نتایج جستجو برای: wave nonresponse
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Since the 80's, Statistics Canada has invested in the development of generic software for editing and imputation. From the outset, it has been known by practicians and researchers that treating nonresponse, in particular by imputing for missing values, has impacts on estimates. In the 90's, resources were devoted to research how these impacts could be measured. These studies provided a number o...
BACKGROUND AND PURPOSE Antiplatelet therapy nonresponse is associated with worse clinical outcomes. We studied the clinical outcomes associated with platelet function-guided modifications in antiplatelet therapy in patients with ischemic stroke or transient ischemic attack. METHODS From January 2005 to August 2007, 324 patients with ischemic stroke underwent platelet function testing using pl...
Self-reported measures of leadership are widely used in public management research, but nonresponse bias poses a threat to the validity these data. Although this measurement problem is acknowled...
Nonresponse Bias for the Relationships Between Activities in the American Time Use Survey October 2006 John Dixon, Bureau of Labor Statistics, Room 1950, 2 Massachusetts Ave, NE, Washington, DC 20212-0001 [email protected]
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