 0.006	0.067
Group × History of dental pain	− 0.333	0.019	− 0.218	0.013	− 0.216	0.322	− 0.329	0.090	− 0.194	0.100
Group × Self-rated oral health	− 0.057	0.449	0.041	0.350	0.052	0.642	0.023	0.813	− 0.153	0.011
Group marginal effect		< 0.001		< 0.001		< 0.001		< 0.001		< 0.001

Binary logistic regression analysis for the prevalence of untreated caries and negative binomial regression analysis for DMFT, DT, MT, and FT
Bold p values indicate significance (p < 0.05)
DMFT decayed, missing or filled teeth, DT decayed teeth, MT missing teeth, FT filled teeth

ISSN: 1472-6831