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. 2010 Aug 9;6:72–78. doi: 10.2174/1745017901006010072

Table 2.

Principal Component Analysis of BPRS-E Symptoms. Factors Extracted: Activation/Excitement, Resistance/Positive symptoms, Depression/Anxiety, and Negative symptoms. Only factor weights > 0.4 are showed in the table. Guilt and Hallucination are not Present Because their Factor Weight was Below 0.4 in Every Component

BPRS Symptom Activation / Excitement Resistance / Positive S. Negative S. Depression / Anxiety
excitement 0.80
elevated mood 0.77
motor hyperactivity 0.73
bizzarre behaviour 0.63
grandiosity 0.63
tension 0.55
mannerism and posturing 0.54

cooperativeness 0.80
suspiciousness 0.76
hostility 0.74
unusual thought content 0.45

blunted affect 0.62
conceptual disorganization 0.40 0.61
self-neglect 0.59
distractibility 0.42 0.58
disorientation 0.53
motor retardation 0.50
emotional withdrawal 0.44 0.48

depression 0.74
anxiety 0.73
suicidality 0.55
somatic concern 0.53