Table 2 Acute phase DWI after carotid artery stenting

From: Plasma thrombin-cleaved osteopontin elevation after carotid artery stenting in symptomatic ischemic stroke patients

 

DWI negative (n=15)

DWI positive (n=21)

P-value

Pre-procedural symptom, yes (%)†

5 (33.3)

17 (80.9)

0.005

Diabetes mellitus (%)†

9 (60.0)

7 (33.3)

0.106

Ischemic heart disease (%)†

7 (46.7)

5(23.8)

0.110

 ARB use (%)†

7 (46.7)

8 (38.0)

0.363

 Statin use (%)†

6 (42.9)

8 (38.1)

0.526

Debris; high grade (%)

3 (20.0)

18 (85.7)

<0.0001

OPN pre (ng ml–1)

497±210

619±305

0.217

OPN post (ng ml–1)

719±268

954±385

0.070

Δ OPN (ng ml–1)

237±123

334±186

0.112

trOPN pre (pmol l–1)††

0 (0–3.96)

0 (0–8.10)

0.051

trOPN post (pmoll–1)††

0 (0–3.60)

2.2 (0–12.7)

0.003

  1. Abbreviations: ARB; angiotensin II receptor blocker, DWI, diffusion-weighted cerebral MRIs; Δ OPN, post-OPN minus pre-OPN; OPN, osteopontin; trOPN, thrombin-cleaved form of osteopontin.
  2. Statistical analysis was performed by Student's t test: †χ2-test, ††Mann–Whitney’s U test.
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