A scoring template drawn on a see-through sheet of plastic is placed over the patients drawing. Return to this side and let the subject observe you draw a clock in the circle below.
While it is still used to assess the severity of traumatic brain injury TBI since the 1980s it has been more often used to gauge whether someone may be developing Alzheimers disease or another related dementia.
Clock drawing assessment scoring. Make the hands into arrows. Invite the subject to copy your clock in the lower. One point is allocated for each of the following three criteria.
2 points for a normal clock or 0 zero points for an abnormal clock drawing. Patient Instructions Rouleau Salmon et al. The scoring template shows the clock circle already divided in to eighths.
5 6 Although in use since the 1960s it was made popular in 1983 when Goodglass and Kaplan incorporated. The Clock Drawing Test CDT Best Practice Update in Stroke and Complex Neurological Conditions March 2013 The CDT is a quick and easy way to screen for visuospatial andor executive difficulties. Three Word Registration Step 2.
There are no standardized norms or scoring system for assessing the CDT. The scoring depends on how the clock was drawn with appropriate markings of an analog clock. The CDT was originally developed in the 1900s to evaluate soldiers with head injuries.
Some are quite elaborate and involve awarding points for the inclusion of every number correctly ordered numbers two clock hands drawing the correct time and for each of the correct numbers placed in the four quadrants. A score less than 4 is considered impaired. There must also be two hands present one pointing to the 11 and one pointing to 2.
The pooled sensitivity and specificity of the clock drawing test using the Shulman system were 82 and 757 respectively. Score Errors Examples 1 Perfect No errors in the task. A normal clock must include all numbers 1-12 each only once in the correct order and direction clockwise.
Score the clock based on the following six-point scoring system. Three Word Recall Scoring Look directly at person and say Please listen carefully. Clock Drawing Step 3.
Clock-drawing is a simple and effective test to include in the neuropsychiatric assessment of patients. Three Word Recall Scoring Look directly at person and say Please listen carefully. In the Sunderland system these were 726 and 879 respectively.
Mini-Cog Instructions for Administration Scoring Step 1. Individuals may be presented with a pre-drawn circle and need only place the numbers and hands on the clock face or the clock may be entirely self-generated. Set the hands again to 145.
Fifteen of these studies were included for meta-analysis according to each scoring system. CDT is a quick simple and cost-effective tool for assessing dementia in a primary care setting. 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.
Place 12 6 3 and 9 first then fill in the rest of the numbers. The clock face must be a circle with only minor distortion acceptable eg slight imperfection on closing the circle. Mini-Cog Instructions for Administration Scoring Step 1.
1 point for the numbers being in the proper special order. Provide the patient with an 85 x 11-in. The purpose of the study was to determine whether a new method of scoring the Clock Drawing Test CDT is a reliable and valid method for identifying older adults with declining driving.
1 point for all the numbers being in the correct order. Rate this clock in the CLOX 1 column. 12 numbers correctly positioned hour-hand and minute-hand etc.
Benefits of the Clock-Drawing Test. Make the hour hand shortest. I am going to say three words that I want you to repeat back to me now and try to remember.
Three Word Registration Step 2. The words are select a list of words from the. Clock Drawing Step 3.
– depression can also affect the clock drawing. To score assign the following points for each part of the drawing. 1 point for the clock circle.
The Clock Drawing Test Instructions General Information. 4 Reviews of the research literature support its use as a reliable screening tool for cognitive dysfunction particularly for dementia. The version used most often is the pre-drawn circle which you can find on strokengineca.
As many as five 10 or 20 points can be involved in some of the different scoring methods. In addition to any existing neurocognitive disorder age educational-level and psychiatric disorders eg. Various systems used in the literature but no one scoring system shows superior validity or predictive value.
Put in all the numbers and set the time to 10 after 11. Blank sheet of paper and a pencil. 1 Draw a clock face.
Alternatively a scoring template drawn on paper is placed under the patients drawing so that the scoring template clock shows through the patients drawing paper above it. CAMDEX scoring system involves drawing their own circle 0 No reasonable representation of a clock No clock face drawn Numbers not in correct position Incorrect time 1 One of the 3 items mentioned in score 0 is correct. Instruct patient to draw numbers in the circle to make the circle look like the face of a clock and then draw the hands of the clock to read 10 after 11 Scoring.
2 Place the numbers on the clock. The words are select a list of words from the. 3 Draw hand pointing to a given time.
I am going to say three words that I want you to repeat back to me now and try to remember.