MDCalc

Simple Disease Activity Index (SDAI) for Rheumatoid Arthritis

Determines severity of rheumatoid arthritis using clinical and laboratory data.

joints
joints
Ask the patient: considering all the ways arthritis affects you, how well are you doing?
Per medical opinion: considering all the ways arthritis affects the patient, how well are they doing?

Result:

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Management

Refer to ACR guidelines for treatment of rheumatoid arthritis.

Critical Actions

Patients with high activity scores should receive early and aggressive RA medications with close follow-up, as attaining low activity or remission-level scores may prevent disease progression and disability.