BACKGROUND Symptoms of gastro-esophageal reflux disease (GERD) affect health-related quality of life (HRQOL). When a questionnaire is translated into a new language, linguistic validation is necessary, yet insufficient, unless the psychometric characteristics have been verified. The aim of this study is to document the translation and psychometric validation of the Persian translation of the Qu...

BACKGROUND The purpose of this study was to evaluate the validity and reliability on the Persian translation of the Modifiable Activity Questionnaire (MAQ) in a sample of Tehranian adolescents. METHODS Of a total of 52 subjects, a sub-sample of 40 participations (55.0% boys) was used to assess the reliability and the validity of the physical activity questionnaire. The reliability of the two ...

BACKGROUND Men, much like women, are faced with age-related menopause-like symptoms as they age. In recent years, increasing attention has been drawn to clinical research into elderly men and their health-related quality of life. The Aging Male Scales (AMS) questionnaire is an international tool for assessing the health-related quality of life in elderly men. Hence far this questionnaire has no...

BACKGROUND To provide the validated and standardized form of the Persian version of the Ages and Stages Questionnaires as an appropriate developmental screening tool for evaluation of Iranian children's development. METHODS This was a cross-sectional study. Translation and back-translation, content validity determination, cultural and lingual modifications, pilot study on 100 parents and inte...

The aim of the present study was to examine the internal reliability, content validity, construct validity, and concurrent validity of the Persian translation/Farsi version of the Oxford Happiness Inventory. The Oxford Happiness Inventory and Fordyce Happiness Inventory were completed by a sample of 727 Iranian university students. Findings confirmed the internal reliability, construct, and con...

BACKGROUND Restoring sleep is associated with a broad variety of favorable cognitive, emotional, social and behavioral benefits during the day. This holds particularly true for adolescents, as maturational, social, cognitive, emotional and behavioral changes might unfavorably impact on adolescents' sleep. Among adolescents, poor sleep hygiene practices are a potentially modifiable risk factor t...

PURPOSE To validate the Persian version of the International Consultation on Incontinence Questionnaire-Urinary Incontinence Short Form (ICIQ-UI SF) as a standard questionnaire for assessment of urinary incontinence (UI). MATERIALS AND METHODS After translation and back translation of the questionnaire, the harmonized translation was pre-tested in a pilot study on 28 patients. The final Persi...

Background — Health anexity affects the doctor–patient relationship and also causes unnecessary further procedures. Therefore, early diagnosis of it with a valid instrument is very important. Objectives — The aim of this study was to evaluate psychometric properties of the Persian version of 14-item Whiteley Index. Material and Methods — This research was a cross sectional study carried out in ...

OBJECTIVE The Cardiff Acne Disability Index (CADI) assesses the impact of acne on a patients life. The aim of the present study was to translate the CADI into Persian language and to validate the Persian version. METHODS Using standard forward-backward translation, 2 bilinguals translated the CADI into Persian language. We back translated it into English and the final version was provided. We...

BACKGROUND AND OBJECTIVES Pregnant women tend to experience anxiety and stress when faced with the changes to their biology, environment and personal relationships. The identification of these factors and the prevention of their side effects are vital for both mother and fetus. The present study was conducted to validate and to examine the factor structure of the Persian version of the Pregnanc...