Laura B Zahodne, Shamar Young, Lindsey Kirsch-Darrow, Anne Nisenzon, Hubert H Fernandez, Michael S Okun, Dawn Bowers
Apathy is a unique, multidimensional syndrome commonly encountered in patients with Parkinson disease (PD). Recently, the Lille Apathy Rating Scale (LARS), a semistructured interview yielding a global score, and composite subscores for different domains of apathy (i.e., cognitive, behavioral, affective, self awareness), was developed and given to a sample of patients with PD in France. This study is the first outside of its original developers to examine the English language version of the LARS in PD. We found the LARS to be a coherent instrument demonstrating both convergent and divergent validity, as compared to the Apathy Scale (AS) and Beck Depression Inventory (BDI-II)...
April 15, 2009: Movement Disorders: Official Journal of the Movement Disorder Society