Tuyển tập các báo cáo nghiên cứu về y học được đăng trên tạp chí y học quốc tế cung cấp cho các bạn kiến thức về ngành y đề tài: Clinicians' evaluations of, endorsements of, and intentions to use practice guidelines change over time: a retrospective analysis from an organized guideline program | Implementation Science BioMed Central Open Access Research article Clinicians evaluations of endorsements of and intentions to use practice guidelines change over time a retrospective analysis from an organized guideline program Melissa Brouwers 1 Steven Hanna2 Mona Abdel-Motagally3 and Jennifer Yee4 Address Departments of Oncology and Clinical Epidemiology and Biostatistics McMaster University and Program in Evidence-based Care Cancer Care Ontario Hamilton Ontario Canada 2Department of Clinical Epidemiology and Biostatistics McMaster University Hamilton Ontario Canada 3McMaster University Hamilton Ontario Canada and 4Sunnybrook Hospital Toronto Ontario Canada Email Melissa Brouwers - mbrouwer@ Steven Hanna - hannas@ Mona Abdel-Motagally - abdelmm@ Jennifer Yee - Corresponding author Published 28 June 2009 Received 22 August 2008 Implementation Science 2009 4 34 doi 1748-5908-4-34 Accepted 28 June 2009 This article is available from http content 4 1 34 2009 Brouwers et al licensee BioMed Central Ltd. This is an Open Access article distributed under the terms of the Creative Commons Attribution License http licenses by which permits unrestricted use distribution and reproduction in any medium provided the original work is properly cited. Abstract Purpose Clinical practice guidelines CPGs can improve clinical care but uptake and application are inconsistent. Objectives were to examine temporal trends in clinicians evaluations of endorsements of and intentions to use cancer CPGs developed by an established CPG program and to evaluate how predictor variables clinician characteristics beliefs and attitudes are associated with these trends. Design and methods Between 1999 and 2005 756 clinicians evaluated 84 Cancer Care Ontario CPGs yielding 4 091 surveys that targeted four CPG quality domains rigour applicability acceptability and comparative value .