title: Research method issue: recruiting and retaining subjects in a research study.
abstract: This article considers recruitment and retention of study subjects, two vital elements of the research process. Using as an example a Canadian programme to engage older people in physical activity Philippe Voyer, Sylvie Lauzon, Johanne Collin and Sandy O'Brien Cousins describe how these twin challenges can be addressed.
authors.affiliation: Faculty of Nursing Sciences, Université Laval, Quebec City, Quebec, Canada.
authors.forename: Philippe
authors.initials: P
authors.lastname: Voyer
authors.forename: Sylvie
authors.initials: S
authors.lastname: Lauzon
authors.forename: Johanne
authors.initials: J
authors.lastname: Collin
authors.forename: Sandy O'Brien
authors.initials: SO
authors.lastname: Cousins
mesh_terms: D000368:Aged; D002170:Canada; D003663:Decision Trees; D005081:Exercise Therapy; D005260:Female; D006805:Human Experimentation; D006801:Humans; D008297:Male; D009735:Nursing Homes; D015399:Nursing Research / Q000458:organization & administration*; D010349:Patient Compliance / Q000523:psychology*; D010352:Patient Dropouts; D018579:Patient Selection; D010934:Planning Techniques; D011619:Psychotropic Drugs / Q000627:therapeutic use; D012107:Research Design; D035842:Research Subjects / Q000523:psychology* / Q000600:supply & distribution
chemical_list: D011619:Psychotropic Drugs