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. 2005 May 3;5:22. doi: 10.1186/1471-244X-5-22

Table 2.

Effects of treatment on PANSS factors, depressive symptoms and the clinical global impression.

Baseline Week 2 Week 4 Week 12 Statistics p value
PANSS Factors
Positive 25.7 (8.6) 18.2 (6.6) 14.7 (7.1) 13 (6.6) F(3,77) = 33 <0.001
Negative 26.8 (8.3) 19.3 (7.1) 16.3 (7.3) 13.8 (6.4) F(3,77) = 41.1 <0.001
Cognitive 19.8 (6.2) 14 (5.2) 12.8 (5.2) 11.2 (5) F(3,77) = 24.4 <0.001
Excitement 9.4 (4.1) 6.1 (2.8) 5.6 (3) 5.2 (2) F(3,77) = 17.6 <0.001
Depression/Anxiety 9.7 (4.3) 7.3 (2.9) 6.4 (3) 5.4 (2.6) F(3,77) = 21.6 <0.001
Total Score 91.5 (23.8) 78.4(16.9) 56 (21.9) 48.8 (20.1) F(3,77) = 43.6 <0.001

CDSS 3.9 (4.9) 2.4 (3) 1.7 (2.9) 1 (2.7) F(3,77) = 9.6 <0.001

CGI
Severity 4.7 (1.1) 3.4 (1.1) 2.8 (1.2) 2.3 (1.4) F(3,77) = 54.2 <0.001
Improvement 2.5 (0.9) 2.2 (1) 2.3 (1.4) F(2,78) = 2.1 0.12

Mean (S.D.)

PANSS, Positive and negative syndrome scale

CDSS, Total score of the Calgary depression scale for schizophrenia

CGI, Clinical global impression scale