Study to Find the Percentage of Cases Retaining COVID-19 IgG Antibodies 45-65 After They Have Tested Positive
试验速览
- 阶段
- 不适用
- 状态
- 已完成
- 入组人数
- 201
- 试验地点
- 1
- 主要终点
- Percentage of cases retaining SARS-CoV-2 IgG antibodies at 45-65 days
研究概览
简要总结
As a serosurveillance measure asymptomatic employees of an industrial workforce Jamshedpur (India) were tested for COVID-19 IgG antibodies. Of the tested employees who were positive for COVID-19 IgG antibodies the study aimed to find the percentage of cases who retained their COVID-19 IgG antibodies 45-65 days after initially testing positive.
详细描述
As a serosurveillance measure, 3296 asymptomatic employees of an industrial workforce Jamshedpur (India) were tested for COVID-19 IgG antibodies specific for the spike subunit antigen by the ErbaLisa COVID-19, Erba Corporate Services (United Kingdom) between 28th June and 15th July 2020.
The cases who tested positive for COVID-19 IgG antibodies were repeat tested for the presence of COVID-19 IgG at 45-65 days after initially testing positive. This was done with the aim of finding out the percentage of cases retaining their IgG antibodies at 45-65 days of initially testing positive.
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 60 Years（Adult）
- 性别
- All
- 接受健康志愿者
- 是
入选标准
- •SARS-CoV-2 IgG antibody positive between 28th June and 15th July 2020
排除标准
- •SARS-CoV-2 IgG antibody negative between 28th June and 15th July 2020
结局指标
主要结局
Percentage of cases retaining SARS-CoV-2 IgG antibodies at 45-65 days
时间窗: 45-65 days
Percentage of cases retaining SARS-CoV-2 IgG antibodies at 45-65 days
次要结局
未报告次要终点
研究者
Dr.Deb Sanjay Nag
Senior Consultant, Tata Main Hospital
Tata Main Hospital