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Table 2: Wilcoxon analysis^{^a}
Ipsilateral Contralateral P Value
Total plaque 788 (548–941) 689 (551–1189) .543
Volume (mm³)^{^b} 
    IPH 65 (36–161) 15 (12–46) .001
    Fatty 154 (80–279) 141 (91–205) .375
    Lipid 86 (44–115) 103 (62–157) .095
    Mixed 460 (352–555) 424 (313–713) .339
    Calcium 118 (66–206) 119 (99–261) .182
Percentage 
    IPH 15% (6%–19%) 3% (2%–5%) .001
    Fatty 23% (18%–30%) 18% (14%–21%) .011
    Lipid 11% (7%–13%) 15% (10%–16%) .016
    Mixed 57% (52%–63%) 61% (56%–65%) .312
    Calcium 17% (12%–22%) 18% (15%–26%) .498
IPH/fatty ratio 0.596 (0.344–0.754) 0.171 (0.126–0.1991) .001
↵a Wilcoxon Analysis between carotid plaque components and subcomponents between symptomatic and asymptomatic side. Data are expressed in cubic mm.
↵b Voxel size is 0.5 mm isotropic.

	Ipsilateral	Contralateral	P Value
Total plaque	788 (548–941)	689 (551–1189)	.543
Volume (mm³)^{^b}
IPH	65 (36–161)	15 (12–46)	.001
Fatty	154 (80–279)	141 (91–205)	.375
Lipid	86 (44–115)	103 (62–157)	.095
Mixed	460 (352–555)	424 (313–713)	.339
Calcium	118 (66–206)	119 (99–261)	.182
Percentage
IPH	15% (6%–19%)	3% (2%–5%)	.001
Fatty	23% (18%–30%)	18% (14%–21%)	.011
Lipid	11% (7%–13%)	15% (10%–16%)	.016
Mixed	57% (52%–63%)	61% (56%–65%)	.312
Calcium	17% (12%–22%)	18% (15%–26%)	.498
IPH/fatty ratio	0.596 (0.344–0.754)	0.171 (0.126–0.1991)	.001