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Table 2 Angiographic and procedural characteristics (n = 117)

From: Double kissing inflation outside the stent secures the patency of small side branch without rewiring

Number of diseased vessel

 

One vessel (%)

12 (10.3)

Two vessels (%)

24 (20.5)

Three vessels (%)

81 (69.2)

Target bifurcation

 

Left main coronary artery (%)

18 (15.4)

LAD-branch (%)

69 (59.0)

LCX-branch (%)

22 (18.8)

RCA-branch (%)

8 (6.8)

Medina classification

 

Medina 1.1.1 (%)

115 (98.3)

Medina 1.0.1 (%)

2 (1.7)

Bifurcation angle (°)

 

 < 70 (%)

71 (60.7)

70–90 (%)

28 (23.9)

 > 90 (%)

4 (3.4)

Calcification

 

No (%)

91 (77.8)

Mild-moderate (%)

16 (13.7)

Severe (%)

10 (8.5)

Guiding catheter size

 

6 French (%)

115 (98.3)

7 French (%)

2 (1.7)

MV lesion length (mm)

38.3 ± 19.9

SB lesion length (mm)

11.7 ± 7.1

MV pretreatment TIMI flow

 

0–1 (%)

22 (18.8)

2 (%)

4 (2.5)

3 (%)

91 (77.8)

SB pretreatment TIMI flow

 

0–1 (%)

16 (13.3)

2 (%)

4 (2.5)

3 (%)

97 (82.9)

SB predilation

12 (10.3)

DKo details

 

Number of stents

1.5 ± 0.6

MV stent diameter (mm)

3.1 ± 0.4

MV stent length (mm)

43.6 ± 22.3

SB balloon diameter (mm)

1.8 ± 0.3

SB balloon length (mm)

16.2 ± 2.3

SB balloon pressure (atm)

7.4 ± 3.1

Procedural time (min)

18.7 ± 5.0

  1. Data are presented as mean ± SD or n (%)
  2. LAD, left anterior descending coronary artery; LCX, left circumflex coronary artery; Dg, diagonal branch; MV, main vessel; SB, side branch; TIMI, thrombolysis in myocardial infarction; DKo, double kissing inflation outside the stent; atm, atmosphere