Table 1 Participant characteristics.

From: Atypical prediction error learning is associated with prodromal symptoms in individuals at clinical high risk for psychosis

 

Healthy Controls (n = 23)

CHR Participants (n = 31)

Age (years)

21.5 (2.8)

20.7 (2.4)

Sex

13 female, 10 male

10 female, 21 male

Handedness

20 right, 3 left

28 right, 3 left

Parental socioeconomic status74

53.1 (13.9)

53.1 (13.8)

Years of educationa

15.1 (1.8)

14.0 (2.1)

National adult reading test75 estimated pre-morbid verbal IQ

110.3 (5.9)

110.1 (9.6)

Scale of psychosis-risk-symptoms,

Based on the structured interview for psychosis-risk syndromes (SIPS54;)

Positive scale total

 

10.5 (3.6)

Negative scale total

 

12.8 (4.9)

Disorganised scale total

 

5.6 (3.2)

General scale total

 

9.6 (4.0)

  1. Demographic, neuropsychological and clinical characteristics of the study sample (means, and in parentheses standard deviation, given for continuous variables).
  2. aPatients differed significantly from controls, p = 0.04.
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