Identification of prodromal presentations of Parkinson ’s disease among primary care outpatients in Germany

This study aimed to identify clinical features that predate the diagnosis of PD in a primary care setting. Methods: This retrospective case-control study was based on data from the Disease Analyzer database (IQVIA) and included 17,702 patients with Parkinson ’s disease and 17,702 non-PD controls matched for age, sex, and index year. We analyzed the prevalence of 15 defined diagnoses and symptoms documented within 2 years, ≥2 to
Source: Neuroepidemiology - Category: Epidemiology Source Type: research