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Table 2 Components of DMFT index (Decayed, Missing and Filled teeth) at baseline and after 5 years

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

Variables

 

Baseline

After 5 years

P value†

Number of teeth

   

<0.001*

 

n

11866

44749

 
 

Mean

6.49

24.49

 
 

SD

3.499

3.998

 

Decayed teeth

   

<0.001*

 

n

103

238

 
 

Mean

0.06

0.13

 
 

SD

0.290

0.459

 

Filled Teeth

   

<0.001*

 

n

7

772

 
 

Mean

0.00

0.42

 
 

SD

0.091

0.896

 

Missing Teeth

   

<0.001*

 

n

0

26

 
 

Mean

.00

0.01

 
 

SD

.000

0.132

 

DMFT

   

<0.001*

 

n

112

1036

 
 

Mean

0.06

0.57

 
 

SD

0.306

1.109

 
  1. *Wilcoxon signed ranks test.
  2. †Two tailed statistical significance at the 5% level.
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BMC Public Health

ISSN: 1471-2458

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