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Table 2 MRI T2 relaxation times (lower values are thought to indicate greater rCBV) for the left and for right hemispheres as well as the laterality indices calculated from these values for subjects who by probe AEP had a left or a right negative hemispheric emotional valence.

From: Determination of hemispheric emotional valence in individual subjects: A new approach with research and therapeutic implications

Probe AEPs

N

LH

RH

LI (L-R/L+R)

Left Negative HEV

10

87.23 ± 7.51

87.56 ± 7.76

-0.366 ± 0.451

Right Negative HEV

17

89.88 ± 9.72

89.78 ± 9.54

0.089 ± 0.586*

  1. LH = left hemisphere
  2. RH = right hemisphere
  3. * unpaired t-test Left – Right Negative HEV:t = 2.11, df = 25, p = 0.045.