The Bicycle Drawing Test (BDT) is used to assess visuospatial and executive functions. It is not commonly used in Czech Republic, which may be because of the lack of normative data.
Aim of this project is do validate BDT for older Czech population. The task is administered to patients eith MCI, AD, and FTLD, and cognitively healthy adults aged over 60.
Drawings are scored according to two different systems. Provisional results are presented.
Inter-rater reliability of the scoring systems is celculated, as well as sensitivity and specificity for different diagnostic groups. Preliminary normative data is presented.