Tuyển tập báo cáo các nghiên cứu khoa học quốc tế ngành hóa học dành cho các bạn yêu hóa học tham khảo đề tài:Development and validation of the insulin treatment appraisal scale (ITAS) in patients with type 2 diabetes | BioMed Central Health and Quality of Life Outcomes Research Open Access Development and validation of the insulin treatment appraisal scale ITAS in patients with type 2 diabetes Frank J Snoek 1 2 Soren E Skovlund3 and Frans Pouwer1 2 Address 1Department of Medical Psychology VU University Medical Center Amsterdam The Netherlands 2EMGO Institute VU University Medical Center Amsterdam The Netherlands and 3Novo Nordisk A S DAWN Bagsvaerd Denmark Email Frank J Snoek - Soren E Skovlund - sesk@ Frans Pouwer - Corresponding author Published 20 December 2007 Received 18 July 2007 . f. .LI. J -1 . . - -7 -71- I- I- zo Accepted 20 December 2007 Health and Quality of Life Outcomes 2007 5 69 doi 1477-7525-5-69 r This article is available from http content 5 1 69 2007 Snoek 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 Background Timely initiation of insulin therapy in type 2 diabetes is important to achieve metabolic control but can be hindered by negative perceptions of patients regarding insulin treatment. To assess the appraisal of insulin therapy of persons with type 2 diabetes we developed the insulin treatment appraisal scale ITAS and tested its reliability and validity in insulin treated type 2 diabetes patients. Methods A sample of 282 patients with type 2 diabetes form the United States US completed the ITAS the WHO-5 Well-being index WHO-5 and the Problem Areas in Diabetes PAID Survey. Exploratory factor analysis EFA internal consistency Cronbach s alpha and item-total correlations were determined to test the reliability of the instrument. Concurrent validity was examined by calculating Pearson correlation .
