BACKGROUND "Persian Weaning Tool" (PWT) is the only specific, national protocol designed to assess patients' readiness for weaning from mechanical ventilation in Iran. This study was developed to determine the validity and reliability of this protocol. MATERIALS AND METHODS This is a psychometric study conducted on 31 patients connected to mechanical ventilation were ready from weaning accord...

This article describes a part of the interview process that is never usually reported. Listening to what people say is the key to increasing our knowledge of human existences. Procuring knowledge about human experience is much more challenging. Although good sources on how to prepare and conduct an interview exist, the process of the interviewer's perception of the interviewee's message and mea...

Although the literature on alternatives to effect indicators is growing, there has been little attention given to evaluating causal and composite (formative) indicators. This paper provides an overview of this topic by contrasting ways of assessing the validity of effect and causal indicators in structural equation models (SEMs). It also draws a distinction between composite (formative) indicat...

This study compares the use of the deductive approach (questionnaire) and the inductive approach (role playing games) in the calibration of an agent-based model (ABM) and studies their effects on model validity and utility. ABM is a modelling methodology that puts emphasis on stakeholder behaviour (Samuelson, 2005). The validity of behavioural assumptions is critical in ABM because it increases...

objectives: in this study, assessed the reliability, validity, and predictive power of a new version of the reasons for living inventory for adolescents among iranian adolescents in the city of kermanshah. methods: to examine this study a group of 400(189 males and 211 females) adolescent in high schools of kermanshah and adolescents that attempt to suicide and cared in emam khomeini hospital s...

Intelligence is considered the strongest single predictor of scholastic achievement. However, little is known regarding the predictive validity of well-established intelligence tests for school grades. We analyzed the predictive validity of four widely used intelligence tests in German-speaking countries: The Intelligence and Development Scales (IDS), the Reynolds Intellectual Assessment Scales...