Table 3.
Plaque wall thickness correlates positively with flow shear stress and negatively with plaque wall stress
| Patient | P1 | P2 | P3 | P4 | P5 | P6 | P7 | P8 | P9 | P10 |
|---|---|---|---|---|---|---|---|---|---|---|
| Segment length (cm) |
2.15 |
5.16 |
3.30 |
6.60 |
4.40 |
2.80 |
3.15 |
3.15 |
27.5 |
27.5 |
| MPVI |
2 |
2 |
3 |
3 |
3 |
3 |
3 |
2 |
4 |
4 |
| Qts |
176 |
176 |
136 |
180 |
180 |
164 |
256 |
256 |
224 |
224 |
| Correlation between vessel thickness and flow shear stress under maximum pressure | ||||||||||
| r |
0.3963 |
0.2842 |
0.2982 |
0.1501 |
-0.1305 |
0.377 |
0.443 |
0.456 |
0.1364 |
0.3687 |
| p |
0 |
0.0001 |
0.0004 |
0.0443 |
0.0808 |
0 |
0 |
0 |
0.0414 |
0 |
| Correlation between vessel thickness and plaque wall stress under maximum pressure | ||||||||||
| r |
0.0019 |
-0.444 |
-0.614 |
-0.620 |
-0.477 |
-0.687 |
-0.714 |
-0.543 |
-0.502 |
-0.699 |
| p |
0.9799 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| Correlation between vessel thickness and flow shear stress under minimum pressure | ||||||||||
| r |
0.376 |
0.313 |
0.302 |
0.119 |
-0.151 |
0.378 |
0.459 |
0.436 |
0.124 |
0.368 |
| p |
0.000 |
0.000 |
0.000 |
0.113 |
0.042 |
0.000 |
0.000 |
0.000 |
0.063 |
0.000 |
| Correlation between vessel thickness and plaque wall stress under minimum pressure | ||||||||||
| r |
0.007 |
-0.630 |
-0.712 |
-0.655 |
-0.487 |
-0.648 |
-0.811 |
-0.680 |
-0.379 |
-0.372 |
| p | 0.932 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 |
MPVI: Morphological plaque vulnerability index; Qts: Quarters.