Patients global assessment of disease activity and patients assessment of general health for rheumatoid arthritis activity assessment: are they equivalent
Annals of Rheumatic Diseases, 05/11/2012
Khan NA et al. – Patient's global assessment of disease activity (PTGL) and general health (GH) ratings differ in their determinants. Although they are individually not equivalent, they may be used interchangeably for calculating composite indices for rheumatoid arthritis (RA) activity assessment.