Delis-Kaplan Executive Function System.

D-KEFS

What it measures

Comprehensive executive function battery; flexibility, inhibition, fluency, planning, problem solving, concept formation

Length and format

9 standalone subtests (Trail Making, Verbal Fluency, Design Fluency, Color-Word Interference, Sorting, Twenty Questions, Word Context, Tower, Proverb). performance subtests (verbal + visual), scaled scores (performance/ability test)

Language versions

Adaptations exist (e.g., Scandinavian, German); distributed by Pearson

Normative data

No normative data held in our reference library for this instrument. That is a statement about our library, not about the published literature.

Licence

copyrighted - commercial

This instrument is not self-serve. Obtaining it means going to the publisher or the author. We hold no direct link for it; the reference below is the citation to search from.

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Reference

Delis DC, Kaplan E, Kramer JH. D-KEFS. Pearson; 2001.