Table 1 Demographic data and clinical baselines of the participants.

From: Abnormal regional homogeneity as potential imaging biomarker for psychosis risk syndrome: a resting-state fMRI study and support vector machine analysis

Characteristics

PRS

Controls

t/χ2

p

Sample size

34

37

  

Gender (male/female)

21/13

18/19

1.231

0.341

Age (years)

21.50 ± 3.53

20.76 ± 3.08

0.948

0.346

Years of education (years)

12.50 ± 3.82

13.89 ± 2.00

−1.945

0.056

MADRS

13.29 ± 6.50

0.85 ± 1.73

10.331

<0.001

PANSS

64.87 ± 10.96

30.79 ± 1.36

16.912

<0.001

 Positive

12.38±4.06

6.53 ± 2.04

7.363

<0.001

 Negative

15.16 ± 6.56

6.47 ± 1.99

7.199

<0.001

 General

33.28 ± 10.68

15.22 ± 4.76

8.817

<0.001

TMT

41.79 ± 18.66

36.92 ± 11.22

1.307

0.196

BACS

53.96 ± 9.49

60.97 ± 10.72

−2.742

0.008

HVLT-R

22.79 ± 6.44

27.05 ± 3.87

−3.110

0.003

BVMT-R

20.41 ± 11.63

27.65 ± 5.81

−3.272

0.002

SIPS

35.13 ± 11.23

   

 Positive

9.52 ± 3.14

   

 Negative

13.10 ± 6.72

   

 Disorganized

6.23 ± 3.23

   

 General

6.29 ± 3.43

   
  1. PRS, Psychosis Risk Syndrome; MADRS, Montgomery Asberg Depression Rating Scale; PANSS, Positive and Negative Syndrome Scale; TMT, Trail Making Test; BACS, Brief Assessment of Cognition in Schizophrenia; HVLT-R, Hopkins Verbal Learning Test-Revised; BVMT-R, Brief Visuospatial Memory Test-Revised; SIPS, Structured Interview for Psychosis-Risk Syndromes.
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