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Table 3 Mean score ± sd at neuropsychological tests in remitted and non-remitted patients according to different criteria

From: Clinical Global Impression-severity score as a reliable measure for routine evaluation of remission in schizophrenia and schizoaffective disorders

Items

Criteria of remission

Remitted

Non-remitted

Statistics (df) /p Cohen’s d

MMSE total score

SWGC

26.80 (2.71)

25.02 (4.42)

t(110) = 2.576, p = .011/0.485

CGI-S

26.40 (3.20)

25.44 (4.21)

t(110) = 1.358, p = .177/NA

BACS list learning

SWGC

9.31 (4.77)

9.92 (4.59)

t(99) = −.652, p = 0.516/NA

CGI-S

9.51 (4.78)

9.70 (4.53)

t(101) = .199, p = 0.843/NA

BACS Digit sequencing task

SWGC

14.75 (6.06)

11.26 (6.19)

t(99) = 2.86, p = .005/0.571

CGI-S

15.37 (5.56)

10.34 (6.13)

t(101) = 4.363, p < .0001/0.868

BACS Verbal Fluency/category instances

SWGC

9.89 (4.98)

8.10 (4.96)

t(99) = 1.801, p = .075/NA

CGI-S

9.63 (5.07)

8.25 (4.84)

t(101) = 1.405, p = .163/NA

BACS Verbal Fluency Controlled Oral Words ass.test

SWGC

15.05 (3.89)

14.50 (5.49)

t(99) = 0.569, p = .571/NA

CGI-S

15.47 (4.61)

13.98 (4.75)

t(101) = 1.613, p = .110/NA

BACS Symbol coding

SWGC

32.60 (13.64)

28.60 (12.29)

t(99) = 1.549, p = 0.125/NA

CGI-S

31.84 (13.03)

28.71 (13.15)

t(101) = 1.214, p = .228/NA

BACS Tower of London

SWGC

11.38 (5.98)

9.5 (6.53)

t(99) = 1.445, p = 0.152/NA

CGI-S

10.96 (6.20)

9.77 (6.27)

t(101) = .969, p = .228/NA

  1. SWGC Schizophrenia Working Group Severity Criterion, CGI Clinical Global Impression Severity Criterion, NA not assessed in the absence of significant difference.