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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.