What contributes to quality of life in Parkinson’s disease: a re-evaluation

Twenty years ago, we published a paper examining which of the clinical features of Parkinson’s disease (PD) were most closely associated with patients’ self-reported health-related quality of life (HR-QoL).1 In the early 1990s, the focus of clinical management and treatment trials in PD had been the development of better management options for the motor features and complications of therapy, such as motor fluctuations and dyskinesias. The key...