Geographic variation and localised clustering of congenital anomalies in Great Britain (2007)
Armstrong, Ben G, Dolk, Helen, Pattenden, Sam, Vrijheid, Martine, Loane, Maria, Rankin, Judith, ...
Abstract Background Environmental pollution as a cause of congenital anomalies is sometimes suspected because of clustering of anomalies in areas of higher exposure. This highlights questions around...
Meta-analysis in occupational epidemiology: a review of practice (2004)
McElvenny, Damien M., Armstrong, Ben G., Järup, Lars, Higgins, Julian P. T.
Objectives To describe past practice in meta-analyses found in occupational epidemiology, identifying the major issues that should be considered by researchers planning a meta-analysis in this...
Optimizing Power in Allocating Resources to Exposure Assessment in an Epidemiologic Study (1996)
We consider an epidemiologic study with a fixed budget, in which resources may be put into increasing sample size or into improving accuracy of exposure assessments. To maximize study power...
OSTERMAN, JOHN W, ARMSTRONG, BEN G, LEDOUX, ELISE, SLOAN, MARGARET, ERNST, PIERRE
Standardized French and English versions of the American Thoracic Society (ATS) respiratory disease questionnaire were administered to 204 English-speaking and 406 French-speaking male blue-collar...
THE EFFECTS OF MEASUREMENT ERRORS ON RELATWE RISK REGRESSIONS (1990)
This paper concerns the effects of random error in numerical measurements of risk factors (covanates) in relative risk regressions. When not dependent on outcome (nondifferential), such error usually...
ORDINAL REGRESSION MODELS FOR EPIDEMIOLOGIC DATA (1989)
ARMSTRONG, BEN G., SLOAN, MARGARET
Armstrong, B. G., and M. Sloan (School of Occupational Health, McGill U., Montreal, Quebec, Canada H3A 1A3). Ordinal models for epidemiologic data. Am J Epidemiol 1989;129:191–204. Health status Is...
Armstrong, Ben G, Mangtani, Punam, Fletcher, Astrid, Kovats, Sari, McMichael, Anthony, Pattenden, Sam, ...
Objective To estimate the protection against death provided by vaccination against influenza.
Armstrong, Ben G, Mangtani, Punam, Fletcher, Astrid, Kovats, Sari, McMichael, Anthony, Pattenden, Sam, ...
Objective To estimate the protection against death provided by vaccination against influenza.