About the Authors

Yvonne I. Blair

y.blair@dental.gla.ac.uk

Affiliation Dental Public Health, Oral Health Directorate, Clutha House, Glasgow, Scotland, United Kingdom

Alex D. McMahon

Affiliation Community Oral Health Section, University of Glasgow Dental School, Glasgow, Scotland, United Kingdom

Lorna M. D. Macpherson

Affiliation Community Oral Health Section, University of Glasgow Dental School, Glasgow, Scotland, United Kingdom

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Reviewed economics, health and oral health literature to identify potential inequalities tests: YIB. Obtained permission to have the datasets: YIB. Checked the datasets for completeness and re-requested missing data: YIB. Co-wrote the logic models and programming for analyses of caries datasets: ADM YIB. Specified the inequalities modelling analysis plan: YIB. Wrote the software programming for the inequalities analyses: ADM. Carried out the validation procedure for the software programming: ADM YIB. Interpretation of statistical and inequalities outputs: YIB ADM LMDM. Supervision of this research: LMDM. Equal editorial control of manuscript: YIB ADM LMDM. Conceived and designed the experiments: YIB. Performed the experiments: YIB ADM. Analyzed the data: ADM. Contributed reagents/materials/analysis tools: YIB ADM. Wrote the paper: YIB ADM LMDM.