Pearson
Always Learning

Delis-Rating of Executive Function (D-REF)

Author(s): Dean C. Delis

A quick measure of an individual’s behaviors related to executive function difficulties

At a Glance:

  • Administration: Online (paper available)

    Completion Time: 5-10 minutes per form

  • Scores: T scores; Composite level

    Report Options: Single rater parent, teacher, or child reports; multiple rater reports, progress monitoring report

  • Qualification level: B-Level
  • Publication Date: 2012
  • Ages / Grades: Individuals 5–18 years old

    Reading Level: 4th grade

Product Summary

Overview

Detect executive function issues based on behaviors







Delivered online via Pearson's new Q-global scoring and reporting platform, D-REF lets you quickly and easily administer, score, and report the frequency of observed behaviors that identify executive function problems in children and adolescents ages 5-18. This flexible, sensitive assessment includes parent, teacher, and self-ratings with 36 items that are answered as: Seldom/Never; Monthly; Weekly; or Daily.

Users & Applications

Clinicians and school psychologists working in a variety of settings can use this instrument to evaluate children with:

  • ADHD-Combined
  • ADHD-Inattentive
  • Traumatic brain injury
  • Autism/Asperger’s Syndrome
  • Neurological/psychiatric disorders
  • Learning disabilities
  • Enable the identification of patterns of clinically relevant symptoms
  • Identify symptoms that create the most stress for the parent, teacher, and child for intervention
  • Identify symptoms relevant to diagnostic criteria (DSM-IV)
  • Track changes in behavior after intervention

 

 

Content & Administration

Three core indexes and a total composite score are provided via the D-REF online scoring and reporting site that are based on three manifestations of executive control problems:

  • Behavioral functioning
  • Emotional functioning
  • Cognitive functioning
  • Total index calculated from the three core indexes

Four additional second level index scores are available to identify patterns of clinically relevant symptoms:

  • Attention/Working Memory Index
  • Activity Level/Impulse Control Index
  • Abstract Thinking/Problem Solving Index
  • Compliance/Anger Management Index

Features & Benefits

  • Online administration and scoring
  • Paper forms can be printed off when necessary and key stroked into the scoring program
  • Parent and teacher rating forms for ages 5-18; self-rating forms for ages 11-18
  • Parent and teacher forms can be sent as links to their email address or printed out if access is not available
  • Single rater reports are offered for the parent, teacher, or child, as well as multiple rater reports with comparative statistics
  • A text-to-speech function allows items to be read to the client
  • Items are written at a fourth grade reading level
  • Part II features the “Top 5 Stressors” section to prioritize behaviors for immediate intervention
  • Monitor progress over time to evaluate intervention effectiveness

Psychometric Information

  • Choose age adjusted or age and gender adjusted norms
  • The parent, teacher and self-rating forms show high internal consistency for the three primary indexes and the composite index
  • Clinical scales have moderate to high levels of internal consistency
  • Test-retest reliability are consistent over time
  • Sensitive to common developmental disorders

Online Scoring & Reporting Process

Scoring & Reporting Features

  • Delivered on Q-global, Pearson’s new online scoring and reporting platform
  • All index scores are expressed in T score metric. Gender-adjusted T scores are also available
  • Multi-rater forms statistically compare teacher-parent, teacher-self, or parent-self ratings
  • Progress monitoring report statistically evaluates change in symptoms between two administrations

Standardization Demographics Sex and Parent Education Level

Standardization Demographics Ethnicity

Summary of D-REF Structure

Ordering

Q-global usages for D-REF MUST be ordered through this website.

If you do not have an account set up to order products online, you can simply put items in your cart and upon checkout, you’ll be asked to set up an account. Or you can set up your account first and then place an order. As part of the account setup process, you’ll be asked a short set of qualification questions. (Qualification questions cover the licensing, degree, and professional organization information about the individual who will administer the tests.)

Report Usages: It may take 24 – 48 hours to access your initial purchase of usages online. This is due to the qualification and setup process. Once your initial order has been processed you will receive a Q-global account registration email with login instructions.


For additional information regarding setting up a Q-global account or ordering usages, as well as details around system requirements and security, please click here.


Details & Pricing

Products


Delis-Rating of Executive Function (D-REF)
QtyCodeNamePrice
015-0011-881D-REF REPORT USAGE (online) - (A usage includes the administration, scoring and reporting of a self, parent, or teacher form)$2.00

Materials from the Q-global Resource Library

015-0011-89X D-REF MANUAL No Charge


Paper and pencil administration:

If you or your client do not have access to a computer, the internet, or would simply prefer to administer this assessment in a paper and pencil format, you can print the appropriate Record Form from the Q-global Resource Library, hand enter the item responses, and generate a report for which you will need to expend a D-REF REPORT USAGE. The following forms are available:

015-0011-903 D-REF RECORD FORM SELF (PRINT) No Charge
015-0011-911 D-REF RECORD FORM PARENT (PRINT) No Charge
015-0011-92X D-REF RECORD FORM TEACHER (PRINT) No Charge

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