Disease Activity Score-28 (DAS-28) for Rheumatoid Arthritis

The DAS-28 helps doctors assess rheumatoid arthritis by checking 28 joints for swelling and pain. It combines physical exams with blood tests to track disease activity and guide treatment.

Disease Activity Score-28 (DAS-28) rheumatoid arthritis assessment PDF form
DAS-28

Disease Activity Score-28 (DAS-28)

Used to measure rheumatoid arthritis activity, the Disease Activity Score-28 (DAS-28) checks 28 joints for swelling and tenderness. It combines physical exams with blood tests to calculate a score, helping doctors track progress and make informed treatment decisions. It's a reliable way to monitor health.

Category

Physical health
Movement System
Monitoring

Disease

Assessment
Clinical Measurement
Clinical Care

Source

(Prevoo et al., 1995)

Author Name

Prevoo, M.L., van 't Hof, M.A., Kuper, H.H. et al. (1995)

What is Disease Activity Score-28 (DAS-28)

The Disease Activity Score-28 (DAS-28) is a key tool for measuring rheumatoid arthritis activity. It helps doctors track patient progress reliably. This assessment focuses on twenty-eight specific joints in the body. It combines physical exams with blood test results to provide a clear picture of inflammation levels. Clinicians count swollen and tender joints, mostly in the hands, arms, and knees. Patients also rate their general health on a visual scale. These factors mix with lab markers like ESR or CRP to calculate a score indicating current disease status. Using the DAS-28 is standard practice for rheumatologists worldwide. It allows for consistent monitoring over time, helping teams decide if a treatment plan needs changing. Whether aiming for remission or low activity, this score guides therapy choices and improves long-term joint health outcomes.

DAS-28 Scoring

The Disease Activity Score 28 can be scored using complex formulas based on four key health markers. First, you count tender and swollen joints out of 28 specific spots. Next, combine these counts with blood test results like ESR or CRP and the patient's global assessment of health on a 0 to 100 scale. Doctors plug these numbers into a special maths formula to get a final result between 0 and 9.4. A score under 2.6 suggests remission, while anything over 5.1 points to high disease activity, helping clinicians decide if current treatments are working well.

View scoring form

Advantages

Health monitoring

Tracks patient condition changes systematically.

Treatment planning

Develops personalised strategies based on assessment data.

Research validity

Strengthens evidence through systematic measurement approaches.

5
Minutes
20
Questions

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