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Table 5 Relationship between number of lost teeth and incidence of dementia by age group

From: The effect of missing teeth on dementia in older people: a nationwide population-based cohort study in South Korea

Age Tooth lost Odds Ratio 95% Wald Confidence Limits p-value
60–69 1–6 1.209 1.164 1.257 <.0001a
7–12 1.319 1.238 1.406 <.0001a
≥13 1.333 1.163 1.528 <.0001a
70–79 1–6 1.056 1.001 1.113 0.0457a
7–12 1.165 1.068 1.271 0.0005a
≥13 1.230 1.026 1.475 0.0251a
≥80 1–6 1.288 1.101 1.506 0.0015a
7–12 1.522 1.161 1.994 0.0023a
≥13 1.864 1.027 3.383 0.0405a
  1. aStatistically significant at a 95% confidence interval