Effectiveness
The most recent evidence for supervised toothbrushing programmes is based on the national Childsmile programme in Scotland.
Within Childsmile, supervised toothbrushing programmes is a universal offer to all preschool establishments (e.g., children aged 3-5 years old). It includes daily toothbrushing with fluoride toothpaste, and distribution of toothpaste and toothbrush packs for home use. Childsmile has been evaluated thoroughly for the clinical and cost-effectiveness of the programme overall.
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In summary, when delivered as part of Childsmile, 89% (n=44,868) of children took part in the supervised toothbrushing component. Importantly, children living in the most deprived areas were more likely to participate (94%) compared to 83% of those living in the least deprived areas.
The impact of supervised toothbrushing programmes on the prevalence of tooth decay was seen within 12 months for those children living in the most deprived areas (reduced from 53% to 46%). For those children living in the second most deprived areas, significant benefits were seen with participation in supervised toothbrushing programmes at 12-24 months (prevalence reduced from 43% to 36%). Across all areas, a significant benefit was seen when participation was greater than 36 months.
There was a clear benefit of supervised toothbrushing programmes with a reduction in social inequalities, e.g., children with the greatest risk of tooth decay obtained the greatest benefit. These benefits were also seen for children with special educational needs and/or disabilities.
Cost and cost-effectiveness
As part of the evaluation of the Childsmile programme, the costs of running supervised toothbrushing programmes were an estimated £15-17 per child per annum in 2010. These costs were predominantly staff costs (50-90%), with other costs including resources (toothpaste, toothbrushes, toothbrushing racks, etc), transport and travel costs, administration and staff training. The supervised toothbrushing programme paid for itself within three years.
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A Return on Investment model was undertaken by the University of York in 2016 using data from Childsmile. This model estimated that for every £1 spent, the health service benefit at five years was £3.06 and at ten years was £3.66. The largest savings were seen for children living in the most deprived areas. It should be noted that the model focused exclusively on oral health expenditure without consideration of the impact and benefits seen in education or other sectors.
Further reading
• ChildSmile (https://www.childsmile.nhs.scot/)- Scotland's national oral health promotion programme including supervised toothbrushing
• Designed to Smile (https://phw.nhs.wales/services-and-teams/designed-to-smile/)- Wales' national oral health promotion programme including supervised toothbrushing
• Public Health England (2016), A rapid review of evidence on the cost-effectiveness of interventions to improve the oral health of children aged 0-5 years(https://www.supervisedtoothbrushing.com/_files/ugd/b03681_010a38e51ac64099932eda6acbd664a9.pdf)
• Anopa et al. (2015), P(https://www.supervisedtoothbrushing.com/_files/ugd/b03681_2bc1c9203778419fb74c7ae2b807af8f.pdf)LoS ONE,(https://www.supervisedtoothbrushing.com/_files/ugd/b03681_2bc1c9203778419fb74c7ae2b807af8f.pdf) Improving Child Oral Health: Cost Analysis of a National Nursery Toothbrushing Programme(https://www.supervisedtoothbrushing.com/_files/ugd/b03681_2bc1c9203778419fb74c7ae2b807af8f.pdf)
• Kidd et al. (2020), B(https://www.supervisedtoothbrushing.com/_files/ugd/b03681_dc38cefa964f4befa7b52bf480bdc31d.pdf)MJ Open,(https://www.supervisedtoothbrushing.com/_files/ugd/b03681_dc38cefa964f4befa7b52bf480bdc31d.pdf) Evaluation of a national complex oral health improvement programme: a population data linkage cohort study in Scotland(https://www.supervisedtoothbrushing.com/_files/ugd/b03681_dc38cefa964f4befa7b52bf480bdc31d.pdf)