https://www.selleckchem.com/pr....oducts/CP-690550.htm
To determine the level of agreement between both proxy versions and the self-completed EQ-5D-5L. A randomized agreement study. We recruited 120 patients (compos mentis) and their proxies at the orthopaedic outpatient clinic. Patients completed the regular EQ-5D-5L and their proxy completed the proxy version of the EQ-5D-5L and rated the patients' health from their own (proxy-proxy) perspective (i.e. how do you rate the health of the patient), and from the patient's (proxy-patient) perspective (i.e. how do you think the patient would r