This prospective methodological study was undertaken as a two-step process. First, the OSS and the WORC index were translated and adapted into Norwegian; second the three questionnaires were evaluated ...

The World Health Organization estimates that in 2008, 18.3 million deaths worldwide were due to cardiovascular disease and type 2 diabetes. 1 In 2010, unhealthy dietary habits, including low fruit and ...

In this study the reliability and validity of generic and disease-specific questionnaires has been assessed focusing on responsiveness. This is part of a study on the effects of recurrent acute otitis ...

Background Validation of instruments used to measure physical activity patterns is essential when attempting to assess the effectiveness of physical activity interventions. Objectives To assess the ...

The present diet part involves questions on intake of food groups such as milk and dairy products, bread, meat, fish, fruits and vegetables. It also involves questions on selective food intake such as ...

Introduction: Objective clinical assessments should include patient-reported outcome measures. VascuQol is an established disease-specific questionnaire assessing the quality of life in patients with ...

Survey research is an important form of scientific inquiry1 that merits rigorous design and analysis.2 The aim of a survey is to gather reliable and unbiased data from a representative sample of ...

Context: Sex is important to quality of life. There are a number of questionnaires to measure sexual-function, but many lack applicability and usefulness to certain groups. Objective: To identify ...