Table 2:
Comparison between ipsilateral and contralateral asymptomatic plaques: results of Wilcoxon signed rank tests
| Plaques Ipsilateral to the Symptomatic Side (Mean Value ± SE) | Contralateral Asymptomatic Plaques (Mean Value ± SE) | P Value | |
|---|---|---|---|
| Degree of stenosis according to NASCET method6 (%) | 37.1 ± 2.1 | 16.1 ± 2.9 | <.001 |
| Mean TBR | |||
| All patients (N = 50) | 1.19 ± 0.03 | 1.17 ± 0.04 | .318 |
| Only patients in whom 18F-FDG PET/MDCT was performed within 38 days after symptoms (n = 38) | 1.24 ± 0.04 | 1.17 ± 0.05 | .014 |
| Maximum TBR | |||
| All patients (N = 50) | 1.46 ± 0.05 | 1.44 ± 0.06 | .160 |
| Only patients in whom 18F-FDG PET/MDCT was performed within 38 days after symptoms (n = 38) | 1.53 ± 0.06 | 1.42 ± 0.06 | .015 |
| Vessel wall volume (mm3) | 982.3 ± 121.3 | 811.3 ± 106.6 | .016 |
| LRNC volume (mm3) | 164.7 ± 26.1 | 134.3 ± 35.2 | .026 |
| Volume of fibrous tissue (mm3) | 491.2 ± 56.2 | 430.5 ± 49.9 | .081 |
| Volume of calcifications (mm3) | 312.4 ± 61.6 | 246.9 ± 45.8 | .067 |