BACKGROUND As the understanding of how different aspects of the physical activity (PA) pattern relate to health and disease, proper assessment is increasingly important. In clinical care, self-reports are the most commonly used assessment technique. However, systematic comparisons between questions regarding concurrent or criterion validity are rare, as are measures of predictive validity. The ...

background: the purpose of this study was to present a scientific reason for pressure ulcer risk scales: cubbin& jackson modified braden, norton, and waterlow, as a nursing diagnosis tool by utilizing predictive validity of pressure sores. methods: articles published between 1966 and 2013 from periodicals indexed in the ovid medline, embase, cinahl, koreamed, ndsl, and other databases were sele...

this study examined the substantive and predictive validity facets of the university entrance examination for english major (ueeem) students. to that aim, 111 english major students were recruited to report their scores on each of the subtests of the test as well as their grade point average. sequential multiple regressions and factor analysis were used in the analysis of the data. results ackn...

background: diagnosis of anemia is challenging in resource-poor settings due to inadequate laboratory resources. this study assessed the validity of the tallquist haemoglobinometer in assessing anemia among pregnant women in osogbo, southwestern nigeria. methods: this was a cross - sectional study, in which 200 pregnant women of reproductive age were selected using multistage sapling method. a ...

background: medical education curriculum improvements can be a chieved by evaluating students' performance. medical students have to pass two undergraduate comprehensive examinations, basic science and preinternship, in iran. purpose: to measure validity of the students' mean score in comprehensive basic science exam (cbse) for predicting their performance in later curriculum phases. methods: t...

Background: Diagnosis of anemia is challenging in resource-poor settings due to inadequate laboratory resources. This study assessed the validity of the Tallquist haemoglobinometer in assessing anemia among pregnant women in Osogbo, Southwestern Nigeria.   Methods: This was a cross -   sectional study, in which 200 pregnant women of reproductive age were selected using multist...

BACKGROUND Feeding practices are commonly examined as potentially modifiable determinants of children's eating behaviours and weight status. Although a variety of questionnaires exist to assess different feeding aspects, many lack thorough reliability and validity testing. The Feeding Practices and Structure Questionnaire (FPSQ) is a tool designed to measure early feeding practices related to n...

OBJECTIVES To assess the criterion-related validity of the five Ergo-Kit (EK) functional capacity evaluation (FCE) lifting tests in construction workers on sick leave due to musculoskeletal disorders (MSDs). METHODS Six weeks, 6 months and 1 year after the first sick leave day due to MSDs, construction workers underwent two isometric and three dynamic EK FCE lifting tests, and completed the I...

BACKGROUND The purpose of this study was to examine the internal consistency, test-retest reliability, construct validity and predictive validity of a new German self-report instrument to assess the influence of social support and the physical environment on physical activity in adolescents. METHODS Based on theoretical consideration, the short scales on social support and physical environmen...