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

NCT03304886 · Status: COMPLETED · Type: OBSERVATIONAL · Enrollment: 250

Last updated 2020-10-14

No results posted yet for this study

Summary

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.

Conditions

  • Headache Disorders

Sponsors & Collaborators

Principal Investigators

  • Robert Cowan, MD, FAAN · Stanford University

Eligibility

Min Age
18 Years
Max Age
65 Years
Sex
ALL
Healthy Volunteers
Yes

Timeline & Regulatory

Start
2018-02-28
Primary Completion
2019-10-30
Completion
2019-12-30

Countries

  • United States

Study Locations

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Entities

Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT03304886 on ClinicalTrials.gov