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Individual participant data meta-analyses should not ignore clustering (2013)
Journal Article
Abo-Zaid, G., Guo, B., Deeks, J. J., Debray, T. P., Steyerberg, E. W., Moons, K. G., & Riley, R. D. (2013). Individual participant data meta-analyses should not ignore clustering. Journal of Clinical Epidemiology, 66(8), Article 865-873.e4. https://doi.org/10.1016/j.jclinepi.2012.12.017

Objectives Individual participant data (IPD) meta-analyses often analyze their IPD as if coming from a single study. We compare this approach with analyses that rather account for clustering of patients within studies. Study Design and Setting... Read More about Individual participant data meta-analyses should not ignore clustering.

An oral health intervention for people with serious mental illness (Three Shires Early Intervention Dental Trial): study protocol for a randomised controlled trial (2013)
Journal Article
Jones, H. F., Adams, C. E., Clifton, A., Simpson, J., Tosh, G., Liddle, P. F., …Furtado, V. (2013). An oral health intervention for people with serious mental illness (Three Shires Early Intervention Dental Trial): study protocol for a randomised controlled trial. Trials, 14, Article 158. https://doi.org/10.1186/1745-6215-14-158

Background Oral health is an important part of general physical health and is essential for self-esteem, self-confidence and overall quality of life. There is a well-established link between mental illness and poor oral health. Oral health problems... Read More about An oral health intervention for people with serious mental illness (Three Shires Early Intervention Dental Trial): study protocol for a randomised controlled trial.