BACKGROUND The System Usability Scale (SUS) is a widely used self-administered instrument for evaluating the usability of a wide range of products and services. The aims of this descriptive-methodological study were to develop and investigate the psychometric properties of the Iranian version of the SUS. METHODS The study was conducted among 202 university students from the Tabriz University ...

BACKGROUND The Hoarding Rating Scale-Self-Report (HRS-SR) is a five-item scale that assesses the symptoms of hoarding. These symptoms include excessive acquisition, difficulty in discarding, and excessive clutter that causes distress. We conducted three studies to examine the factor structure, reliability, and validity of the Japanese version of the HRS-SR (HRS-SR-J). METHODS Study 1 examined...

STUDY DESIGN Clinical Measurement, Correlation, Reliability OBJECTIVES To assess the relationship between the Single Leg Balance (SLB), modified Balance Error Scoring System (mBESS), and modified Star Excursion Balance (mSEBT) tests and secondarily to assess inter-rater and test-retest reliability of these tests. BACKGROUND Ankle sprains often result in chronic instability and dysfunction. ...

OBJECTIVE The purpose of this study is to examine the psychometric properties of the Chinese version of the Paediatric Volitional Questionnaire (PVQ-C) for use amongst preschoolers in Taiwan. METHODS Forty preschoolers with developmental delays were randomly selected from northern Taiwan, along with another 40 typically developing preschoolers. The data was analysed using Rasch measurement mo...

[Purpose] The aim of this study was to translate the Pregnancy Physical Activity Questionnaire, adapt it for use with Turkish subjects and determine its reliability and validity. [Subjects and Methods] The Pregnancy Physical Activity Questionnaire was translated into Turkish and administered twice at 7-14-day intervals to pregnant women to assess the test-retest reliability. Cronbach's α was us...

OBJECTIVE The Neuropsychiatric Inventory (NPI) is one of the most commonly used assessment scales for assessing symptoms in people with dementia and other neurological disorders. This paper analyzes its conceptual framework, measurement mode, psychometric properties, and merits and problems. METHOD All articles discussing the psychometric properties and factor structure of the NPI were search...