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Rheumatoid Arthritis Joint Function Status Classification Standards

Stage Clinical Manifestations
Grade I Joint function is intact, no obstacles to general activities.
Grade II One or more joints have limited activity or discomfort, but can engage in normal activities.
Grade III Functional activities are significantly limited, but can perform some daily activities or live semi-independently.
Grade IV Most or complete loss of mobility, patients are bedridden or rely on a wheelchair, unable to live independently.

Explanation

Can be used to assess patients' joint function and treatment efficacy.

References

Research Paper Chinese Society of Rheumatology. 2010 Guidelines for the Diagnosis and Treatment of Rheumatoid Arthritis. Chinese Journal of Rheumatology. 2010. 14; 265-70.
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