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Table 5 Outcome for patients with vulnerable or stable plaques according to filter-based embolic protection device used

From: Treatment outcomes of carotid artery stenting with two types of distal protection filter device

FilterWire1

Vulnerable plaque (n = 66)

Stable plaque (n = 55)

p-value

Flow impairment

8 (12.1%)

6 (10.9%)

1*

Ischemic neurological events

3 (4.5%)

2 (3.6%)

1*

New white lesions on DWI

27 (40.9%)

11 (20.0%)

0.02**

Spider 2

Vulnerable plaque (n = 23)

Stable plaque (n = 14)

p-value

Flow impairment

1 (4.3%)

0 (0%)

1*

Ischemic neurological events

1 (4.3%)

0 (0%)

1*

New white lesions on DWI3

10 (43.5%)

4 (28.6%)

0.36**

  1. 1FilterWire EZ™.
  2. 2Spider FX™.
  3. 3DWI, diffusion-weighted magnetic resonance imaging.
  4. *Fisher’s exact test; **Pearson’s Chi-squared test.