INTRODUCTION The goal of this study was to assess the agreement between the results of a respiratory health survey conducted in Montréal on children aged 6 months to 12 years and the Régie de l'assurance maladie du Québec (RAMQ, Quebec health insurance board) database in terms of the diagnosis of asthma and medical services use. A secondary aim was to evaluate the effect of the survey method us...

test the psychometric properties of the persian version of the perception of psychiatry survey questionnaire, which is being used in a large multi-site international study, of which we were part. this instrument was designed to measure the attitudes of medical educators to psychiatry.we used world health organization guideline as the methodological model for persian translation. the persian ver...

The 12-item Short-Form Health Survey (SF-12) is an abbreviated version of the SF-36, one of the most widely used patient-reported health outcome rating scales. Similar to the SF-36, it yields summary scores of physical and mental health (PCS and MCS, respectively). However, SF-36 derived PCS and MCS scores have not been found valid in neurological disorders such as Parkinson's disease (PD). Her...

BACKGROUND The objective of this study was to translate and to test the reliability and validity of the 12-item General Health Questionnaire (GHQ-12) in Iran. METHODS Using a standard 'forward-backward' translation procedure, the English language version of the questionnaire was translated into Persian (Iranian language). Then a sample of young people aged 18 to 25 years old completed the que...

OBJECTIVE Patients may fear the symptoms and consequences associated with hypoglycemia. We tested whether fear of hypoglycemia is independently associated with poorer health-related quality of life (HRQOL). RESEARCH DESIGN AND METHODS Data were collected using direct-mail survey and enrollment information from adult commercial health plan enrollees with type 2 diabetes during a 12-month perio...

background: an obvious gradient in health outcomes has been implicated in many evidences relating to social and economic factors. proper data are requested to convince policy-makers calling for intersectoral action for health. recently, i.r. of iran has come up with 52 health equity indicators to monitor health equity through the country. conducting regular surveys on 14 out of 52 national heal...

OBJECTIVE To evaluate the psychometric properties of the 12-item Medical Outcomes Study (MOS) Short-Form Health Status Survey (SF-12) (Hebrew version) in a large primary care patient sample in Israel. SUBJECTS The sample comprised 3631 adult primary care patients who were screened for depression in a longitudinal design. MEASURES SF-12 yielding two scores: the Physical Component Summary (PC...

Classical paper-and-pencil based risk assessment questionnaires are often accompanied by the online versions of the questionnaire to reach a wider population. This study focuses on the loss, especially in risk estimation performance, that can be inflicted by direct transformation from the paper to online versions of risk estimation calculators by ignoring the possibilities of more complex and a...

We report an experiment designed to provide a qualitative contrast between knowledge-limited versions of mixed-state and variable-resources (VR) models of visual change detection. The key data pattern is that observers often respond “same” on big-change trials, while simultaneously being able to discriminate between same and small-change trials. The mixed-state model provides a natural account ...