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Table 4 Bivariate and Multivariate logistic regression model for independent variables' effect on caries increment at baseline and after five years

From: Assessment of dental caries predictors in 6-year-old school children - results from 5-year retrospective cohort study

Independent Variable

 

n(%)

Caries free after 5 years n(%)

Caries free p† Value

Crude

Adjusted

OR

95% CI††

P†

OR

95% CI††

P†

Gender

   

0.153

  

0.088

  

0.143

 

Male

950 (51.1)

679 (71.4)

 

1.19

0.97-1.46

 

1.16*

0.95-1.41

 
 

Female

850 (48.1)

602 (68.4)

 

1

  

1

  

Ethnicity

   

0.558

  

0.122

  

0.958

 

Malay

808 (44.2)

561 (69.4)

 

1.04

0.82-1.32

 

0.99**

0.78-1.25

 
 

Chinese

570 (31.1)

395 (69.3)

 

1.22

0.94-1.58

 

1.12**

0.87-1.45

 
 

Indian

449 (24.5)

323 (71.9)

 

1

  

1

  

Urban/Rural

   

<0.001

  

<0.001

  

<0.001

 

Urban

1200 (65.6)

890 (74.2)

 

1.80

1.46-2.22

 

1.75***

1.42-2.1

 
 

Rural

630 (34.4)

391 (62.1)

 

1

  

1

  
  1. Odds ratio adjusted for ethnicity and urban/rural (*), gender and urban/rural (**), gender and ethnicity (***).
  2. †Two tailed statistical significance set at 5% level.
  3. †† Confidence Interval.
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BMC Public Health

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