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. Author manuscript; available in PMC: 2013 Mar 14.
Published in final edited form as: J Int Neuropsychol Soc. 2008 Jul;14(4):535–541. doi: 10.1017/S1355617708080697

Table 3.

Relationships among vascular smooth muscle function, endothelium-dependent vascular function, and initiation/processing speed

% Δ in
blood flow
with verapamil		 Acetylcholine/
verapamil
response ratio
Initiation/Processing
 Speed Composite		 .371* .125
Controlled Oral
 Word Association		 .439** .040
Digit Symbol-Coding .237* .189
Trail Making Test–A .185 .068

Note. Values are partial correlations, controlling for age, education, and estimated level of premorbid cognitive function (Wide Range Achievement Test-3 Reading score).

*

p < .05

**

p < .001; Correlations were calculated such that positi ve correlations indicate that butter vascular function is associated with better test performance.