Table 1 Demographic and clinical data of patient and control groups. Descriptive data are presented as mean (range).

From: Perception of the duration of emotional faces in schizophrenic patients

Characteristics

Patient (n = 47)

Control (n = 46)

Statistics

Mean age, y

31.3 (18–42)

33.6 (21–56)

t(91) = −1.54, p = 0.127

Education time, y

13.4 (9–16)

14.2 (9–16)

t(91) = −1.78, p = 0.078

IQa

100 (75–127)

103 (77–129)

t(91) = −1.47, p = 0.145

Sex, male/female

27/20

26/20

χ2(1) = 0.008, p = 0.928

Handedness, right/left

47/0

46/0

 

Length of illness, m

140.8 (2–300)

  

Age at disease onset, y

19.6 (14–38)

  

Neuroleptic, typical/atypical/both

0/44/3

  

Subtype, paranoid/undifferentiated

18/29

  

Chlorpromazine equivalents, mg/db

584.7 (268–948)

  

PANSS score

   

Positive scale

15.1 (7–34)

  

Negative scale

16.2 (10–30)

  

General Psychopathology scale

31.3 (21–50)

  
  1. aThe Wechsler Adult Intelligence Scale (fourth edition)63,64,65.
  2. bAccording to the reference of Woods66.