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Table 3 Plaque wall thickness correlates positively with flow shear stress and negatively with plaque wall stress

From: Human coronary plaque wall thickness correlated positively with flow shear stress and negatively with plaque wall stress: an IVUS-based fluid-structure interaction multi-patient study

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
  1. MPVI: Morphological plaque vulnerability index; Qts: Quarters.