The Quality of Well-Being Scale ( QWB ) and Current Health Desirability Rating ( CHDR ) were used for economic evaluation , supplemented by the arthritis-specific Health Assessment Questionnaire ( HAQ ) , Center for Epidemiologic Studies-Depression Scale ( CES-D ) , and Perceived Quality of Life Scale ( PQOL ) collected at baseline and postclass .
Quality of Well-Being Scale ( QWB, Current Health Desirability Rating ( CHDR, Health Assessment Questionnaire ( HAQ, Center for Epidemiologic Studies-Depression Scale ( CES-D, Perceived Quality of Life Scale ( PQOL