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Table 5:

Correlations between predictive variables and brain scores based on either qCBF or qCBV (PLS Analysis)

Predictive VariableCorrelation Coefficient (qCBF)Correlation Coefficient (qCBV)
Normalized WML volume−0.71a−0.72a
SDMT−0.56a−0.52a
COWAT−0.54a−0.53a
Overall patient impairment−0.53a−0.53a
BVMT-R Delayed Recall−0.51a−0.51a
BVMT-R Total Learning−0.49a−0.46a
JLO−0.45a−0.43a
Normalized GM volume0.44a0.39a
PASAT−0.41a−0.38a
D-KEFS−0.42a−0.35a
CVLT-II Total Learning−0.34a−0.28a
CVLT-II Delayed Recall−0.28a−0.28
  • Note:—BVMT-R indicates Brief Visuospatial Memory Test-Revised; COWAT, Controlled Word Association Test; CVLT, California Verbal Learning Test; D-KEFS, Delis-Kaplan Executive Function System; JLO, judgment of line orientation; PASAT, Paced Auditory Serial Addition Test; SDMT, Symbol Digit Modalities Test.

  • a 95% confidence interval does not overlap zero.