Journal article
The use of incentives in vulnerable populations for a telephone survey: a randomized controlled trial
Abstract
BackgroundPoor response rates in prevalence surveys can lead to nonresponse bias thereby compromising the validity of prevalence estimates. We conducted a telephone survey of randomly selected households to estimate the prevalence of food allergy in the 10 Canadian provinces between May 2008 and March 2009 (the SCAAALAR study: Surveying Canadians to Assess the Prevalence of Common Food Allergies and Attitudes towards Food LAbeling and Risk). A …
Authors
Knoll M; Soller L; Ben-Shoshan M; Harrington D; Fragapane J; Joseph L; La Vieille S; St-Pierre Y; Wilson K; Elliott S
Journal
BMC Research Notes, Vol. 5, No. 1,
Publisher
Springer Nature
Publication Date
December 2012
DOI
10.1186/1756-0500-5-572
ISSN
1756-0500