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Detect executive function issues based on behaviours
Delivered online via Q-global|, D-REF lets you quickly and easily administer, score, and report the frequency of observed behaviours that identify executive function problems in children and adolescents ages 5-19. This flexible, sensitive assessment includes parent, teacher and self-ratings with 36 items that are answered as: Seldom/Never; Monthly; Weekly; or Daily.
Users and Applications
Clinicians and educational psychologists working in a variety of settings can use this instrument to evaluate children with:
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ADHD-Combined
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ADHD-Inattentive
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Traumatic brain injury
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Autism/Asperger’s Syndrome
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Neurological/psychiatric disorders
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Learning disabilities
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Enable the identification of patterns of clinically relevant symptoms
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Identify symptoms that create the most stress for the parent, teacher, and child for intervention
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Identify symptoms relevant to diagnostic criteria (DSM-IV)
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Track changes in behaviour after intervention
Content and 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:
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Behavioural regulation
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Emotional/social regulation
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Cognitive functioning
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Total index calculated from the three core indexes
Four additional second level index scores are available to identify patterns of clinically relevant symptoms:
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Attention/Working Memory Index
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Activity Level/Impulse Control Index
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Abstract Thinking/Problem Solving Index
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Compliance/Anger Management Index
Features and Benefits
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Online administration and scoring
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Paper forms can be printed off when necessary and key stroked into the scoring program
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Parent and teacher rating forms for ages 5-19; self-rating forms for ages 11-19
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Parent and teacher forms can be sent as links to their email address or printed out if access is not available
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Single rater reports are offered for the parent, teacher, or child, as well as multiple rater reports with comparative statistics
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A text-to-speech function allows items to be read to the client
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Items are written at a fourth grade reading level
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Part II features the “Top 5 Stressors” section to prioritise behaviours for immediate intervention
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Monitor progress over time to evaluate intervention effectiveness
Psychometric Information
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Choose age adjusted or age and gender adjusted norms
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The parent, teacher and self-rating forms show high internal consistency for the three primary indexes and the composite index
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Clinical scales have moderate to high levels of internal consistency
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Test-retest reliability are consistent over time
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Sensitive to common developmental disorders
Scoring and Reporting
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Delivered on Q-global, Pearson’s new on-line scoring and reporting platform.
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All index scores are expressed in T score metric. Gender-adjusted T scores are also available
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Multi-rater forms statistically compare teacher-parent, teacher-self, or parent-self ratings
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Progress monitoring report statistically evaluates change in symptoms between two administrations
Standardisation Sample by Age
Standardisation Demographics Gender and Parent Education Level
Standardisation Demographics Ethnicity
Summary of D-REF Structure
