... in patients with rheumatoid arthritis using rheumatology function testsAgustín Escalante, Roy W Haas and Inmaculada del RincónDivision of Rheumatology and Clinical Immunology, Department of ... multiplescales are used, in contrast with a single instrument. Thereare precedents in rheumatology for developing pooledindices, usually as part of efforts aimed at measuring theefficacy of antirheumatic ... difficulty they experience performing eight activ-ities (dressing, getting out of bed, lifting a cup, walking,bathing, bending, turning faucets, and getting in and out of a car), on a scale ranging from...