Figure 1From: Validation of an Estonian version of the Parkinson's Disease Questionnaire (PDQ-39)Mean scores and standard errors of PDQ-39 domains by Hoehn and Yahr stages of illness.ADL-Activities of Daily Living; Emot w-b - Emotional Well-being; Soc Sup - Social Support; Cogn - Cognition; Comm - Communication; Bodily Dis - Bodily Discomfort; SI – Summary Index.Back to article page