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Development and first validation of the COPD Assessment Test
The aim of the present study was to develop a short validated patient-completed questionnaire, the COPD Assessment Test (CAT), assessing the impact of COPD on health status, which has good measurement properties, is sensitive to differences in state and should provide a valid, reliable and standardised measure of COPd health status with worldwide relevance. Expand
Reliability and validity of the gastrointestinal symptom rating scale in patients with gastroesophageal reflux disease
The GSRS is a useful patient-rated symptom scale for evaluating the outcomes of treatment for GERD and has good reliability and construct validity and the GSRS scales discriminate by GERD symptom severity and are responsive to treatment. Expand
Quality of Life in Patients with Vertebral Fractures: Validation of the Quality of Life Questionnaire of the European Foundation for Osteoporosis (QUALEFFO)
The median scores of QUALEFFO were significantly higher in patients with vertebral fractures than in controls in all five domain, which is consistent with decreased quality of life in Patients with osteoporosis. Expand
The Visceral Sensitivity Index: development and validation of a gastrointestinal symptom‐specific anxiety scale
Background : Anxiety related to gastrointestinal sensations, symptoms or the contexts in which these may occur is thought to play a significant role in the pathophysiology as well as in the healthExpand
Relevance of norm values as part of the documentation of quality of life instruments for use in upper gastrointestinal disease.
The results show that there are differences with respect to gender and age among normal controls as well as in GORD patients, which support the discriminative ability of the Quality of Life instruments. Expand
Quality of life in patients with upper gastrointestinal symptoms. An improved evaluation of treatment regimens?
A new strategy for the assessment of QoL in patients with upper gastrointestinal symptoms is presented, based on a battery of questionnaires covering both general and specific aspects of life, and indicates that these measures may give reliable and clinically valid information when used for evaluation of medical treatments in upper gastrointestinal disease. Expand
An irritable bowel syndrome-specific symptom questionnaire: development and validation.
The GSRS-IBS is a short and user-friendly instrument with excellent psychometric properties and Pain, bloating and diarrhoea were the symptom clusters that impaired HRQL the most. Expand
Quality of life in adults with growth hormone (GH) deficiency: response to treatment with recombinant human GH in a placebo-controlled 21-month trial.
The data demonstrate that GH, which is known to have multiple somatic effects, produces an improvement in the quality of life of adults with GHD. Expand
Quality of life as outcome in the treatment of osteoporosis: The development of a questionnaire for quality of life by the European foundation for osteoporosis
Preliminary results indicate that the reproducibility is sufficient and that the questionnaire is able to discriminate between patients with vertebral osteoporosis and control subjects. Expand
Quality of Life in Reflux and Dyspepsia patients. Psychometric documentation of a new disease-specific questionnaire (QOLRAD).
The QOLRAD is a short and user-friendly instrument with excellent psychometric properties addressing patient concerns in gastroesophageal reflux disease (GERD) and dyspepsia and its responsiveness to change in clinical trials is currently being explored. Expand