STUDY DESIGN Cross-sectional. PURPOSE To translate and culturally adapt an Iranian version of the Pain Sensitivity Questionnaire (PSQ) in Iran. OVERVIEW OF LITERATURE Instruments measuring patient reported outcomes should satisfy certain psychometric properties. METHODS The PSQ was translated following cross-cultural adaptation guidelines. A total of 101 patients with lumbar disc herniati...

BACKGROUND Comprehensive and psychometrically tested measures of availability and accessibility of food are needed in order to explore availability and accessibility as determinants and predictors of dietary behaviors. The main aim of this systematic review was to update the evidence regarding the psychometric properties of measures of food availability and accessibility among youth. A secondar...

validation is an important enterprise especially when a test is a high stakes one. demographic variables like gender and field of study can affect test results and interpretations. differential item functioning (dif) is a way to make sure that a test does not favor one group of test takers over the others. this study investigated dif in terms of gender in the reading comprehension subtest (35 i...

BACKGROUND The 15-item care transition measure (CTM-15) is a reliable and valid instrument assessing the quality of care transition from patients' perspectives. The aim of this study was to evaluate the psychometric properties of the CTM-15 and the CTM-3 (a 3-item short version of the CTM-15) in Mainland China. METHODOLOGY/FINDINGS This was a cross-sectional study with a convenience sample of...

BACKGROUND Good quality measures of Japanese adults' sedentary behaviors are needed to accurately assess correlates of specific sedentary behaviors. The present study assessed criterion validity of total sedentary behavior and test-retest reliability of six domain-specific sedentary behaviors. METHODS We administered a questionnaire, based on previous studies, that measured domain-specific se...

objectives: the purpose of this study was to evaluate the concurrent validity of the farsi version of functional gait assessment (fga), timed up & go (tug), and gait speed tests in persian communitydwelling older adults. methods: subjects were 100 males in falling or no falling history group (50 subjects in each group). subjects were community-dwelling adults aged 60-90 years who were living in...