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Table 6 Dental caries and dental fluorosis regressed on socio-demographic characteristics and statistically significant interactions

From: Oral diseases and socio-demographic factors in adolescents living in Maasai population areas of Tanzania: a cross-sectional study

Variable

Dental caries (DMFT > 0)

Dental fluorosis (TF grade 5–9)

OR (95% CI)

P

OR (95% CI)

P

District

 Monduli

  

1

 

 Longido

  

0.1 (0.1–0.3)

< 0.001

Sex

 Male

    

 Female

    

Age group

 12–14 years

1

 

1

 

 15–17 years

2.0 (1.1–3.5)

0.017

1.4 (0.9–2.3)

0.171

Region of birth

 Others

  

1

 

 Arusha

  

3.2 (1.0–10.2)

0.044

Ethnic groups

 Maasai

1

 

1

 

 Non-Maasai

2.2 (1.1–4.1)

0.018

0.9 (0.5–1.8)

0.767

Wealth index

 Most poor

  

1

 

 Least poor

  

1.0 (0.7–1.4)

0.880

Ethnicity by district

 Maasai x Monduli

1

   

 Non-Maasai x Longido

3.9 (1.3–12.2)

0.018

  

Ethnicity by wealth index

 Maasai x most poor

  

1

 

 Non-Maasai x Least poor

  

0.1 (0.04–0.3)

< 0.001

  1. Adjusted odds ratios (OR) and 95% confidence intervals (CI)
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