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Journal of Patient-Reported Outcomes

Table 1 Anchors used for SF-36v2, FACIT-Fatigue, and RASIQa

From: Meaningful score changes for SF-36v2, FACIT-fatigue, and RASIQ in rheumatoid arthritis

 

Anchor

PRO scales

PGISb

PtGAc

PAINd

BP01e

AN5f

AN2g

AN1h

VT03i

SF-36v2 domains

Physical functioning

 

-0.44

      

Role physical

 

-0.43

      

Bodily pain

 

-0.48

-0.55

     

General health

 

-0.29

      

Vitality

 

-0.42

  

-0.38

   

Social functioning

 

-0.30

      

Role emotional

 

-0.22

      

Mental health

 

-0.24

      

Physical Component Summary

 

-0.47

      

Mental Component Summary

 

-0.22

      

RASIQ scales

Joint Pain

-0.44

0.69

0.75

-0.56

    

Joint Stiffness

-0.46

0.51

      

Impact

-0.57

0.59

   

-0.60

-0.49

 

FACIT-Fatigue

Fatigue

0.48

-0.44

     

0.58

  1. aValues in table cells represent Spearman correlation coefficients between change in PRO scale and change in anchor. Correlations for SF-36v2 and FACIT-Fatigue are based on data from the BAROQUE clinical trial. Correlations for RASIQ are based on pooled data from both the BAROQUE and RENAISSANCE clinical trials
  2. bIn general, would you say your health is… [Excellent/Very good/Good/Fair/Poor]
  3. cConsidering all the ways your arthritis has affected you, how active do you feel your arthritis is… [numeric scale from 0 (very well) to 100 (very poor)]
  4. dHow much pain are you currently having because of your rheumatoid arthritis? [numeric scale from 0 (no pain) to 100 (most severe pain)]
  5. eHow much bodily pain have you had during the past 4 weeks? [None/Very mild/Mild/Moderate/Severe/Very severe]
  6. fI have energy [Not at all/A little bit/Somewhat/Quite a bit/Very much]
  7. gI feel tired [Not at all/A little bit/Somewhat/Quite a bit/Very much]
  8. hI feel listless (washed out) [Not at all/A little bit/Somewhat/Quite a bit/Very much]
  9. iHow much of the time during the past 4 weeks did you feel worn out? [None of the time/A little of the time/Some of the time/Most of the time/All of the time]
  10. AN: anchor; BP: bodily pain; FACIT-Fatigue: Functional Assessment of Chronic Illness Therapy-Fatigue; NBS: norm-based scores; PAIN: Patient’s Assessment of Arthritis Pain; PGIS: Patient’s Global Impression of Status; PtGA: Patient’s Global Assessment of Disease Activity; PRO: patient-reported outcomes; RASIQ: Rheumatoid Arthritis Symptoms and Impact Questionnaire; SF-36v2: Short-Form 36 Health Survey version 2; VT: vitality
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