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Table 2 Angiographic features and procedural details

From: A comparison between drug-eluting stent implantation and drug-coated balloon angioplasty in patients with left main bifurcation in-stent restenotic lesions

 

DES (n = 51)

DCB (n = 24)

p-value

Previous PCI characteristics

Target lesion involving LMB, n (%)

32 (62.7)

18 (75)

0.29

Stent type

  

0.92

 BMS, n (%)

1 (2)

0

 

 1st generation DES, n (%)

22 (44.9)

10 (43.5)

 

 2nd generation DES, n (%)

20 (40.8)

9 (39.1)

 

 3rd generation DES, n (%)

6 (12.2)

4 (17.4)

 

Stent diameter (mm)

2.89 ± 0.26

2.99 ± 0.29

0.16

Stent length (mm)

20.50 ± 5.96

20.52 ± 7.48

0.71

Stent-in-stent, n (%)

4 (7.8)

6 (25)

0.07

Median duration between previous PCI to the index procedure (day)

1232

895

0.89

Lesion characteristics at the index PCI

ISR pattern

  

0.55

 Focal, n (%)

26 (51)

14 (58.3)

 

 Non-focal, n (%)

25 (49)

10 (41.7)

 

Medina classification

  

0.74

 0,0,1, n (%)

4 (7.8)

3 (12.5)

 0,1,0, n (%)

32 (62.7)

13 (54.2)

 0,1,1, n (%)

6 (11.8)

3 (12.5)

 1,0,0, n (%)

1 (2)

0

 1,1,0, n (%)

0

1 (4.2)

 1,1,1, n (%)

8 (15.7)

4 (16.7)

True bifurcation, n (%)

14 (27.5)

7 (29.2)

0.88

Bifurcation angle > 90°, n (%)

25 (49)

15 (62.5)

0.28

Calcified lesion, n (%)

3 (5.9)

3 (12.5)

0.38

Chronic total occlusion, n (%)

5 (9.8)

1 (4.2)

0.66

Procedures of the index PCI

DES type

 

 1st generation DES, n (%)

3 (5.9)

  

 c2nd generation DES, n (%)

35 (68.6)

  

 3rd generation DES, n (%)

13 (25.5)

  

DES diameter (mm)

3.08 ± 0.41

  

DES length (mm)

20.75 ± 8.65

Cross-over, n (%)

21 (41.2)

2-stent technique, n (%)

6 (11.8)

DCB diameter (mm)

3.03 ± 0.37

DCB length (mm)

19.04 ± 4.87

SB ballooning, n (%)

10 (19.6)

6 (25)

0.60

FK ballooning, n (%)

6 (11.8)

2 (8.3)

1.00

Intravascular imaging, n (%)

18 (35.3)

8 (33.3)

0.87

  1. Data were presented as n (%) or mean ± SD. BMS bare metal stent; DCB drug-coated balloon; DES drug-eluting stent; FK final kissing; ISR in-stent restenosis; LMB left main bifurcation; PCI percutaneous coronary intervention; SB side branch