Development and validation of the insulin treatment appraisal scale (ITAS) in patients with type 2 diabetes.

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

SUBMITTER: Snoek FJ 

PROVIDER: S-EPMC2241589 | biostudies-literature | 2007 Dec

REPOSITORIES: biostudies-literature