نتایج جستجو برای: internal validity
تعداد نتایج: 333180 فیلتر نتایج به سال:
INTRODUCTION Self-disorders (SD) have been described as a core feature of schizophrenia both in classical and recent psychopathological literature. However, the specificity of SD for the schizophrenia spectrum disorders has never been demonstrated in a diagnostically heterogeneous sample, nor has the concurrent validity of SD been examined. AIM (1) To examine the specificity of Examination of...
OBJECTIVE Inventory Drug-Taking Situations (IDTS) is a universal instrument used to determine high-risk situations resulting in drug abuse. The aim of this study was to translate this questionnaire to Farsi, and to assess its validity and reliability by applying it to Iranian drug users. METHODS As a psychometric study, 300 drug users participated in a treatment program in National Center of ...
BACKGROUND The Impact of Event Scale-Revised (IES-R) is often used as a self-report instrument for symptoms of post-traumatic stress (PTS). The objective of this study was to explore the reliability and validity of the Lithuanian IES-R in a sample of employees with exposure to workplace bullying in different occupations. MATERIALS AND METHODS The original IES-R was translated into Lithuanian,...
BACKGROUND There is a paucity of literature on validated outcome measurement tools for evaluation of neck pain and related disability in the Asian context. AIM The main aim of the present study was to design a new tool called neck pain functional limitation scale (NPFLS) for measuring disability related to neck pain and observe its reliability, concurrent validity and criterion validity. SE...
OBJECTIVE To assess the validity of a locally adapted Household Food Insecurity Access Scale (HFIAS) in the measurement of household food insecurity (FI) in the city of Tehran. DESIGN A cross-sectional study. SETTING Urban households were selected through a systematic cluster sampling method from six different districts of Tehran. The socio-economic status of households was evaluated using ...
Three studies were conducted to construct and validate a bidimensional scale of social value adapted to the personological description of young pupils (social desirability and social utility). In a first study, 142 teachers-in-training were invited to describe pupils they knew, assigning each pupil three personality traits from a list of 150 traits. The results led us to retain 24 traits, compo...
The EBN users’ guide in the previous issue of Evidence-Based Nursing outlined the primary and secondary questions for evaluating studies of healthcare interventions. One of the primary questions for assessing the validity of a study’s findings is whether the assignment of patients to treatments was randomised and whether randomisation was concealed. One of the secondary questions is whether pat...
INTRODUCTION The rate of caesarean delivery is increasing worldwide. Maternal beliefs may be influential on the mode of delivery. This study aimed to validate pregnant women's preferences for mode of delivery questionnaire among pregnant women. MATERIALS AND METHODS This was a cross-sectional study which was done in Ahvaz Public and Private Health Care Centers. A total of 342 low-risk pregnan...
Drawing on the author’s own research, this article explores the use of life histories as method and the ways in which this research can contribute to new understandings about the experiential relationships between libraries and users. The article is divided into four parts. Part one defi nes the essential elements of a life history research study. Part two describes how to design a life history...
Background: The C-terminus of pVI activates the adenovirus proteinase. pVI escorts hexon into the nucleus. Results: pVI binds tightly to DNA independent of sequence, Kd = 46 nM. pVI binds tightly to hexon, Kd = 1.1 nM. Conclusion: DNA binding of pVI is first step in the activation of adenovirus proteinase. Significance: Links pVI, hexon, viral DNA and the adenovirus proteinase in virion maturat...
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