BACKGROUND A novel simulation technology has emerged through the use of online 3-dimensional virtual worlds in which it is feasible to create virtual patients. This study establishes the face, content and construct validity of online 3-dimensional virtual patients in Second Life (a 3-dimensional virtual world accessible via the Internet). STUDY DESIGN Sixty-three surgeons of the following gra...

Reliability and validity of the SF-36 Health Survey Questionnaire was assessed in older rehabilitation patients, comparing cognitively impaired with cognitively normal subjects. The SF-36 was administered by face-to-face interview to 314 patients (58-93 years) in the day hospital and rehabilitation wards of a department of medicine for the elderly. Reliability was measured using Cronbach's alph...

a bstra ct      background: the purpose of this study was to examine the psychometric properties (validity and reliability) of persian version of the 25-item caring dimension inventory (cdi-25). materials and methods: a psychometric instrument validation study was designed. content validity, internal consistency, and stability were confirmed. a total of 288 participants (143 nurses and 145 nurs...