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. 2007 Jan 29;6:3. doi: 10.1186/1744-859X-6-3

Table 1.

Positive and Negative Syndrome Scale (PANSS) Scores at Baseline, Week 52, and Endpoint (Intention-to-Treat Population)

PANSS, mean ± SD Baseline (N = 67) Week 52 (n = 31) LOCF Endpoint (N = 67)
Total 65.4 ± 13.5 57.5 ± 12.7 61.7 ± 17.9
P < .0001 P = .087
Positive symptoms 18.1 ± 5.3 15.6 ± 4.5 17.3 ± 6.2
P < .0001 P = .233
Negative symptoms 17.4 ± 5.4 16.0 ± 4.4 16.1 ± 5.4
P = .007 P = .071
Anxiety/depression 9.1 ± 3.0 7.3 ± 2.7 8.5 ± 3.7
P = .002 P = .133
Disorganized thought 14.4 ± 4.1 13.4 ± 3.8 13.9 ± 4.2
P = .001 P = .337
Uncontrolled hostility/excitement 6.3 ± 2.4 5.3 ± 1.7 5.9 ± 2.4
P = .001 P = .278

P values represent significance of change from baseline, paired t test. LOCF indicates last observation carried forward.