Data from two postal surveys were analyzed: one from a university neurology clinic consisting of people with diagnosed PD and one from patient members of a regional branch of PD patient association (PA).Clinical sample, n=191 (response rate: 68%) •Dementia or severe cognitive impairment constituted exclusion criteria •Mean (min-max) age and PD duration was 70 (42-91) and 6 (0.9-28) years, respectively.PA-sample, n=150 (response rate: 63%) •Mean (min-max) age and PD duration was 70 (43-88) and 8 (1-25) years, respectively.Included rating scales targeted: •Fatigue (FACIT-F) •Physical functioning (PF, SF-36) •Mental health (MH, SF-36) •Distress (NHPD) •Walking difficulties (Walk-12G) •A question concerning memory problems during the past month (rated as: never, seldom, sometimes, often or always).