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All Outputs (3)

A randomised controlled trial comparing opt-in and opt-out home visits for tracing lost participants in a prospective birth cohort study (2015)
Journal Article
Bray, I., Noble, S., Boyd, A., Brown, L., Hayes, P., Malcolm, J., …Tilling, K. (2015). A randomised controlled trial comparing opt-in and opt-out home visits for tracing lost participants in a prospective birth cohort study. BMC Medical Research Methodology, 15(1), https://doi.org/10.1186/s12874-015-0041-y

© 2015 Bray et al. Background: Attrition is an important problem in cohort studies. Tracing cohort members who have moved or otherwise lost contact with the study is vital. There is some debate about the acceptability and relative effectiveness of op... Read More about A randomised controlled trial comparing opt-in and opt-out home visits for tracing lost participants in a prospective birth cohort study.

Changes in objectively measured BMI in children aged 4-11 years: Data from the National Child Measurement Programme (2015)
Journal Article
Pearce, M., Webb-Phillips, S., & Bray, I. (2016). Changes in objectively measured BMI in children aged 4-11 years: Data from the National Child Measurement Programme. Journal of Public Health, 38(3), 459-466. https://doi.org/10.1093/pubmed/fdv058

© 2015 The Author 2015. Published by Oxford University Press on behalf of Faculty of Public Health. All rights reserved. For permissions, please e-mail: journals.permissions@oup.com. Background This study looked at the degree of weight gain between t... Read More about Changes in objectively measured BMI in children aged 4-11 years: Data from the National Child Measurement Programme.