Study to determine the proportion of cases of CNS disease of unknown suspected infectious aetiology caused by Tick-Borne Encephalitis Virus (TBEV) [and bacteria belonging to genospecies of the Borrelia burgdorferi sensu lato group] in Japa

Not Applicable

Recruiting

• Conditions: CNS disease of unknown infectious aetiology

• Registration Number: JPRN-UMIN000046173
• Lead Sponsor: ational Center Hospital, National Center of Neurology and Psychiatry

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Results First Posted: 1900-01-01
• Study Start: 2021-11-25
• Last Update Posted: 1 April 2024
• Study Completion: 2025-03-31

Recruitment & Eligibility

• Status: Recruiting
• Sex: All
• Target Recruitment: 400

Inclusion Criteria

Not provided

Exclusion Criteria

1.Previous enrolment in this study for the same episode of the disease

Study & Design

• Study Type: Observational
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
The proportion of cases of CNS disease of unknown suspected infectious aetiology caused by Tick-Borne Encephalitis Virus (TBEV)

Secondary Outcome Measures

Name	Time	Method
Demographics, clinical characteristics, and clinical outcomes of patients diagnosed with TBE Proportions of patients with risk factors per capita (100K persons) The annual incidence rate of TBE in Japan per capita (100K persons)