Table 3 Characteristics and imaging studies of peripheral arterial disease in polymyalgia rheumatica (PMR) and non-PMR cohorts
Variable | Non-PMR cohort (n = 28) | PMR cohort (n = 38) | P value |
|---|---|---|---|
Claudication symptoms | 28 (100%) | 38 (100%) | |
Dorsalis pedis pulse | 0.09 | ||
Abnormal | 24 (92%) | 37 (100%) | |
Normal | 2 (8%) | 0 (0%) | |
Noninvasive arterial study done | 17 (61%) | 19 (50%) | 0.39 |
Ankle-brachial index < 0.90 in either leg | 13 (76%) | 17 (89%) | 0.30 |
Computed tomography angiogram done | 12 (43%) | 5 (13%) | 0.006 |
Magnetic resonance angiogram done | 8 (29%) | 3 (8%) | 0.026 |
Conventional angiogram done | 11 (39%) | 6 (16%) | 0.031 |
Any vascular imaging done | 14 (50%) | 8 (21%) | 0.014 |
Stenosis on imaging | 0.08 | ||
Yes | 5 (36%) | 6 (75%) | |
No | 9 (64%) | 2 (25%) | |
Revascularization for peripheral arterial disease | 9 (32%) | 4 (11%) | 0.038 |
Percutaneous intervention/stent | 2 (7%) | 0 (0%) | 0.09 |
Vascular bypass surgery | 6 (22%) | 4 (11%) | 0.21 |
Amputation for peripheral arterial disease | 2 (7%) | 1 (3%) | 0.40 |