Tracing
in sentence
120 examples of Tracing in a sentence
Then, aggressive contact
tracing
has identified everyone with whom the infected person has interacted.
Success lies in an uncompromising approach involving mass testing, contact tracing, and selective quarantining – all of which the US has failed to do.
Since late January, when Singapore reported its first case of COVID-19, more than 6,000 people have been identified through contract
tracing
and put into proactive isolation and quarantine.
The Centers for Disease Control and Prevention has trained more than 3,600 disease detectives who are skilled in identifying those infected,
tracing
their history of contacts, and mitigating the wider risk to the community.
Contact
tracing
is costly and time-consuming even in the best of times, when an outbreak is still small.
Widespread testing, together with exhaustive contact
tracing
and selective quarantines, can still help us wrestle the outbreak back under control.
But China cannot be blamed for the lack of adequate testing and contact
tracing
in the US, much less for Trump’s failure to accept science and support social-distancing and mask-wearing mandates.
Similarly, Singapore mobilized an inter-agency taskforce for extensive contact tracing, targeted community quarantine, and aggressive testing, while also covering the costs of screening and treatment.
Our recent study of Vietnam’s COVID-19 policy response attributed the country’s initial success in slowing the rate of infection to the authorities’ focus on communication and public education through technology platforms and systematic
tracing
of pathogen carriers.
Comprehensive contact
tracing
works only when individuals understand the urgency of the issue and are willing to provide an honest and detailed account of their travel and interactions.
Contact
tracing
and mandatory isolation are effective in combating the spread of the virus, but infringe on civil liberties.
China clearly stands apart for its disregard of individual freedom, but Western societies would also find it hard to accept the intrusive
tracing
measures taken in South Korea or Singapore.
During the COVID-19 crisis, companies, universities, and others have joined forces to develop diagnostics, therapeutics, and possible vaccines; establish testing centers; create mechanisms for
tracing
infections; and deliver telemedicine.
By contrast, in the UK, we are still a long way from having a “world-class” testing and
tracing
system, because the necessary technologies simply are not available to enough of the population.
Furthermore, since February, the Ethiopian authorities have implemented a strict regime of rigorous contact tracing, isolation, compulsory quarantine, and treatment.
If they keep it up, within a few months, they will reach the point where they can keep the virus more or less contained through vigilant testing, contact tracing, and isolation measures.
The key is to deploy widespread testing, tracking, and contact tracing, all of which requires significant technological adaptation.
And, indeed, the experiences of China, Singapore, and South Korea show that resolute containment measures – such as lockdowns and contact
tracing
– can be effective in slashing new COVID-19 infections.
These countries also tend to be weaker in standard epidemiological responses such as contact tracing, as well as in procuring and ascertaining a steady supply of personal protective equipment (PPE) for frontline health-care workers.
The inability to diagnose COVID-19 infections accurately also confounds the process of contact
tracing
– identifying the people who have been in recent contact with someone known to have COVID-19, and who thus may be similarly infected.
And following the positive tests, the Kyrgyz authorities did not carry out any contact
tracing.
As is widely known, South Korea’s government focused on aggressive testing and contact
tracing
to contain community transmission, and established a strict triage system to protect health-care workers.
But testing and
tracing
alone did not stop the spread of the virus.
Each time a new case was identified, local governments used contact
tracing
to quarantine potential carriers and publicly disclosed their individual travel histories in order to inform nearby residents of their potential exposure.
For contact tracing, the authorities relied on mobile-phone GPS data, credit-card transaction records, and CCTV footage.
An R number below one, scientists explained, could be achieved much faster with tighter restrictions and effective testing and contact
tracing
to isolate positive cases.
And because a high percentage of people in hotspots complied with the lockdown recommendations and
tracing
and testing (likely out of fear), the epidemic curve was quickly dampened.
If health workers, medical equipment, and testing capacity had been available and properly allocated, public-health authorities might have been able to undertake contact
tracing
and quarantining on a level sufficient to curb the spread of the virus.
And, because the transaction costs of mask wearing, quarantining, testing, and contact
tracing
are high, making compliance a matter of individual choice will never be enough to contain the virus.
Tracing
individual behavioral patterns at scale is so central to automation that pandemic-related lockdowns involving four billion-plus people have confused AI and machine-learning models, thus disrupting fraud-detection algorithms and misleading supply-chain management systems.
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