Assessing the Diagnostic Accuracy of an On-line Questionnaire for Diagnosis of Primary Headache Disorders

October 12, 2020 updated by: Robert Cowan, Stanford University

Diagnostic Comparison of an Online Questionnaire Versus a Semi-structured Interview for the Diagnosis of Primary Headache Disorders, Using ICHD 3 as the Gold Standard

Purpose of the study is to assess the diagnostic accuracy of an on- line questionnaire in comparison to a semi-structured interview administered by a trained interviewer.

Study Overview

Status

Completed

Conditions

Detailed Description

The worldwide current gold standard for diagnosing headaches is the International Classification of Headache Disorders (ICHD 3 beta). Adhering strictly to ICHD criteria has been problematic for accurately diagnosing patients in the clinic and as for clinical trials. To address these issues, an online instrument was developed that successfully diagnosis common primary and secondary headache disorders. In this research Investigator hopes to demonstrate an on- line questionnaire is non inferior to a semi-structured interview for accurately diagnosing different types of headaches (for example: episodic migraine vs. non episodic migraine, chronic migraine vs. non chronic migraine, episodic tension-type vs. non-episodic tension type, chronic tension-type headache vs. non chronic tension-type headache, medication overuse headache vs. non medication overuse headache, post traumatic headache vs. non post traumatic headache).

Participants will be screened by telephone to see if participants meet the criteria for taking part in this research study. Once participant is deemed eligible,the participants will then be randomized in a 1:1 ratio to complete either the semi-structured interview over the phone first and then complete the online questionnaire or vice versa. Study is expected to enroll 500 participants with headache and healthy controls.

Study Type

Observational

Enrollment (Actual)

250

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

    • California
      • Palo Alto, California, United States, 94304
        • Stanford University, School of Medicine

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

18 years to 65 years (Adult, Older Adult)

Accepts Healthy Volunteers

Yes

Genders Eligible for Study

All

Sampling Method

Probability Sample

Study Population

All race, gender age between 18-65, English speaking selected from community, clinic.

Description

Inclusion Criteria:

  1. Female or male subjects age between age 18-65(inclusive),
  2. Subjects must agree to sign online informed consent;
  3. Subject must be able to understand and willing to complete both evaluations in English
  4. Willing to comply with study instructions.
  5. Agree not to Rely or act on any diagnosis given to them in the study

Exclusion Criteria:

1. Presence of Disorders listed in groups 5-13 of The International Headache Society Classification of Head and Facial Pain (Headache Classification Committee of the International Headache Society, 2015 except for post traumatic headache and medication overuse headache);

1a. History of brain tumor, brain surgery

1b. History of brain infection such as meningitis, encephalitis, or meningoencephalitis

1c. History of any significant current or previous brain dysfunction

1d. Regular use of illicit drugs.

2. Known significant medical or psychiatric disease or abnormal laboratory data that would preclude entry into this study.

3. Subjects with - significant cognitive impairment such as dementia, active psychiatric disease such as schizophrenia.

4. Subjects with physical limitations to participate in the on-line or phone interview impossible.

5. Non-English speaking patients

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

Cohorts and Interventions

Group / Cohort
Migraineurs
with a migraine
Control
Participants without migraine

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
On-line questionnaire accuracy for Diagnosing episodic migraine
Time Frame: 2 -2.5 years
An on- line questionnaire is non inferior to a semi-structured interview for accurately diagnosing episodic migraine vs non episodic migraine, chronic migraine vs. non chronic migraine. We will compare the 4 primary (chronic and episodic migraine, chronic and episodic tension-type headache) obtained on each of the two evaluations for reliability using recognized statistical tools: This analysis will be conducted by independent reviewers, not the developers of either instrument
2 -2.5 years

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Investigators

  • Principal Investigator: Robert Cowan, MD, FAAN, Stanford University

Publications and helpful links

The person responsible for entering information about the study voluntarily provides these publications. These may be about anything related to the study.

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start (Actual)

February 28, 2018

Primary Completion (Actual)

October 30, 2019

Study Completion (Actual)

December 30, 2019

Study Registration Dates

First Submitted

October 4, 2017

First Submitted That Met QC Criteria

October 4, 2017

First Posted (Actual)

October 9, 2017

Study Record Updates

Last Update Posted (Actual)

October 14, 2020

Last Update Submitted That Met QC Criteria

October 12, 2020

Last Verified

October 1, 2020

More Information

Terms related to this study

Plan for Individual participant data (IPD)

Plan to Share Individual Participant Data (IPD)?

NO

Drug and device information, study documents

Studies a U.S. FDA-regulated drug product

No

Studies a U.S. FDA-regulated device product

No

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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