Clock drawing test interpretation pdf. International conference on knowledge based and intelligent information and engineering systems kes2017 6 8 september 2017 marseille france clock drawing test interpretation system zainab harbiab yulia hicksa rossitza setchia acardiff school of e gineering queenas buildings cf24 3aa cardiff uk. Provide the patient with an 85 x 11 in. Interpretation examples of clock face 1. 10 clock and position of hands are correct 2.
There are variations in the administration of the test including using a pre drawn circle and a clock copying task. Consider the modern dementia screening test the montreal cognitive assessment moca which has gained popularity due to its clinical value over the mini mental state examination mmse 1516. The clock drawing test cdt is a measure of dementia severity. Test instructions derived from reference.
8 9 examples of drawing. Quantitative and qualitative analyses of clock drawings in alzheimers and huntingtons. The clock drawing should be scored objectively whenever possible. Within the moca clock drawing is one test item involving 3 of the total 30 points possible.
Equipment required includes a blank sheet of paper a sheet of paper with a clock on one side a pen and a chairtable for ease of drawing. A comparison of scoring protocols on the clock drawing test in relation to ease of use diagnostic group and correlations with mini mental state examination j am geriatr soc 50. The clock drawing test cdt is a simple neuropsychological screening instrument that is well accepted by. Sketches times outside circle draws spokes to adjust spacing mildly defective in spacing of times.
The clock drawing test is a simple tool that is used to screen people for signs of neurological problems such as alzheimers and other dementiasit is often used in combination with other more thorough screening tests but even when used by itself it can provide helpful insight into a persons cognitive ability. Depend more on the interpretation of the test than the way the test is administered. The addition of a clock drawing test can enhance the evaluation by assessing domains of cognition not examined by the mmse alone. An abnormal clock drawing may suggest executive cognitive dysfunction and should prompt further testing or referral.
Scoring systems for the clock drawing test a historical review barbara spenciere1 heloisa alves 2 helenice charchat fichman abstract. Page 1 the clock drawing test instructions general information. Clock drawing test interpretation. This tip sheet refers to the free drawn test where the client is presented with a blank piece of paper.
Tip sheet 4 the clock drawing test cdt what is the cdt. Purpose of the measure the cdt is used to quickly assess visuospatial and praxis abilities and may determine the presence of both attention and executive dysfunctions adunsky fleissig.