Date: 04 Jan 2009 Author: Waninge, A.; W. van der Weide; I.J. Evenhuis [et al.]
Anthropometric measurements are widely used to reliably quantify body composition and to estimate risks of overweight in healthy subjects and in patients. However, information about the reliability of anthropometric measurements in subjects with severe intellectual and sensory disabilities is lacking.
Date: 08 Jan 2007 Author: Langelaan, M; Nispen, Ruth van [et al.]
The Visual Functioning Questionnaire (VFQ-25) is one of the most widely used measures of vision-related quality of life. However, the questionnaire does not meet some psychometric quality criteria. The objectives of this study were first to obtain the factor structure of the VFQ-25, and second, to obtain interval scales by Rasch analysis.
