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Table 3 Lesion Characteristics and Procedural Data

From: Clinical results of bioresorbable drug-eluting scaffolds in short and long coronary artery lesions using the PSP technique

 

Lesion length < 20 mm

Lesion length ≥20 mm

P-values

Number of Lesions

280

144

 

Target vessel, N (%)

 

 LAD

138 (49.2)

62 (43.1)

0.002

 CX

70 (25.0)

20 (13.9)

 

 RCA

69 (24.6)

61 (42.4)

 

 CABG

3 (1.1)

1 (0.7)

 

AHA/ACC lesion type, N (%)

 

 A

21 (7.5)

0 (0.0)

< 0.001

 B1

53 (18.9)

0 (0.0)

 

 B2

195 (69.6)

0 (0.0)

 

 C

11 (3.9)

144 (100.0)

 

Bifurcation, N (%)

1 (0.4)

3 (2.4)

0.20

Lesion length, mm

11.6 ± 4.0

33.3 ± 14.0

< 0.001

Length of scaffolded segment, mm

22.6 ± 12.1

48.6 ± 23.6

< 0.001

High pressure post-dilation, N (%)

245 (87.5)

128 (88.9)

0.68

Maximal inflation pressure, atm

16.1 ± 3.0

17.1 ± 3.1

0.002

Reference diameter, mm (post)

2.94 ± 0.73

3.00 ± 1.28

0.57

Minimal lumen diameter, mm (post)

2.51 ± 0.44

2.51 ± 0.46

0.99

Diameter stenosis, % (post)

13.73 ± 8.15

13.34 ± 8.32

0.65

Acute gain

1.35 ± 0.48

1.06 ± 4.63

0.31

  1. LAD left anterior descending artery, CX circumflex artery, RCA right coronary artery, CABG coronary artery bypass graft, AHA American Heart Association, ACC American College of Cardiology