Ignite Creation Date:
2024-05-06 @ 6:40 PM
Last Modification Date:
2024-10-26 @ 2:52 PM
Study NCT ID:
NCT05748262
Status:
ENROLLING_BY_INVITATION
Last Update Posted:
2023-02-28
First Post:
2023-02-12
Brief Title:
Characteristics of SARS-CoV-2 Reinfection
Sponsor:
Jiming Zhang
Organization:
Huashan Hospital
Study Overview
Official Title:
Department of Infectious Diseases Shanghai Key Laboratory of Infectious Diseases and Biosafety Emergency Response National Medical Center for Infectious Diseases Huashan Hospital Fudan University Shanghai China
Status:
ENROLLING_BY_INVITATION
Status Verified Date:
2023-02
Last Known Status:
None
Delayed Posting:
No
If Stopped, Why?:
Not Stopped
Has Expanded Access:
False
If Expanded Access, NCT#:
N/A
Has Expanded Access, NCT# Status:
N/A
Acronym:
None
Brief Summary:
As the COVID-19 pandemic continues and the number of individuals with previous infection rises numbers of SARS-CoV-2 reinfection are increasing The second Omicron wave in Shanghai China caused by BA5-sublineages led to a large fraction of reinfections among BA2 primary infections To better understand the SARS-CoV-2 reinfection rate and clinical severity of reinfections the investigators conducted a multi-centre cohort study The investigators hope to provide valuable clinical evidences for reinfections and offer guidance for future policy making
Detailed Description:
The investigators used data from Huashan Hospital Renji Hospital and Shanghai Jing an Central Hospital to collect information on SARS-CoV-2 primary infections with BA2 during 1 March to 23 May 2022 and followed up for participants reinfections with BA5-lineages during 1 December 2022 to 14 January 2023 After matched 11 by age and gender with the reinfection cohort data of primary infections with BA5-sublineages were also collected Reinfection cases were defined as having positive COVID-19 PCR or antigen test at least 90 days after participants first positive testing Basic information vaccination status time interval between two infections and clinical manifestations were collected
Study Oversight
Has Oversight DMC:
None
Is a FDA Regulated Drug?:
False
Is a FDA Regulated Device?:
False
Is an Unapproved Device?:
None
Is a PPSD?:
None
Is a US Export?:
None
Is an FDA AA801 Violation?:
None