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Table 1 Patient characteristics
| Patient characteristic | Value (% of those with data available) | Number with data available |
|---|---|---|
| Female | 161 (72 %) | 225 |
| Median age at onset of GCA (range), years | 72 (50–94) | 207 |
| Biopsy-positive | 140 (77 %) | 183 (number of cases biopsied) |
| Median erythrocyte sedimentation rate at onset of GCA (range), mm/h | 70 (5–150) | 100 |
| Median plasma viscosity at onset of GCA (range), mPa s | 1.94 (1.53–2.65) | 120 |
| Median C-reactive protein at onset of GCA (range), mg/l | 62.5 (<5–344) | 154 |
| Either ACR 1990 criteria for GCA fulfilled or biopsy-positive | 207 (92 %) | 225 |
| Headache | 184 (90 %) | 204 |
| Abnormal temporal artery as defined by ACR 1990 criteria | 140 (67 %) | 204 |
| Jaw claudication | 119 (57 %) | 210 |
| Visual or neurological features | 116 (56 %) | 207 |
