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<p>There has been only one published survey of dental caries among schoolchildren
which includes the Bolton area since 2010. This is the <em>National Dental Epidemiology
Programme for England: oral health survey of five-year-old children 2012, A report
on the prevalence and severity of dental decay</em>. This can be found at the following
link:</p><p> </p><p>www.nwph.net/dentalhealth/survey-results5.aspx?id=1</p><p> </p><p>A
comparison of selected findings from the survey, and from the previous survey of five
year old children in England, published in 2009, the <em>NHS Dental Epidemiology Programme
for England, Oral Health Survey of 5 year old Children, 2007/2008</em> can be found
at the following link:</p><p> </p><p>www.nwph.info/dentalhealth/survey-results.aspx?id=1</p><p>
</p><p>The comparisons are supplied in the following table:</p><p> </p><table><tbody><tr><td><p>Bolton
Local Authority area</p></td><td><p>2008</p></td><td><p>2012</p></td></tr><tr><td><p>Number
of children examined</p></td><td><p>298</p></td><td><p>262</p></td></tr><tr><td><p>Mean
number decayed, missing or filled teeth (dmft)</p></td><td><p>1.91</p></td><td><p>1.85</p></td></tr><tr><td><p>Proportion
of children with lifetimes caries experience (% dmft>0)</p></td><td><p>46.3%</p></td><td><p>43.4%</p></td></tr></tbody></table><p>
</p><table><tbody><tr><td><p>National (England)</p></td><td><p>2008</p></td><td><p>2012</p></td></tr><tr><td><p>Number
of children examined</p></td><td><p>139,727</p></td><td><p>133,516</p></td></tr><tr><td><p>Mean
number decayed, missing or filled teeth (dmft)</p></td><td><p>1.11</p></td><td><p>0.94</p></td></tr><tr><td><p>Proportion
of children with lifetimes caries experience (% dmft>0)</p></td><td><p>30.9%</p></td><td><p>27.9%</p></td></tr></tbody></table><p>
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