The development of a questionnaire or a measuring instrument is a laborious and complex process and requires verification of its usefulness before implementation. We present a methodological work on the psychometric characteristics of assessment instruments and analysis of their main features, reliability, and validity. © 2008 Elsevier España, S.L. All rights reserved. Validación de cuestionarios

today, ecotourism is a major tourist activity around the world. it is based on environment potential through which suitable utilization and conservation of sites under management practices including considering accurate planning, potential, and peoples’ preferences are realized. the present study was conducted to determine people’s recreational preferences using questionnaires to evaluate the e...

a bstract background: clinical competency is one of the most important requirements in nursing profession, based on which nurses are assessed. to obtain an effective and improved form of clinical competency, several factors are observed and monitored by the health educational systems. among these observed factors, spiritual intelligence is considered as one of the most significant factors in nu...

BACKGROUND Several instruments, notably Buss and Perry's Aggression Questionnaire, have been developed for the assessment of aggressive behavior. However, in these instruments, the focus has been on reactive rather than instrumental forms of aggression, even though men in particular may find aggressive behavior attractive. A questionnaire or structured interview for the systematic assessment of...

BACKGROUND Between June 2012 and December 2013 Médecins Sans Frontières launched a pilot project with the aim of testing a strategy for improving timely diagnosis of active pulmonary TB among migrants hosted in four centres of identification and expulsion (CIE) in Italy. METHODS This is a descriptive study. For active TB case finding we used an active symptom screening approach among migrants...

Objectives: Non-adherence to medication is a major problem in clinical medicine, and it is important to identify predictive factors. This study aims to investigate the prevalence and related factors to medication adherence in chronic psychiatric disorder. Methods: A total of 65(34 male and 31 female) outpatients with schizophrenia and bipolar disorder were randomly selected to participate in a ...

Last decades, the number of routine childhood vaccinations has increased considerably, which consequently has led to multiple vaccine injections per consultation. Implementation of additional vaccines will probably lead to more than 2 vaccine injections per consult, which might be a barrier for parents to vaccinate their child. A decrease in vaccination coverage, however, increases the risk of ...

In this AMEE Guide, we consider the design and development of self-administered surveys, commonly called questionnaires. Questionnaires are widely employed in medical education research. Unfortunately, the processes used to develop such questionnaires vary in quality and lack consistent, rigorous standards. Consequently, the quality of the questionnaires used in medical education research is hi...

arguably, the natural gas transmission pipeline infrastructure in iran represents one of the largest andmost complex mechanical systems in the world. the optimization of large gas trunk lines known asigat results in reduced fuel consumption or higher capability and improves pipeline operation. in thecurrent study, a single-objective optimization was conducted for khormoj compressor station on t...

The 2002, 2007, and 2012 complementary medicine questionnaires fielded on the National Health Interview Survey provide the most comprehensive data on complementary medicine available for the United States. They filled the void for large-scale, nationally representative, publicly available datasets on the out-of-pocket costs, prevalence, and reasons for use of complementary medicine in the U.S. ...