Table 4:
Comparison of arterial damage by the device samples according to the presence or absence of a clot and the number of retrievalsa
| With Clot (10 Samples) | Without Clot (10 Samples) | P Valueb | Two Retrievals (10 Samples) | Three Retrievals (10 Samples) | P Valuec | |
|---|---|---|---|---|---|---|
| Mural thrombus (%) | 0.5 ± 1.6 | 10.1 ± 19.3 | .21 | 3.2 ± 10.3 | 7.3 ± 17.6 | .31 |
| Endothelial denudation (%) | 81.8 ± 18.9 | 63.8 ± 35.8 | .25 | 68.9 ± 28.8 | 76.6 ± 30.0 | .41 |
| Intimal layer edema (%) | 35 ± 33.4 | 99.1 ± 57 | .009 | 84.1 ± 62.8 | 50 ± 45.6 | .24 |
| IEL fractured (%) | 10 ± 17.5 | 37.5 ± 61.5 | .18 | 40 ± 61.5 | 7.5 ± 12.1 | .27 |
| Medial layer edema (%) | 45 ± 43.8 | 59.1 ± 26.5 | .44 | 56.6 ± 37 | 47.5 ± 36.2 | .58 |
a
Data are means +/− standard deviations.
b
Mann-Whitney test for samples with versus without clots.
c
Mann-Whitney test for 2 versus 3 retrievals.