Table 4:

Associations between relaxation rates and cognitive tests for the mixed groupa

SDMT (n = 36)Verbal Fluency Test (n = 17)
UncorrectedCorrectedbUncorrectedCorrectedb
DN R1−0.34, P = .04−0.35, P = .028−0.38, P = .18−0.36, P = .13
DN R2−0.41, P = .012c−0.37, P = .014c−0.06, P = .82−0.04, P = .87
GP R1−0.32, P = .07−0.29, P = .13−0.43, P = .16−0.31, P = .26
GP R2−0.18, P = .32−0.12, P = .51−0.37, P = .23−0.64, P = .003c
CN R1−0.46, P = .005c−0.34, P = .05−0.63, P = .009c−0.68, P = .003c
CN R2−0.39, P = .018c−0.21, P = .29−0.52, P = .04−0.89, P = .006c
Thalamus R1−0.45, P = .005c−0.38, P = .014c−0.59, P = .017c−0.50, P = .020c
Thalamus R2−0.42, P = .011c−0.45, P= .002c−0.44, P = .09−0.34, P = .10
  • a All association results are given as β coefficients.

  • b Corrected for disease duration, lesion volume, and brain parenchymal fraction.

  • c P < .023.