Recruiting

Observational Study

Sponsor:

University of Calgary

Code:

NCT07597707

Conditions

ADHD

Eligibility Criteria

Sex: Female

Age: 10+

Healthy Volunteers: Accepted

Interventions

No Intervention: Observational Cohort

Study Details

Brief summary:

The goal of this observational study is to generate a comprehensive, multi-dimensional dataset of health indicators collected from girls and women (aged 10 years and older) with and without ADHD across the lifespan. Participants will be asked to complete a detailed survey about hormonal and developmental life phases, ADHD status and symptoms, childhood experiences, health and well-being, and psychosocial outcomes.

Conditions

ADHD

Study ID

NCT07597707

Start date

Aug 25, 2025

Status verified date

May, 2026

Completion date

Dec 31, 2026

Anticipated

Primary completion date

Dec 31, 2026

Anticipated

Eligibility Criteria

Eligibility Criteria

Sex: Female

Age: 10+

Healthy Volunteers: Accepted

Inclusion Criteria:

  • Assigned female at birth or identify as girl or women
  • Fluency in English or French
  • Aged 10 years or older
  • Currently reside in Canada
  • Access to technology to complete study measures

Exclusion Criteria:

  • Self-reported intellectual disability

Study Design

Enrollment

1460 participants

Anticipated

Interventions and Outcome Measures

Arms

Diagnosed ADHD

Participants who self-report that they have been diagnosed with ADHD by a healthcare practitioner.

Suspected ADHD

Participants who self-report that they suspect they have ADHD but have not received a formal diagnosis.

Controls

Participants who neither have a self-reported diagnosis of ADHD, nor suspect they have ADHD.

Interventions

No Intervention: Observational Cohort

This is an observational study with no intervention. Participants will only complete self-report questionnaires.

Primary outcome measure

  • Self-reported mental health [ Time Frame: baseline (upon entry into study) ]
  • Depression, anxiety, and stress [ Time Frame: baseline (upon entry into study) ]

Central Contacts and Locations

Central contacts

Emma A Climie, PhD

403-220-7770eaclimie@ucalgary.ca

Brandy L Callahan, PhD

4032207291brandy.callahan@ucalgary.ca

Locations

University of Calgary

Recruiting

Calgary, Alberta, Canada, T2N 1N4

More Information

Sponsor

University of Calgary

Last update posted

May 19, 2026

Last verified

May, 2026

Keywords

  • ADHD
  • women
  • woman
  • girl
  • girls
  • female
  • females
  • hormone
  • hormones
  • hormonal

Trial information was received from ClinicalTrials.gov and was last updated on 2026-09-10. This information was provided to ClinicalTrials.gov by University of Calgary on 2026-05-19.