The clock-drawing test: a critique

The clock-drawing test: a critique.

Let me begin with a declaration of disinterest. The esteemed editor of International Psychogeriatrics commissioned this article after reading my letter to Another Journal (Philpot, 2003) in which I called for a moratorium on all clock-drawing test (CDT) research. It seemed to me that an awful lot of effort was being put into a fairly trivial issue and that researchers’ time might be better spen...

Clock Face Drawing Test Performance in Children with ADHD

Introduction: The utility and discriminatory pattern of the clock face drawing test in ADHD is unclear. This study therefore compared Clock Face Drawing test performance in children with ADHD and controls. Methods: 95 school children with ADHD and 191 other children were matched for gender ratio and age. ADHD symptoms severities were assessed using DSM-IV ADHD checklist and their intellectua...

Feature Extraction Method for Clock Drawing Test

Recently, the number of elderly persons with dementia has been increasing. In the past, we proposed a dementia evaluation system using daily conversations and developed the system with a conversational robot. However, the current system is not ready for practical use because it can only evaluate time/geographical orientation and short-term memory, and some methods to evaluate other orientations...

Scoring systems for the Clock Drawing Test: A historical review

The Clock Drawing Test (CDT) is a simple neuropsychological screening instrument that is well accepted by patients and has solid psychometric properties. Several different CDT scoring methods have been developed, but no consensus has been reached regarding which scoring method is the most accurate. This article reviews the literature on these scoring systems and the changes they have undergone ...

Clock drawing test in a space-occupying process.