QbMobile for Differential Diagnosis of ADHD Symptoms

This study is looking at how well a digital software application called QbMobile can help tell the difference between symptoms of ADHD and other conditions like Bipolar Disorder, Autism Spectrum Disorder (ASD), Major Depressive Disorder (MDD), and Anxiety Disorders (Separation Anxiety Disorder, Social Anxiety Disorder). QbMobile uses two short, 10-minute digital tests to measure your cognitive performance (how well your brain works) and activity levels. You would take one test at the clinic and another at home the next day. The study aims to see if QbMobile can identify specific patterns in these measurements that are common across these different conditions. You can participate if you are between 6 and 60 years old and are being assessed for or have a diagnosis of one of these conditions.

Study design
This is an observational study with a planned enrollment of 300 participants. It is not specified if the study is randomized or blinded.
What's involved
You would complete two non-invasive, 10-minute digital tests using the QbMobile device: one at a clinic visit and one remotely at home the following day. These tests should be completed before starting any treatment.
Compensation
Not stated in the trial record.
Follow-up
The primary outcome measures are taken at the time of the two QbMobile tests (at the clinic and the following day).

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NCT07329673

An Examination of the Performance of QbMobile in Differential Diagnosis Associated With ADHD Symptoms

Recruiting
Not specifiedAges 6–60Observational
Qbtech AB
~300 participants
Updated 2026-05-06 on ClinicalTrials.gov
What's tested:Digital software application for cognitive performance and activity measurement (QbMobile, investigational device)

At a glance

Recruiting sites
1 of 1 listed site is recruiting right now
RecruitingSuspended, closed, or not yet open
What they're measuring
Identification of QbMobile Domain Profiles Using SD-Scores and Total Score (0-100)
Measured over Two QbMobile tests: at the clinic (Visit 1) and remotely the following day (Visit 2)
Bi-Polar Disorder
Autism Spectrum Disorder (ASD)
Major Depression Disorders
Separation Anxiety Disorder
Social Anxiety Disorder
Generalized Anxiety Disorder (GAD)
1 sites across 1 states
Florida1

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Eligibility criteria

Inclusion

Provide written informed consent (including parent/legal guardians consent when this is required for individuals under 18 years old and assent as is required based on the age of participant) for QbMobile;
Aged \> 6 years and \< 60 years old;
Referred for an initial assessment for ASD, MDD, Bipolar Disorder or Anxiety Disorder (Separation Anxiety Disorder, Social Anxiety Disorder, Generalized Anxiety Disorder (GAD)) or has a prior diagnosis of one of the included disorders but is not currently receiving treatment;
Meets DSM-5 or ICD-11 criteria for a primary diagnosis of ASD, MDD, Bipolar Disorder or Anxiety Disorder per sites standard clinical procedures;
Have adequate sensory and physical ability to complete QbMobile;
Possess or have access to an iPhone model that supports QbMobile.

Exclusion

Intellectual disability designated by IQ\<70;
Has a DSM-5 or ICD-11 diagnosis of schizophrenia, schizoaffective disorder, schizophreniform disorder, brief psychotic disorder, psychotic disorder due to another medical condition, PTSD, antisocial personality disorder, or borderline personality disorder;
Has a primary diagnosis of ADHD (combined, inattentive, or hyperactivity/impulsive presentation);
Has a concurrent medical diagnosis that could significantly affect test performance such as brain injuries, Parkinson's disease, current epilepsy or active seizures, amyotrophic lateral sclerosis (ALS), multiple sclerosis, dementias (e.g. vascular dementia, Alzheimer disease, etc);
Has other conditions that could affect test performance (migraine or other types of severe headache, chronic or acute pain);
Use of prescription medications (e.g., anxiolytics, sedative medications) taken on the day before completing QbMobile that could significantly affect performance;
Substance use (e.g., alcohol, drugs) that may affect performance on the day of the tests.
  • Identification of QbMobile Domain Profiles Using SD-Scores and Total Score (0-100)Two QbMobile tests: at the clinic (Visit 1) and remotely the following day (Visit 2)

    QbMobile is a software application that measures cognitive performance and activity levels, including attention, impulsivity, activity, and movement patterns. The study will identify statistically distinct QbMobile domain profiles for each diagnostic group (ASD, MDD, Bipolar Disorder, Anxiety Disorder) using domain SD-scores and the QbMobile Total Score (0-100). (Component metrics are listed as secondary outcomes to meet single-measure reporting requirements.)