Table 4. Correlation between Brief Psychiatric Rating Scale (BPRS) item scores and Schedule of Affective Disorders and Schizophrenia (SADS) delusions/hallucinations scores.

BPRS – Items		Spearman coefficients
		SADS Delusions	SADS Hallucinations
1	Somatic concern	0.15 *	0.02
2	Anxiety	0.18 **	-0.14 *
3	Emotional withdrawal	0.21 ***	0.10
4	Conceptual disorganization	0.10	-0.01
5	Guilt feelings	0.02	0.08
6	Tension	0.12	0.07
7	Mannerisms and posturing	0.01	-0.00
8	Grandiosity	-0.02	0.05
9	Depressive mood	0.06	-0.01
10	Hostility	-0.02	0.03
11	Suspiciousness	0.27 ***	0.13 *
12	Hallucinatory behaviour	0.11	0.87 ***
13	Motor retardation	0.16 **	0.03
14	Uncooperativeness	0.13 *	0.06
15	Unusual thought content	0.28 ***	0.26 ***
16	Blunted affect	0.19 **	0.13 *
17	Excitement	0.04	0.07
18	Confusion	0.00	0.05

Spearman correlation analysis for BPRS item scores versus the SADS item scores regarding delusions and hallucinations at baseline (n=259). SADS delusion score range = 3-7. SADS hallucination score range = 1-3. Score range on all BPRS items = 1-7.

^*p<0.05,

^**p<0.01,

^***p<0.001.