Table 2

Oral health knowledge of pediatric nurse practitioners in study before and after oral health educational intervention

QuestionsTotal NumberNumber CorrectPercentageNumber CorrectPercentagep-value*
1. On average a child’s first tooth erupts between 9 months and 1 year of age.301343%1757%0.344
2. The bacteria that cause dental decay can be transmitted from mother to child.302687%30100%0.219
3. Xylitol is a carbohydrate that is not fermentable by oral bacteria.291862%2586%0.065
4. Xylitol is a sugar substitute that has been shown to kill the oral bacteria that cause cavities.281864%2490%0.109
5. Fluoride prevents tooth decay by making the teeth stronger.302687%2790%1.000
6. Ingesting fluoride while the teeth are forming (before eruption) helps prevent tooth decay.302067%1240%0.077
7. Toothpaste containing fluoride should not be used to brush a 3-year-old child’s teeth due to the risk of fluorosis.301240%1033%0.791
8. Fluoride prevents tooth decay when applied topically to the surfaces of teeth.302790%2893%1.000
9. Non-dental health professionals can be reimbursed for fluoride varnish applications.301963%30100%0.003
10. A child’s first dental exam should occur by 3 years of age or when all primary teeth have completed eruption.301447%1240%0.754
11. Chalky white spots on a child’s teeth can be remineralized with fluoride varnish.301343%1860%0.302
12. Infants should not be put to bed with a bottle of juice or milk.302997%30100%1.000
13. Frequent snacking with carbohydrates increases the risk of developing early childhood caries.3030100%30100%1.000
Sum of scoresMean (SD)MedianMean (SD)Medianp-value**
8.9 (1.86)9.010.4 (1.3)10.0<0.0001
  • * Exact McNemar’s test was used to compare oral health knowledge in the pre- and post-intervention surveys for each individual question.

  • ** Wilcoxon signed-rank test was used to compare overall change in sum of scores of oral health knowledge in the pre- and post-intervention surveys.