Parkinson’s Disease / 2012 / Article / Tab 2

Clinical Study

Psychosis Assessment in Early-Stage Parkinson’s Disease: Comparing Parkinson’s Psychosis Questionnaire with the Brief Psychiatric Rating Scale in a Portuguese Sample

Table 2

Comparison of levodopa equivalent dose and BPRS scores between PPQ cases and noncases.

PPQ non-cases mean (standard deviation)PPQ cases mean (standard deviation)Adjusted+   value (Mann-Whitney test)

Levodopa equivalent dose302.38 (377.07)527.00 (363.73)0.336
MMSE27.33 (2.9)27.07 (1.9)>1
FAB11.67 (3.12)10.80 (3.19)>1
BPRS—total score1.23 (0.16)1.31 (0.16)>1
BPRS—positive symptoms1.10 (0.16)1.43 (0.37)0.016
BPRS—negative symptoms1.15 (0.24)1.24 (0.23)0.936
BPRS—mania/disorganization1.04 (0.06)1.03 (0.051)>1
BPRS—depression/anxiety1.62 (0.57)1.57 (0.51)>1

+Bonferroni correction was used to correct for multiple comparisons.

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