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Table 3 Relationship between demographic factors and DMFT/dmft by Multiple Logistic regression analysis

From: Association of caries experience and dental plaque with sociodemographic characteristics in elementary school-aged children: a cross-sectional study

Predictor Variables

DMFT

dmft

Adjusted ORa (CI 95%)

P value

Adjusted ORa (CI 95%)

P value

Age(year)

1.34(1.22–1.47)

<0.001

0.37(0.32–0.44)

<0.001

Gender

 Boy(Reference category)

    

 Girls

1.70 (1.29–2.24)

<0.001

0.45(0.32–0.65)

<0.001

District

 Center(Reference category)

    

 Suburb

0.78 (0.59–1.05)

0.11

1.18(0.81–1.70)

0.37

Dental Pain Experience

 Never(Reference category)

    

 Seldom

1.19(0.86–1.66)

0.28

2.79(1.88–4.14)

<0.001

 Often

1.72(1.18–2.53)

0.005

2.19(1.33–3.60)

0.002

Father’s Education

  ≤ Primary(Reference category)

    

 High School

0.87(0.40–1.91)

0.74

0.71(0.27–1.88)

0.49

  > High School

0.69(0.27–1.76)

0.44

1.30(0.41–4.09)

0.65

Mother’s Education

  ≤ Primary(Reference category)

    

 High School

1.27(0.58–2.76)

0.54

1.17(0.45–3.01)

0.74

  > High School

1.34(0.49–3.62)

0.56

0.87(0.26–2.97)

0.83

Father’s Occupation

 worker(Reference category)

    

 Self-employment

0.89(0.58–1.36)

0.60

0.90(0.51–1.57)

0.72

 Government service

0.80(0.48–1.33)

0.39

0.61(0.31–1.17)

0.14

Mother’s Occupation

 No job(Reference category)

    

 Self-employment

0.79(0.51–1.25)

0.32

1.02(0.57–1.83)

0.92

 Government service

1.18(0.63–2.20)

0.59

0.61(0.28–1.33)

0.21

Parent Supervision

 Yes(Reference category)

    

 No

0.89(0.66–1.20)

0.47

0.73(0.51–1.06)

0.10

  1. Dependent variable, DMFT, was dichotomized as Carries free = 0, Caries positive = 1
  2. Dependent variable, dmft, was dichotomized as Carries free = 0, Caries positive = 1
  3. CI Confidence interval, OR Odds ratio
  4. aThe regression was adjusted for sex &age