Selection bias and subject refusal in a cluster-randomized controlled trial - Yang, Rochelle; Carter, Barry L.; Gums, Tyler H.; Gryzlak, Brian M.; Xu, Yinghui; Levy, Barcey T. (BMC medical research methodology, 2017)
Keywords: Aged; Analysis; Bias; Bias (Statistics); Blood pressure; Cancer; Cardiovascular disease; Cardiovascular Diseases - physiopathology; Cardiovascular Diseases - therapy; Clinical trials; Cluster Analysis; Cluster randomized trial; Diabetes; Diabetes Mellitus - therapy; Evidence-based medicine; Female; Health care; Health care information services; Humans; Hypertension; Hypertension - physiopathology; Hypertension - therapy; Hypotheses; Male; Medical ethics; Middle Aged; Non participation bias; Participation; Patient Selection; Patients; Pharmacists; Primary care; Prospective Studies; Public health; Refusal to Participate - statistics & numerical data; Rural Population - statistics & numerical data; Selection Bias; Iowa; Non participation bias; Selection bias; Cluster randomized trial