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Volume 16, Issue 3 (May-June 2017)                   Payesh 2017, 16(3): 343-357 | Back to browse issues page

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Ziba Taghizadeh, Abbas Ebadi, Ali Montazeri, Zahra Shahvari, Mahmoud Tavousi, Razieh Bagherzadeh. Psychometric properties of health related measures. Part 1: Translation, development, and content and face validity. Payesh. 2017; 16 (3) :343-357
1- School of Nursing and Midwifery, Tehran University of Medical Sciences. Tehran, Iran
2- Behavioral Sciences Research Center (BSRC), Nursing Faculty, Baqiyatallah University of Medical Sciences, Tehran, Iran
3- Health Metrics Research Center, Iranian Institute for Health Sciences Research, ACECR, Tehran, Iran
4- Medical professionalism office, Tehran University of Medical Sciences. Tehran, Iran.
5- School of Nursing and Midwifery, Bushehr University of Medical Sciences. Bushehr, Iran
Abstract:   (3009 Views)
Objective (s): Data collection is one of the important stages of research process and requires valid and reliable instruments.  The aim of this article was to introduce important steps of translation and construction process of a questionnaire. Furthermore, the present study considers two psychometric properties evaluation including face and content validity.
Methods: This is a documentary that accounts for instructions and methods in tanslating and validating a health-related questionnaire.
Results: The most known procedure to translate a standard questionnaire from original language into a different language is forward-backward procedure. This includes several steps including forward translation, review and reconciliation of forward translation, back translation, back translation review, pre-testing and cognitive interviewing and providing the provisional version. Main steps for instrument development include definition of concept and its domain, explication of objectives for the measure, development of a blueprint; and construction of the measure, including administration procedures, item set, and scoring rules and procedures. Then content and face validity could be performed to provide the final version.
Conclusion: Translation or development of a health-related measure and its psychometric properties should methodologically be robust and follow standard procedures.
Full-Text [PDF 1342 kb]   (3653 Downloads)    
type of study: Research | Subject: Medical
Accepted: 2017/02/1 | ePublished ahead of print: 2017/05/14 | Published: 2017/05/15

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