Table 5.

Correlation results between lipid depth increase (LDI) and four risk parameters (WT, WSS, PWS, and PWSn) using their quarter average values at baseline (T1) and follow up (T2).

Predictor: Wall Thickness (WT)
Patient	Qts	T1 (Baseline)		T2 (Follow Up)
		r	p	r	p
F1	228	−0.2903	1.08E-05	−0.3392	1.93E-07
F2	144	−0.1095	0.1921	−0.0637	0.4487
F3	136	−0.6393	6.05E-16	−0.3177	0.0002
Combined	508	−0.4491	5.95E-22	−0.1928	0.0001

Predictor: Wall Shear Stress (WSS)
Patient	Qts	T1 (Baseline)		T2 (Follow Up)
		r	p	r	p
F1	228	−0.4094	2.28E-10	−0.2464	0.0003
F2	144	0.0377	0.6538	−0.1329	0.1129
F3	136	−0.0100	0.9084	0.1885	0.0286
Combined	508	−0.0856	0.1187	−0.0524	0.2998

Predictor: Plaque Wall Stress (PWS)
Patient	Qts	T1 (Baseline)		T2 (Follow Up)
		r	p	r	p
F1	228	0.0563	0.3995	0.1580	0.0178
F2	144	−0.0617	0.4629	0.0807	0.3367
F3	136	0.3123	0.0002	0.3074	0.0003
Combined	508	0.1775	4.20E-05	0.1475	0.0005

Predictor: Plaque Wall Strain (PWSn)
Patient	Qts	T1 (Baseline)		T2 (Follow Up)
		r	p	r	p
F1	228	0.0624	0.3496	0.1552	0.0203
F2	144	−0.0686	0.4145	0.1061	0.2062
F3	136	0.3548	2.76E-05	0.1305	0.1306
Combined	508	0.2074	7.48E-07	0.1069	0.0148