Table 2.

Unadjusted correlates of processing speed and set-shifting.

Variable	North American and South Korean Ischemic Stroke cohorts (N= 106)
	TMT- A Correlation (p-level)	TMT-B-A Difference Score Correlation (p-level)	TMT-B-A Proportion Score† Correlation (p-level)	TMT-B-A Quotient Score† Correlation (p-level)
Age	0.34 (<0.0001)	0.48 (<0.0001)	0.24 (0.01)
Gender (Female)	0.29 (0.003)	0.30 (0.002)	0.13 (0.2)
Years of Education	-0.12 (0.2)	-0.21 (0.03)	-0.14 (0.1)
Global WMH Volume	0.52 (<0.0001)	0.53 (<0.0001)	0.31 (0.001)
CHIPS	0.43 (<0.0001)	0.52 (<0.0001)	0.37 (<0.0001)
Infarct Volume	0.31 (0.001)	0.19 (0.05)	0.05 (0.6)
SLF Stroke	0.28 (0.003)	0.26 (0.007)	0.14 (0.2)
Executive Network Stroke	0.08 (0.4)	0.15 (0.1)	0.12 (0.2)
Study Site	-0.2 (0.04)	-0.17 (0.08)	-0.19 (0.06)
Days between stroke onset and neuropsychological testing	0.2(0.04)	0.2 (0.02)	0.3(0.01)

^†The proportion and quotient scores were perfectly correlated with each other. Study Site was coded as: North America=0, South Korea=1.