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The median of mean prevalence of caries among continents.
| Location | Median of Untreated Caries Prevalence | Median of Root Caries Prevalence |
|---|---|---|
| Global (20 countries, 39 studies) | 49% | 46% |
| Asia (5 countries, 20 studies) | 66% | 46% |
| Europe (8 countries, 10 studies) | 46% | 35% |
| North America (2 countries, 3 studies) | 25% | 95.3% |
| South America (1 country, 1 study) | - | 74% |
| Oceania (1 country, 2 studies) | 25% | 18% |
| Africa (3 countries, 3 studies) | 49% | - |
