Anxiodepressive symptoms are frequently observed in Parkinson's disease patients. These non motor psychiatric charateristics of the disease negatively impairs quality of life, and may impair well-being or therapeutical observance.

The objective of this study is to determine if psychological ressources are associated to anxiodepressive symptoms, to parkinson well-being and therapeutical observance. It will be interesting to determine if the presence of some - or multiple- psychological ressources could prevent patients from anxiety, depression, impaired well-being and impaired observance.

This study will analyse retrospectively psychological scalescompleted by 30 parkinson's disease patients through previous psychological interviews. The scales investigate anxiety, depression, well-being, psychological ressources, and therapeutical observance.

The results will highlight the importance of working on psychological ressources with Parkinson's disease patients through psychotherapy, in order to improve their well-being, positive emotions and maybe contribute to better therapeutical observance.

The scales used are :

• The SPANE
• The PAS
• The LOT-R
• The SCS
• The brief BDI
• The SSAM
• The HAD
• The MAAS
• An observance scale

Inclusion Criteria:

• Patients with diagnosis of Parkinson's disease

Exclusion Criteria:

• Patients with any other parkinsonian syndrome

Parkinson's disease patients at any stage of the disease.