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Table 1 Measuring improvement in RA: ACR (American College of Rheumatology); HAQ (Health Assessment Questionnaire); DAS28 (Disease Activity Score)

From: The use of continuous data versus binary data in MTC models: A case study in rheumatoid arthritis

 

ACR

HAQ

DAS28

continuous

meanACR

HAQ %-improvement

DAS28

 

ACRhybrid

  

binary

ACR 20

HAQ 20∗

 
 

ACR 50

HAQ 50∗

 
 

ACR 70

  
  1. ∗Note: HAQ 20 and HAQ 50 are not validated response measures, they have been created here for the purpose of illustrating the loss of power in binary vs. continuous measures.
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BMC Medical Research Methodology

ISSN: 1471-2288

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