NCT04409184撤回不适用
Evaluation of Whole Blood Samples From Coronavirus Disease 2019 (COVID-19) Convalescent Patients to Study Immune Response and Severity of Disease Predictors
适应症
试验速览
- 阶段
- 不适用
- 状态
- 撤回
- 主要终点
- Characterization of specific T cell responses in peripheral blood isolated from patients that have been exposed to SARS-CoV-2.
研究概览
简要总结
The study was not opened.
研究设计
- 研究类型
- Observational
- 观察模型
- Cohort
- 时间视角
- Retrospective
入排标准
- 年龄范围
- 18 Years 至 —（Adult, Older Adult）
- 性别
- All
- 接受健康志愿者
- 是
入选标准
- •Patients who have previously been diagnosed with COVID-19 but are now asymptomatic >14 days and a matched number of healthy controls:
- •Consent: Subject able to provide voluntary written consent before performance of any study-related procedure not part of normal medical care, with the understanding that consent may be withdrawn by the subject at any time without prejudice to future medical care.
- •SARS-CoV-2 Testing Status:
- •Experimental Population: Subject has had positive SARS-CoV-2 verified by clinical laboratory OR
- •Control Population: Subject without testing or negative SARS-CoV-2 testing
- •Complete resolution and current absence of clinical symptoms Symptoms Defined as: Fever, Dry cough, Fatigue, Difficulty breathing, Sore throat, Diarrhea, Rhinorrhea (runny nose), or new aches/pains.
- •Age: Greater or equal to 18 years of age. a. Subject must be able to provide voluntary written consent
排除标准
- •Ongoing symptoms of COVID19 due to SARS-CoV-2 infection
- •a. Symptoms Defined as: Fever, Dry cough, Fatigue, Difficulty breathing, Sore throat, Diarrhea, Rhinorrhea (runny nose), or new aches/pains.
- •Ongoing symptoms not due or not known to be due to SARS-CoV-2 infection
- •a. Symptoms Defined as: Fever, Dry cough, Fatigue, Difficulty breathing, Sore throat, Diarrhea, Rhinorrhea (runny nose), or new aches/pains.
- •Patients receiving ongoing medical symptomatic treatment or prophylaxis treatment related to COVID-19 due to SARS-CoV-2
结局指标
主要结局
Characterization of specific T cell responses in peripheral blood isolated from patients that have been exposed to SARS-CoV-2.
时间窗: Up to 1 year post infection.
次要结局
未报告次要终点
研究者
Weiguo Cui
Associate Professor, Microbiology & Immunology
Medical College of Wisconsin
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