Evidence for the validity and reliability of the ALS assessment questionnaire: the ALSAQ-40.

OBJECTIVES: The purpose of the study was to assess the validity and reliability of a new disease specific measure of health-related quality of life for ALS/MND: the 40-item ALS Assessment Questionnaire (ALSAQ-40). DESIGN: We carried out a longitudinal postal survey. The two administrations of the qu...

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Những tác giả chính: Jenkinson, C, Fitzpatrick, R, Brennan, C, Swash, M
Định dạng: Journal article
Ngôn ngữ:English
Được phát hành: 1999