Personality Changes after Deep Brain Stimulation in Parkinson’s Disease

Table 4

Self-reported and informant-reported UPPS scores preoperatively and at three-month follow-up.

UPPS subscales	Preoperative	Three-month follow-up	Mean diff. ± SD; preop. – three months	Cohen’s	value
Urgency
Self; = 20	21.3 ± 7.5	21.4 ± 7.1	0.1 ± 4.9	0.020	0.929
Informant; = 17	20.1 ± 5.6	21.2 ± 6.0	−1.3 ± 5.6	0.234	0.365
Lack of Premeditation
Self; = 20	22.2 ± 5.4	23.5 ± 5.1	−1.3 ± 4.7	0.278	0.229
Informant; = 17	20.8 ± 6.1	24.5 ± 6.0	−3.1 ± 5.1	0.614	0.027^*
Lack of Perseverance
Self; = 20	19.2 ± 3.9	20.0 ± 4.8	−0.8 ± 4.5	0.181	0.434
Informant; = 17	18.2 ± 6.0	19.3 ± 5.4	−1.1 ± 6.0	0.188	0.466
Sensation Seeking
Self; = 20	21.7 ± 6.6	23.0 ± 8.6	−1.3 ± 5.3	0.275	0.266
Informant; = 17	20.6 ± 5.7	20.9 ± 5.9	−0.3 ± 5.1	0.061	0.810

The * is referring to significant -values.