Table 5.

Correlation of EPA, EPA/AA, DHA and DHA/AA to gray-scale data and VH-IVUS data.

	EPA correlation index	P	EPA /AA correlation index	P	DHA correlation index	P	DHA/AA correlation index	P
Gray scale-IVUS data
Max luminal diameter (mm)	−0.155	0.247	−0.137	0.304	−105	0.435	−0.047	0.724
Min luminal diameter (mm)	−0.143	0.264	−0.045	0.737	−0.07	0.603	0.158	0.237
Average luminal diameter (mm)	−0.077	0.567	−0.041	0.761	0.032	0.814	0.149	0.263
Luminal area (mm2)	−0.087	0.47	−0.057	0.673	0.009	0.944	0.141	0.293
Max vessel diameter (mm)	−0.296	0.024*	−0.321	0.014*	−0.233	0.079	−0.233	0.078
Min vessel diameter (mm)	−0.233	0.078	−0.253	0.055	−0.217	0.102	−0.201	0.129
Average vessel diameter (mm)	−0.267	0.043*	−0.285	0.030*	−0.222	0.093	−0.209	0.116
Vessel area (mm2)	−0.289	0.028*	−0.291	0.027*	−0.249	0.059	−0.213	0.109
Plaque area (mm2)	−0.286	0.029*	−0.293	0.025*	−0.258	0.051	−0.235	0.076
Plaque burden (%)	−0.185	0.163	−0.261	0.048*	−0.167	0.212	−0.253	0.055
Max intima thickness (mm)	−0.309	0.018*	−0.342	0.009*	−0.255	0.053	−0.28	0.033*
Min intima thickness (mm)	0.161	0.23	−0.182	0.175	−0.215	0.108	−0.233	0.082
Average intima thickness (mm)	−0.248	0.06	−0.283	0.031*	−0.2	0.132	−0.236	0.074
Remodeling index	−0.157	0.248	−0.131	0.341	−0.163	0.229	−0.083	0.541
VH-IVUS data
Fibrous area (mm2)	−0.294	0.025*	−0.292	0.026*	−0.233	0.078	−0.214	0.106
Fibrous area (%)	−0.154	0.248	−0.264	0.046*	0.007	0.96	−0.155	0.245
Fibro fatty area (mm2)	−0.241	0.068	−0.249	0.06	−0.212	0.111	−0.179	0.179
Fibro fatty area (%)	−0.176	0.186	−0.229	0.084	−0.134	0.316	−0.147	0.271
Necrotic core area (mm2)	−0.073	0.584	−0.06	0.656	−0.161	0.228	−0.122	0.362
Necrotic core area (%)	0.107	0.424	0.141	0.292	−0.033	0.805	0.005	0.97
Dense calcium area (mm2)	0.121	0.367	0.125	0.35	0.036	0.789	0.026	0.847
Dense calcium (%)	0.334	0.011*	0.513	<0.001*	0.181	0.174	0.375	0.004*

*:The difference between ACS and SCD is statistically significant with P<0.05. IVUS, intravascular ultrasound; Max, maximum; Min, minimum.