Defining cut-off values for disease activity states and improvement scores for patient-reported outcomes: the example of the Rheumatoid Arthritis Impact of Disease (RAID)

Table 1 Rheumatoid Arthritis Impact of Disease questionnaire*

1. Pain
Circle the number that best describes the pain you felt due to your rheumatoid arthritis during the last week:
None	0	1	2	3	4	5	6	7	8	9	10	Extreme
2. Functional disability assessment
Circle the number that best describes the difficulty you had in doing daily physical activities due to your rheumatoid arthritis during the last week:
No difficulty	0	1	2	3	4	5	6	7	8	9	10	Extreme difficulty
3. Fatigue
Circle the number that best describes how much fatigue you felt due to your rheumatoid arthritis during the last week:
No fatigue	0	1	2	3	4	5	6	7	8	9	10	Totally exhausted
4. Sleep
Circle the number that best describes the difficulty the sleep difficulties (i.e., resting at night) you felt due to your rheumatoid arthritis during the last week:
No difficulty	0	1	2	3	4	5	6	7	8	9	10	Extreme difficulty
5. Physical well-being
Considering your arthritis overall, how would you rate your level of physical wellbeing during the past week? Circle the number that best describe your level of physical well-being:
Very good	0	1	2	3	4	5	6	7	8	9	10	Very bad
6. Emotional well-being
Considering your arthritis overall, how would you rate your level of emotional well being during the past week? Circle the number that best describes your level of emotional well-being:
Very good	0	1	2	3	4	5	6	7	8	9	10	Very bad
7. Coping
Considering your arthritis overall, how well did you cope (manage, deal, make do) with your disease during the last week:
Very well	0	1	2	3	4	5	6	7	8	9	10	Very poorly

ISSN: 1478-6362