Table 1 Optical coherence tomography (OCT) in-stent analysis of all stent data together pre-implant, post-implant and at 28 days follow-up.

From: Plaque burden is associated with minimal intimal coverage following drug-eluting stent implantation in an adult familial hypercholesterolemia swine model

 

Variables analyzed

Stent segments

Pre-implant

n

13

OCT frames

82 ± 28

Min lumen area (mm2)

5.8 ± 1.5

Mean lumen area (mm2)

7.0 ± 1.2

% plaque burden

40 ± 15

Post-implant

n

13

OCT frames

126 ± 43

Min lumen area (mm2)

7.8 ± 1.2

% acute gain

25 ± 13

Mean lumen area (mm2)

8.0 ± 1.4

Mean stent area (mm2)

8.1 ± 1.4

Min stent area (mm2)

6.8 ± 1.3

% plaque burden

36 ± 13

28 days follow-up

n

13

OCT frames

98 ± 41

Min lumen area (mm2)

6.5 ± 1.2

Mean lumen area (mm2)

6.6 ± 1.2

Mean stent area (mm2)

7.2 ± 1.2

Min stent area (mm2)

6.6 ± 1.4

Late loss (%)*

13 ± 18

% plaque burden

37 ± 10

% NI burden

9.0 ± 4.0

  1. Results are reported as mean ± standard deviation.
  2. NI neointima.
  3. *Negative values were present as some arteries showed a larger lumen area at follow-up as compared to post-implant.
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