HRQOL assessments included Health Assessment Questionnaire-Disability Index ( HAQ-DI ; physical function ) , Medical Outcomes Study Short Form-36 questionnaire physical/mental component summary ( SF-36 PCS/MCS ) scores , EQ-5D assessment of current health state , Functional Assessment of Chronic Illness Therapy-Fatigue ( FACIT-Fatigue ) questionnaire , and disease effect on productivity [ 10-cm visual analog scale ( VAS ) ] .