introduction: the dysphagia handicap index (dhi) is one of the instruments used for measuring a dysphagic patient’s self-assessment. in some ways, it reflects the patient’s quality of life. although it has been recognized and widely applied in english speaking populations, it has not been used in its present forms in persian speaking countries. the purpose of this study was to adapt a persian v...

BACKGROUND Health assessment measurements for patients with Rheumatoid arthritis (RA) have to be meaningful, valid and relevant. A commonly used questionnaire for patients with RA is the Stanford Health Assessment Questionnaire Disability Index (HAQ), which has been available in Swedish since 1988. The HAQ has been revised and improved several times and the latest version is the Multi Dimension...

background different measuring tools have been used to understand the outcomes of renal replacement therapies. the goal of renal transplantation is both to ensure survival, and to promote quality of life in the patients. one of the widely used disease-specific instruments to measure the quality of life is the kidney transplant questionnaire (ktq-25). objectives the current study aimed to perfor...

in the early stages of a construction project, the reliability and accuracy of conceptual cost estimates are major concerns for clients and cost engineers. previous studies applied scoring methods and established common rules or mathematical methods to assess the quality of cost estimates. however, those approaches have some limitations in adapting to real-world projects or require understandin...

in recent years, entrepreneurship in it industry has been viewed as a prime factor of economic development. since opportunity recognition is a critical step in entrepreneurship, identification of effectual factors in opportunity recognition is of great significance. the main objective of this study is to examine the effects of individual and social factors in opportunity recognition in it indus...

Following debates in psychology on the importance of replication research, we have also started to see pleas for a more prominent role for replication research in medical education. To enable replication research, it is of paramount importance to carefully study the reliability of the instruments we use. Cronbach's alpha has been the most widely used estimator of reliability in the field of med...

Background: There is a need for an instrument to measure the psychosocial burden of receiving an abnormal cervical cytology result which can be used regardless of the clinical management women receive.Methods: 3331 women completed the POSM as part of baseline psychosocial assessment in a trial of management of low grade cervical cytological abnormalities. Factor analysis and reliability assessm...