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. Author manuscript; available in PMC: 2013 Oct 4.
Published in final edited form as: JAMA Psychiatry. 2013 Oct;70(10):1057–1066. doi: 10.1001/jamapsychiatry.2013.289

Table 4.

The FWHM and SNR in 2 Regions of Interest at Baseline and at 4 Weeks in the FEP Group and the Control Group

Variable Mean (SD) P Value
FEP Group Control Group
Right associative striatum at baseline
 FWHM, ppm 0.07 (0.01) 0.08 (0.01) .03
 SNR 15.46 (2.39) 14.78 (2.88) .41
Right associative striatum at 4 wk
 FWHM, ppm 0.08 (0.01) 0.08 (0.01) .38
 SNR 13.83 (4.38) 15.78 (2.26) .10
Right cerebellar cortex at baseline
 FWHM, ppm 0.07 (0.01) 0.07 (0.01) .51
 SNR 17.69 (2.60) 17.00 (3.06) .44
Right cerebellar cortex at 4 wk
 FWHM, ppm 0.07 (0.01) 0.06 (0.01) .29
 SNR 16.54 (3.20) 18.55 (2.72) .04

Abbreviations: FEP, first-episode psychosis; FWHM, full-width at half maximum; SNR, signal-to-noise ratio.