Table 1 Patient demographic and clinical data.

From: Using deep belief network modelling to characterize differences in brain morphometry in schizophrenia

 

Patients with schizophrenia (n = 143)

First-episode psychosis (n = 32)

Healthy controls (n = 83)

Statistical tests

Statistics

p-value

Age, y (avg ± sd)

37.12 ± 10.99

27.09 ± 7.97

35.49 ± 11.08

t = −1.1

0.272

Age of onset, y (avg ± sd)

22.86 ± 6.64

—

—

  

Duration of illness, y(avg ± sd)

13.39 ± 8.20

—

—

  

PANSS scores (avg ± sd)

 Total

58.59 ± 14.47

—

—

  

 Positive

12.74 ± 4.46

—

—

  

 Negative

16.92 ± 5.50

—

—

  

 General

29.06 ± 7.35

—

—

  

Sex, n (%)

   

χ2 = 0.2

0.598

 Men

95 (66%)

15 (46%)

56 (67%)

  

 Women

48 (34%)

17 (54%)

27 (33%)

  
  1. Notes: The chi-square test for independence was applied to verify the independence of the gender variable of patients with schizophrenia and healthy controls, and the independent-samples t-test to verify the independence of the age variable.
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