Personality assessment with Temperament and Character Inventory in Parkinson's disease

•TCI psychometric proprieties are adequate to evaluate personality in PD.•Fluctuating PD patients have a specific personality but not personality disorders.•Novelty Seeking scores are higher in advanced PD patients compared to De Novo ones.•Harm Avoidance and Self-Directedness are related to anxio-depressive state and Quality of Life.•Novelty Seeking is associated with higher impulsivity and compulsive symptoms.