Table 2

Baseline Lesion Characteristics

ELA + PTA
(n = 169)
PTA
(n = 81)
p Value
Lesion length, cm19.6 ± 12019.3 ± 1190.85
 >1072.776.3
 >2043.540.8
 >3021.421.1
 >407.16.6
Stent length, cm21.7 ± 11220.5 ± 1060.43
Reference vessel diameter, mm4.6 ± 0.84.6 ± 0.80.99
% diameter stenosis81.7 ± 16.483.5 ± 16.90.42
Total occlusion30.536.80.37
TASC II C/D lesion (7)59.956.90.77
≤1 runoff vessel38.124.70.10
Stent fracture (19)0.08
 None85.895.8
 Type 1 or 211.44.2
 Type 3, 4, or 52.80
Calcification0.002
 None/mild72.990.9
 Moderate23.26.5
 Severe3.92.6
Lesion location0.93
 SFA78.776.6
 SFA/popliteal16.118.2
 Popliteal5.25.2

Values are mean ± SD or %.

SFA = superficial femoral artery; TASC = TransAtlantic Inter-Society Consensus; other abbreviations as in Table 1.