Quarantine and testing strategies in contact tracing for SARS|CoV|2

Quarantine and testing strategies in contact tracing for SARS-CoV-2

Testing of traced contacts might detect incubating and asymptomatic cases, allowing for a reduction in the post-exposure quarantine period from 14 days. Key to ...

Quarantine and testing strategies in contact tracing for SARS-CoV-2

We aimed to assess the merit of testing contacts to avert onward transmission and to replace or reduce the length of quarantine for uninfected contacts.

Quarantine and testing strategies in contact tracing for SARS-CoV-2

An additional 14 days post-exposure quarantine for all contacts reduces transmission by 70% (95% UI: 39, 90%). A negative PCR test taken upon ...

Quarantine and testing strategies in contact tracing for SARS-CoV-2

PCR testing immediately on tracing with no quarantine requirements following a negative test result would avert slightly less transmission.

Quarantine and testing strategies in contact tracing for SARS-CoV-2

We aimed to assess the merit of testing contacts to avert onward transmission and to replace or reduce the length of quarantine for uninfected contacts. Methods ...

Optimal COVID-19 quarantine and testing strategies - Nature

Rapid contact tracing results in the quarantine of infected contacts early in their infection course, thereby increasing the recommended ...

A Retrospective Study of San Francisco's COVID-19 Contact Tracing ...

Assessing Testing Strategies and Duration of Quarantine in Contact Tracing for SARS-CoV-2: A Retrospective Study of San Francisco's COVID-19 Contact Tracing ...

Quarantine and testing strategies in contact tracing for SARS-CoV-2

We aimed to assess the merit of testing contacts to avert onward transmission and to replace or reduce the length of quarantine for uninfected contacts.

Controlling COVID-19 via test-trace-quarantine - Nature

Modeling studies have provided evidence that the success of such strategies depends on the proportion of symptomatic cases, the speed and ...

Effectiveness of testing, contact tracing and isolation interventions ...

SARS CoV-2 testing in combination with a transmission reduction element based on the results of the test, including: isolation initiation; ...

Quarantine and testing strategies in contact tracing for SARS-CoV-2

Previous work has indicated that contact tracing and isolation of index case and quarantine of potential secondary cases can, in concert ...

Effectiveness of isolation, testing, contact tracing, and physical ...

The isolation of symptomatic cases and tracing of contacts has been used as an early COVID-19 containment measure in many countries, ...

Contact tracing and quarantine in the context of COVID-19

National and local health authorities should use risk-based approaches to contact tracing and quarantine that include reviewing and adjusting to ...

Quarantine and Testing Strategies in Contact Tracing for SARS-CoV-2

A modeling study found that a shortened quarantine period combined with RT-PCR and antigen testing among SARS-CoV-2 exposed contacts could ...

Comparison of molecular testing strategies for COVID-19 control

A less ambitious test-and-trace approach or one with limited compliance would have a much smaller impact on SARS-CoV-2 transmission. For example, the ...

Quarantine and testing strategies in contact tracing for SARS-CoV-2

... Quarantine and testing strategies in contact tracing for SARS-CoV-2: a modelling study', The Lancet Public Health, vol. 6, no. 3, pp. e175-e183. https://doi ...

Reducing COVID-19 quarantine with SARS-CoV-2 testing - BMJ Open

(A) PQTR for a 10-day quarantine strategy with four different tests administered on the day before release, for people with viral load that are 1/2, 2/3, 1, 1.5 ...

Contact tracing for COVID-19: New considerations for its practical ...

The case for a program of testing, tracing, isolation, and quarantine has been included in the strategies of the World. Health Organization (WHO), Centers ...

Rapid testing strategies for traced contacts: comparing quarantine ...

We use an agent-based model of SARS-CoV-2 infection to simulate an exposed contact's contact tracing delay, incubation period, probability of ...

Infection Control Guidance: SARS-CoV-2 | COVID-19 - CDC

Testing is recommended immediately (but not earlier than 24 hours after the exposure) and, if negative, again 48 hours after the first negative ...