APEX-Q
ActiveADHD Profile & Executive-function Questionnaire
A comprehensive 83+ item self-report instrument measuring ADHD-related difficulties across 10 subscales grouped into 3 clinical domains plus a strength profile. Designed to generate a Brain Profile with domain scores, severity bands, strength mapping, and clinical flags.
Total Items
83+ scored
Subscales
10
Clinical Domains
3 + Strengths
Response Scales
4 types
Domain Architecture
Three clinical domains plus a dedicated strength profile, mapped to 10 subscales.
Domain A
Attention & Activation
Subscales: A1, A2, A3
Domain B
Executive & Regulatory
Subscales: B1, B2, B3
Domain C
Identity & Impact
Subscales: C1, C2
Domain S
Strength Profile
Subscales: S1
Subscale Definitions
Each subscale measures a distinct construct with its own severity bands and clinical interpretation.
Inattention
12 items · Attention & ActivationAttention regulation, focus maintenance, and organisational capacity.
Hyperactivity / Impulsivity
11 items · Attention & ActivationPhysical restlessness, verbal impulsivity, and action regulation.
Interest-Based Motivation
8 items · Attention & ActivationHow interest and motivation regulate engagement, effort, and performance.
Executive Function Load
8 items · Executive & RegulatoryPlanning, initiation, working memory, task-switching, and time management.
Emotional Dysregulation
8 items · Executive & RegulatoryIntensity, speed, and manageability of emotional responses.
Rejection Sensitivity
8 items · Executive & RegulatoryIntensity and impact of responses to rejection, criticism, or perceived disapproval.
Masking & Compensation
8 items · Identity & ImpactEffort invested in hiding difficulties and the strategies used to compensate.
Functional Impact
8 items · Identity & ImpactImpact of ADHD patterns across eight life domains.
Strength Profile
10 items · Strength ProfileGenuine capacities associated with the same neurological architecture.
Brain Profile Domains
Subscale scores are mapped into 12 consumer-friendly Brain Profile domains, each with confidence indicators.
Attention Regulation
Impulse Regulation
Task Initiation
Working Memory
Planning & Organisation
Time Awareness
Emotional Regulation
Interpersonal Sensitivity
Masking & Compensation
Functional Impact
Self-Understanding Journey
Strengths
Sample Items
Representative items from selected subscales. Full item bank available under license.
“I find it hard to stay focused on tasks that are not immediately interesting to me.”
“I interrupt others or blurt things out before they have finished speaking.”
“I struggle to start tasks even when I know they are important.”
“My emotions can shift very quickly and feel overwhelming.”
“When something captures my interest, I can focus intensely and produce outstanding work.”
Response Scales
The APEX-Q uses four distinct response scales matched to subscale construct type.
Frequency
Never → Almost Always
Used by: A1, A2, A3, B1, B2, C1
Intensity
Not at all → Extremely
Used by: B3
Impact
No Impact → Severe Impact
Used by: C2
Strength
Not at all like me → Very much like me
Used by: S1
Outputs
Brain Profile
12-domain visual profile with severity bands and confidence indicators.
Domain Scores
Raw and percentage scores for all 10 subscales across 3 domains.
Clinical Flags
Automated flags for clinically significant patterns requiring attention.
Strength Mapping
10 strength dimensions mapped from S1 items with endorsement levels.
PDF Report
Comprehensive clinical-grade report with all scores, interpretations, and flags.
Severity Bands
Per-subscale severity classification: Minimal, Mild, Moderate, Significant, Severe.
Use the APEX-Q
Free for clinical and research use. Contact us for licensing details or collaboration opportunities.