Psychometric evaluation of the multiple sclerosis impact scale (MSIS-29) for proxy use.

ABSTRACT:

Background

There may be difficulties in the use of self report measurements in patients with cognitive impairment or serious mood disturbances which interfere with reliable self assessment, as may be the case in multiple sclerosis (MS). In such cases proxies may provide valuable information. However, before using any questionnaires in a proxy sample, the questionnaire should be evaluated for proxy use.

Objective

To evaluate the psychometric properties of the 29 item Multiple Sclerosis Impact Scale (MSIS-29) when used by proxies of MS patients.

Methods

A sample of 62 partners of MS patients completed the MSIS-29. The data were evaluated for the psychometric criteria of the MSIS-29, including data quality, scaling assumptions, acceptability, reliability, validity, and r

SUBMITTER: van der Linden FA 

PROVIDER: S-EPMC1739474 | biostudies-literature | 2005 Dec

REPOSITORIES: biostudies-literature