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Table 4 Prevalence of untreated caries and epidemiological indices of dental caries by variables of interests

From: 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

Inmates

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)

 − 0.548

0.147

0.046

0.654

 − 0.393

0.094

 − 0.003

0.983

0.319

0.101

Age (Years)

 − 0.027

 < 0.001

0.011

 < 0.001

 − 0.011

0.010

0.044

 < 0.001

 − 0.008

0.061

Time since last dental visit (Month)

0.009

0.012

0.001

0.111

0.004

 < 0.001

0.000

0.726

 − 0.004

 < 0.001

Diabetes (Yes = 1, No = 0)

 − 0.357

0.248

0.010

0.907

 − 0.149

0.401

0.110

0.327

 − 0.143

0.393

Cardiovascular disease (Yes = 1, No = 0)

0.078

0.832

0.031

0.752

0.290

0.163

0.134

0.316

 − 0.350

0.084

Discomfort while chewing (Yes = 1, No = 0)

0.275

0.373

 − 0.020

0.805

 − 0.056

0.745

 − 0.086

0.474

0.080

0.613

Bleeding gums (Yes = 1, No = 0)

 − 0.519

0.071

 − 0.162

0.026

 − 0.323

0.031

 − 0.085

0.423

 − 0.056

0.693

Previous training on tooth brushing (Yes = 1, No = 0)

 − 0.466

0.026

 − 0.017

0.761

 − 0.371

 < 0.001

 − 0.048

0.548

0.177

0.101

Number of times teeth are brushed in a day

0.163

0.164

0.007

0.816

0.109

0.082

 − 0.039

0.369

 − 0.015

0.805

Brushing of teeth before sleep (Always = 4, Usually = 3, Sometimes = 2, Rarely = 1)

 − 0.096

0.411

0.005

0.870

 − 0.018

0.777

0.025

0.570

0.052

0.394

Use of dental floss (Always = 4, Usually = 3, Sometimes = 2, Rarely = 1)

0.031

0.756

0.003

0.895

 − 0.019

0.724

 − 0.033

0.382

0.063

0.211

History of dental pain (Yes = 1, No = 0)

 − 0.817

0.008

 − 0.178

0.025

 − 0.078

0.640

 − 0.201

0.081

 − 0.196

0.202

Self-rated oral health (Very good = 1, Good = 2, Moderate = 3, Bad = 4, Very bad = 5)

0.858

 < 0.001

0.186

 < 0.001

0.583

 < 0.001

0.295

 < 0.001

 − 0.150

0.031

KNHANES

Sex (Men = 1, Women = 2)

 − 0.299

 < 0.001

0.139

 < 0.001

 − 0.318

 < 0.001

 − 0.055

0.100

0.288

 < 0.001

Age (Years)

 − 0.011

 < 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)

0.181

 < 0.001

 − 0.010

0.547

0.082

0.066

0.036

0.329

0.024

0.235

Self-rated oral health (Very good = 1, Good = 2, Moderate = 3, Bad = 4, Very bad = 5)

0.447

 < 0.001

0.128

 < 0.001

0.461

 < 0.001

0.263

 < 0.001

 − 0.004

0.766

  1. Binary logistic regression analysis for the prevalence of untreated caries and negative binomial regression analysis for DMFT, DT, MT, and FT
  2. Bold p values indicate significance (p < 0.05)
  3. DMFT decayed, missing or filled teeth, DT decayed teeth, MT missing teeth, FT filled teeth, KNHANES Korea National Health and Nutrition Examination Survey
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BMC Oral Health

ISSN: 1472-6831

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