A Study on the Use of Healthcare Resources and Costs of Attention Deficit Hyperactivity Disorder (ADHD) in Adults in England

Completed

• Conditions: Attention Deficit Hyperactivity Disorder (ADHD)
• Interventions: Other: No intervention

• Registration Number: NCT05137704
• Lead Sponsor: Takeda

Brief Summary

The main aim of the study is to learn about the demographic and clinical characteristics, healthcare resources utilization (HCRU) and costs associated with before and after ADHD diagnosis in England. No study medicines will be provided to participants in this study. The record available in Clinical Practice Research Datalink (CPRD) database and Hospital Episode Statistics (HES) database for ADHD participants will be assessed.

Detailed Description

Not available

Study Timeline

• Study First Submitted: 2021-11-25
• Study First Submitted QC: 2021-11-25
• Study First Posted: 2021-11-30
• Study Start: 2021-12-01
• Primary Completion: 2022-03-31
• Study Completion: 2022-03-31
• Status Verified: 2022-07
• Last Update Submitted: 2022-07-11
• Last Update Posted: 2022-07-12

Recruitment & Eligibility

• Status: COMPLETED
• Sex: All
• Target Recruitment: 2236

Inclusion Criteria

Not provided

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Exclusion Criteria

Not provided

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Study & Design

• Study Type: OBSERVATIONAL
• Study Design: Not specified

Arm && Interventions

Group	Intervention	Description
Participant With ADHD	No intervention	The record available for ADHD participants in primary care-based electronic medical records in the CPRD database linked to secondary care based episodic claims data available in HES database will be assessed.

Primary Outcome Measures

Name	Time	Method
Number of General Practitioner (GP) Appointments	Up to approximately 36 months	Number of GP appointments will be reported.
Number of Referrals to Psychiatrist	Up to approximately 36 months	Number of referrals to psychiatrist will be reported.
Number of Referrals by Specialist	Up to approximately 36 months	Number of referrals by specialist will be reported.
Number of Outpatient Visits by Specialist	Up to approximately 36 months	Number of outpatient visits by specialist will be reported.
Number of Investigations Undergone	Up to approximately 36 months	Number and type of investigations undergone will be reported.
Number of Accident and Emergency Visits	Up to approximately 36 months	Number of accident and emergency visits will be reported.
Number of Reasons for Admission	Up to approximately 36 months	Number of reasons for admission will be reported.
Number of Inpatient Hospitalizations	Up to approximately 36 months	Number of inpatient hospitalizations will be reported.
Length of Stay in Hospital	Up to approximately 36 months	Length of stay in hospital will be reported.
Total Healthcare Costs	Up to approximately 36 months	Health care cost includes prescription costs, primary health care consultations, investigations, hospital admissions, and outpatient appointments.
Number of Participants Prescribed With Pharmacological Treatments	Up to approximately 36 months	Number of participants prescribed with pharmacological treatment will be reported.
Number of Participants Received Non-Pharmacological Treatments	Up to approximately 36 months	The number of participants who received non-pharmacological treatments will be reported.
Number of Participants Received Non-Pharmacological Therapy	Up to approximately 36 months	The non-pharmacological therapy will be cognitive behavioural therapy. Number of participants who received non-pharmacological therapy will be reported.

Trial Locations

Locations (1)

IQVIA Ltd; 🇬🇧 London, United Kingdom