Objectives: To develop and psychometrically evaluate a domain-specific questionnaire to assess subtle but clinically relevant differences in treatment experiences and satisfaction over a wide range of currently available insulin therapy regimens. The study focussed on patients with type 2...

Background: Over 180 million people have been diagnosed with diabetes mellitus worldwide, with this number expected to more than double by 2030. Due to the increasing mortality and morbidity associated with this epidemic, the improved primary-care management of diabetes during routine office...

Objective: To assess the psychometric performance of the National Eye Institute 25-item Visual Function Questionnaire (NEI VFQ-25) in Turkish diabetic retinopathy patients. Methods: Health-related quality of life was measured in a sample of 60 patients with diabetic retinopathy using both a...

Background:Background: There are many reasons why an investigator may choose to share results with survey respondents; however, the practice is not universal. Moreover, while there is some evidence that the practice increases response rates, it is of limited generalizability. Abstract:...