Table 2. Correlation results between WTI and eight risk factors at baseline and follow-up. NS=No statistical significance.

WTI vs.
Risk factor	baseline		follow-up
	r	p	r	p
	WT	-0.7962	6.32E-33	0.9309	1.93E-50
PWS	0.0371	0.5853(NS)	-0.1596	0.0020
PWSn	0.0552	0.3338(NS)	-0.2023	9.49E-05
WSS	-0.2639	0.0004	0.5784	2.67E- 12
Lipid percent	0.0007	0.9884(NS)	0.1009	0.1263(NS)
Min cap thickness	0.0437	0.1955(NS)	0.0433	0.2876(NS)
PA	-0.7399	1.22E-11	0.9152	1.40E-31
PB	-0.5985	1.08E-15	0.8176	1.01E-32