The clock drawing test is a test of simple realization and usually used in the clinical practice. It investigates several cognitive functions: praxies, temporo-spatial orientation, attention, visuo-constructive disorders.
This test consists in making draw to the person a clock face; it is realisable in approximately 2 minutes.
We present to the person a sheet where is drawn a circle and she has to represent the clock face by placing figures representing the hours, without model, then the girl and the minute hand to indicate given one hour (5:15 am for example).
the number of points will vary depending on the presence of various elements of drawing
The normal score is 7/7. If one or several points raise problem, it can involve light cognitive disorders or a dementia. The test presents a good sensibility of detection of the insanities but is not specific of the Alzheimer's disease.