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Table 1 Demographic and clinical data of the healthy controls and the FES participants  in our sample

From: Machine learning classification of first-episode schizophrenia spectrum disorders and controls using whole brain white matter fractional anisotropy

 

Controls (n = 77)

FES participants (n = 77)

Note

Sex – female N (%)

34 (44%)

34 (44%)

NS

Age, mean (S.D.)

28.32 (7.02)

28.51 (7.03)

t = 0.16; p = 0.87

Diagnosis (Schizophrenia/Acute polymorphic psychotic disorder) (%)

n/a

46 (59.7%) / 31 (40.3%)

n/a

Median duration of illness, months (SD)

n/a

3 (7.1)a

n/a

Drug dose upon MRI – median chlorpromazine equivalent (SD)

n/a

337 (234.8)a

n/a

PANSS positive mean (SD)

n/a

13.9 (4.9)

n/a

PANSS negative mean (SD)

n/a

15.7 (6.1)

n/a

PANSS general mean (SD)

n/a

32.8 (8.5)

n/a

PANSS total mean (SD)

n/a

62.4 (16.7)

n/a

  1. S.D. Standard Deviation, MRI Magnetic Resonance Imaging, PANSS Positive and Negative Syndrome Scale
  2. aData from 1 patient missing