CDT

Clock Drawing Test

Domain
Cognitive
Items
1
Rater
Clinician-rated

Cutoffs

BandScore
Varies by scoringe.g. Shulman ≤3

Diagnostic performance

Sensitivity
0.85
Specificity
0.85
AUC / note
0.86

Clinical notes

Visuospatial + executive; multiple scoring systems exist.

Cutoffs and performance figures are pooled or landmark estimates and vary by population and comparator. Use only with appropriate clinical training. Not a diagnostic algorithm.