Comparison of clinical variables of patients with giant cell arteritis (GCA) with and without femoropopliteal artery involvement.
| Variable | Femoropopliteal GCA | No Evidence for Femoropopliteal GCA | p |
|---|---|---|---|
| Patients, no. (%) | 32 (53.3) | 28 (46.7) | |
| Age, mean ± SD, yrs | 66.4 ± 8.2 | 69.5 ± 8.8 | 0.31 |
| Female, no. (%) | 26 (81.3) | 21 (75.0) | 0.76 |
| Hypertension, no. (%) | 19 (59.4) | 21 (75.0) | 0.27 |
| Diabetes, no. (%) | 4 (12.5) | 4 (14.3) | 1.00 |
| History of smoking, no. (%) | 12 (37.5) | 10 (35.7) | 1.00 |
| Dyslipidemia, no. (%) | 5 (15.6) | 8 (28.6) | 0.35 |
| Headache, no. (%) | 15 (46.9) | 19 (67.9) | 0.12 |
| Jaw claudication, no. (%) | 8 (25) | 15 (53.6) | 0.03 |
| Impaired vision, no. (%) | 8 (25) | 12 (42.9) | 0.18 |
| Arm claudication, no. (%) | 8 (25.0) | 6 (21.4) | 0.77 |
| Leg claudication, no. (%) | 14 (43.8) | 3 (10.1) | 0.01 |
| PMR, no. (%) | 15 (46.9) | 9 (32.1) | 0.30 |
| Constitutional symptoms, no. (%) | 20 (62.5) | 17 (60.7) | 1.00 |
| Time between symptom onset and diagnosis, mean ± SD, wks | 23.9 ± 23.4 | 11.1 ± 11.9 | 0.03 |
| Ankle pressures right leg, mean ± SD, mm Hg | 126 ± 49 | 155 ± 30 | 0.01 |
| Ankle pressures left leg, mean ± SD, mm Hg | 130 ± 46 | 160 ± 35 | < 0.01 |
| C-reactive protein at time of diagnosis, mean ± SD, mg/dl* | 7.3 ± 5.9 | 6.8 ± 4.7 | 0.98 |
| ESR at time of diagnosis, mean ± SD, mm/h** | 82 ± 32 | 78 ± 38 | 0.62 |
| Temporal artery halo (CDS), no. (%) | 11 (34.4) | 17 (60.7) | 0.07 |
| Temporal artery biopsy, no. (%) | 11 (34.4) | 17 (60.7) | 0.07 |
| Positive temporal artery biopsy, no. (%) | 6 (54.5) | 12 (70.6) | 0.44 |
| ≥ 3 ACR criteria fulfilled, no, (%) | 17 (53.1) | 22 (78.6) | 0.06 |
| GCA of carotid arteries (CDS), no. (%) | 15 (48.4) | 6 (21.4) | 0.06 |
| GCA of arm arteries (CDS), no. (%) | 23 (74.2) | 12 (42.9) | 0.02 |