Table 2.

Global gray and white matter ROIs

Mean free waterDifferencet(df); p
First episodeControls
Left gray matter0.19910.18260.0165t(33) = 2.48; p = 0.0184
Right gray matter0.20210.18850.0136t(33) = 2.23; p = 0.0331
Left white matter0.11450.10310.0115t(33) = 2.54; p = 0.0161
Right white matter0.11540.10420.0112t(33) = 2.55; p = 0.0155
  • t(df) is the t statistic and degrees of freedom; p is the significance value.