Optic Neuritis Clinical Trial
Official title:
Epidemiologic and Clinical Characteristics of Optic Neuritis in China
NCT number | NCT04257734 |
Other study ID # | CONSG1 |
Secondary ID | |
Status | Recruiting |
Phase | |
First received | |
Last updated | |
Start date | May 1, 2020 |
Est. completion date | June 30, 2021 |
This will be a hospital-based retrospective multi-center study on epidemiologic and clinical characteristics of optic neuritis among Chinese. The investigation will cover about 29 provinces or municipalities all around China.
Status | Recruiting |
Enrollment | 1000 |
Est. completion date | June 30, 2021 |
Est. primary completion date | December 3, 2020 |
Accepts healthy volunteers | No |
Gender | All |
Age group | N/A and older |
Eligibility | Inclusion Criteria: 1. Clinical diagnosis of optic neuritis 2. The patients' medical records were complete Exclusion Criteria: 1. Patients with unclear diagnosis of optic neuritis 2. Incomplete medical records |
Country | Name | City | State |
---|---|---|---|
China | Chinese PLA General Hospital | Beijing | Beijing |
Lead Sponsor | Collaborator |
---|---|
Chinese PLA General Hospital | Peking University Health Science Center |
China,
Type | Measure | Description | Time frame | Safety issue |
---|---|---|---|---|
Primary | Visual Acuity | Last visual acuity records in the hospital | At least 1 year from the attack to the final visit | |
Primary | Annual Relapse Rate | Calculated annual relapse rate of different subgroups in the cohort | At least 1 year from the attack to the final visit | |
Secondary | Epidemiologic characteristics of optic neuritis | Gender, age of first attack, location | At least 1 year from the attack to the final visit | |
Secondary | Clinical characteristics of optic neuritis | Visual acuity at nadir, pain, optic disc edema | At least 1 year from the attack to the final visit | |
Secondary | Optical Coherence Tomography | RNFL, macular thickness and GCIPL at different time points | At least 1 year from the attack to the final visit | |
Secondary | Orbit or Brain MRI at the attack | Lesions of the optic nerve | At least 1 year from the attack to the final visit |
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