COVID-19 疫苗效力评估新视角:基于随机试验数据的检测阴性设计(TND)跨方案分析 《JAMA Network Open》:Evaluating the Test-Negative Design for COVID-19 Vaccine Effectiveness Using Randomized Trial Data: A Secondary Cross-Protocol Analysis of 5 Randomized Clinical Trials 编辑推荐: 本综述通过对 5 项Ⅲ 期...
This study aims to identify FC patterns associated with sleep quality two months after the first negative COVID-19 antigen test. Methods Using a connectome-based predictive modeling (CPM) approach, we identified the functional connectome regulating sleep quality based on a 164-region parcellation. ...
SHENZHEN residents must present negative nucleic acid test results issued within 48 hours or proof of a nucleic acid test taken within 24 hours when entering residential compounds, urban villages and various public places, a...
SHENZHENERS are required to produce negative nucleic acid test results issued within 48 hours to get access to public venues and public transportation starting from 12:01 a.m. tomorrow, according to a notice issued by th...
being contagious at this point is totally impossible – it just means that once you have had Covid-19 for several days and then test negative with a rapid antigen test, the viral RNA is likely at levels low enough to not be infectious (even if you still test positive on a PCR test)....
Faculty and students of colleges and universities have to provide anegative COVID-19 test result within 48 hoursbefore returning to school, according to a statement released on the website of the National Health Commission. Schools are required to verify thehealth conditionsandtravel informationof fa...
BEIJING, April 29 (Xinhua) -- Residents in Beijing will be required to have a negative COVID-19 test within 48 hours to enter public spaces from Saturday, the municipal government said Friday. A negative test result will be required to enter public venues during the upcoming five-day Labor...
and it depends on two factors: the prevalence of the virus in the general population and the specificity of the test, that is the percentage of people without disease in whom the test is correctly “negative” (a test with a specificity of 95% incorrectly gives a...
According to the NCCD, all the confirmed cases, including four foreigners, are imported, among which four have recovered. The country reported the first confirmed case in a French national, who tested positive for COVID-19 on March 10.
Alternatively, negative 48-hour nucleic acid test results plus a 24-hour COVID test record will also give the green health-code holder access to these places in the district. A man takes a COVID test in Futian. Wholesale mar...