Table 3: Rheumatoid arthritis classification criteria.
(a) 1987 American College of Rheumatology (ACR)

Morning stiffness > 1 hour (1)
Arthritis of 3 or more joint areas (1)
Symmetric arthritis (1)
Radiographic changes (1)


(b) 2010 ACR/European League of Rheumatism (EULAR)

Greater than 10 small joints (4)
Abnormal CRP and ESR (1)
Symptoms > 6 weeks (1)

Total: 6 points

Table 3 details the clinical classification criteria of rheumatoid arthritis (RA) that the patient fulfills as part of the 1987 American College of Rheumatology criteria (A) and 2010 American College of Rheumatology/European League of Rheumatism criteria (B). Only the features the patient had that met criteria are shown with the number of points in brackets.