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Table 3 Relative risk assessment for baseline caries as predictor and caries incidence after 5 years as outcome

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

Variable Baseline After 5 years P value and relative risk
Dental caries Caries free
n % n % n %
Dental caries 85 4.6 85 100 - - P<0.001
Caries Free 1745 95.4 464 26.6 1281 73.4 RR=3.78
Total 1830 100 549 30.0 1281 70.0 3.48<RR<4.10
  1. Two tailed statistical significance at the 5% level.