Reliability

Andresen EM, Catlin T, Wyrwich K, Jackson-Thompson J. (2001) Retest reliability and validity of a surveillance measure of health-related quality of life. Quality of Life Research 2001;10(3):199.

Andresen EM, Vahle VJ, Lollar D. Proxy reliability: Health-related quality of life (HRQOL) measures for people with disability. Quality of Life Research 10:609–619;2001.

Andresen EM, Catlin TK, Wyrwich KW, Jackson-Thompson J. Retest reliability of surveillance questions on health related quality of life. J Epidemiol Community Health 2003;57(5):339-343.