A longitudinal study of the relationship between dental caries and obesity in late childhood and adolescence

Emma Patricia Hall-Scullin, Hilary Whitehead, Helen Rushton, Keith Milsom, Martin Tickle

Research output: Contribution to journalArticlepeer-review

Abstract

OBJECTIVES: To determine whether caries experience in late childhood (aged 7-9 years) was predictive of adolescent obesity (ages 12-16 years) to inform the use of a common risk factor approach (CRFA) for prevention.

METHODS: A cohort study was conducted in an area of North West England. Clinical assessment of caries took place using the same methodology at ages 7-9 years and 12-16 years. Body mass index (BMI) category was calculated from height and weight measurements using age and gender specific cut-offs at 12-16 years only. The association between dependent variable (BMI category dichotomized as underweight/normal and overweight/obese) and explanatory variables (baseline and follow-up dental caries and sociodemographic status) adjusted for age, was assessed.

RESULTS: At baseline, 5,470 (96.8 percent) participants took part and information was available for 2,958 (54.1 percent) participants at follow-up. Univariate analysis indicated that BMI category in adolescence was not shown to be significantly associated with: the presence or absence of caries in late childhood (P = 0.61); in adolescence (P = 0.06); gender (P = 0.91); or deprivation (P = 0.35). Multivariate logistic regression indicated that BMI category in adolescence was not predicted by caries in late childhood or adolescence, after adjusting for sociodemographic variables.

CONCLUSION: Caries and obesity were highly prevalent in this population. Caries in childhood was not shown to be associated with obesity in adolescence and there was no cross-sectional association between the two diseases in adolescence. A CRFA is not precluded, however, the results suggest that additional interventions, specific for each disease, are required to prevent obesity and caries.

Original languageEnglish
Pages (from-to)100-108
Number of pages9
JournalJournal of Public Health Dentistry
Volume78
Issue number2
Early online date30 Oct 2017
DOIs
Publication statusPublished - 1 Mar 2018

Keywords

  • child health
  • cohort
  • common risk factor
  • dental caries
  • longitudinal
  • obesity

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