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Table 2 Procedural and angiographical characteristics

From: Impact of Chocolate percutaneous transluminal angioplasty balloon on vessel preparation in drug-coated balloon angioplasty for femoropopliteal lesion

 

Chocolate

n = 48

Conventional

n = 63

P

Procedural characteristics

Pre-balloon dilatation

  Balloon diameter, mm

4.8 ± 0.8

4.6 ± 0.8

0.156

  Balloon length, mm

90 ± 37

148 ± 95

0.004

  Inflation pressure, atm

11 ± 3

16 ± 7

 < 0.001

  Inflation time, sec

154 ± 42

132 ± 77

0.225

Final device

  Drug-coated balloon, n (%)

47 (98)

53 (84)

0.016

  Bailout stent, n (%)

1 (2.1)

10 (15.9)

0.016

Angiographical results

  Post pre-dilatation

   Dissection grade

   Grade none, n (%)

29 (60)

18 (29)

0.006

   Grade A, n (%)

14 (29)

19 (30)

 

   Grade B, n (%)

3 (6)

10 (16)

 

   Grade C, n (%)

1 (2)

8 (13)

 

   Grade D, n (%)

1 (2)

7 (11)

 

   Grade E or F, n (%)

0

1(2)

 

   Severe dissection, n (%)

2 (4.2)

16 (25.4)

0.003

   %Diameter stenosis, %

18 ± 15

20 ± 17

0.409

Final angiogram

  Severe dissection, n (%)

1 (2.1)

7 (11.1)

0.070

  %diameter stenosis, %

13 ± 11

13 ± 12

0.990