Table 1. Clinical characteristics of patient cohorts.

ESR, erythrocyte sedimentation rate; CRP, C-reactive protein.

ParametersPatients
with GCA
Patients
with RA
Number of patients8054
Age (years) (mean ± SD)69.63 ± 7.9553.16 ± 16.35
Female77.5%79.63%
Headaches70%
Eye involvement31.25%
Jaw claudication26.25%
Polymyalgia rheumatica60%
Aortic/large vessel involvement43.75%
Prednisone (mg/day) (mean ± SD)7.49 ± 11.29
Disease duration (months)
(mean ± SD)
14.36 ± 12.4014.88 ± 11.48
ESR (mm/hour) (mean ± SD)51.43 ± 35.3924.63 ± 19.53
CRP (mg/dl) (mean ± SD)6.25 ± 7.481.72 ± 4.47
Untreated patients32.5%16.67%