Department of Health and Human Services | Centers for Disease Control and Prevention
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CDC Partner Update Call on COVID-19.
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to share weekly updates on COVID-19
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answer questions submitted by participants.
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discussing contact tracing.
officers on CDC's COVID-19 emergency response.
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recent scientific findings.
the Contact Tracing Innovation Section
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or otherwise would like to review today's call,
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and on YouTube in eight to 10 days.
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there, so please take some time
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events and see recordings of past ones,
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which should make it a lot easier to do so.
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these calls generally occur every Monday
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subscribe and receive future call invitations.
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for media, though you're certainly welcome.
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-- excuse me, a reporter and have questions,
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guidance materials for individuals, businesses
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on recent web additions.
for healthcare providers related
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referred to as late sequelae of COVID-19
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experienced by COVID long haulers.
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of health consequences that present
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on hospitalizations,
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long-term effects of COVID-19 webpage
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from the healthcare provider web page.
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report adverse events related to vaccines.
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Event Reporting System.
adverse events that happen after vaccination.
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report to VAERS certain adverse events
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VEARS, including patients, family members,
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safety concerns related
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detecting unusual or unexpected patterns
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of a potential problem that they may need
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to take further action as needed.
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COVID-19 vaccines, and other than rare reports
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VAERS reports has not detected any patterns
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problem with COVID-19 vaccines.
guidance on SARS-CoV-2 and surfaces.
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surfaces that can transmit a virus.
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transmission by touching contaminated surface
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compared to direct contact,
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is enough to maintain a healthy home,
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touch surfaces, the most reliable way
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from surfaces is to wash our hands regularly.
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sanitizer that contains at least 60% alcohol.
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information on this guidance
a CDC expert on April 19th.
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for the Contact Tracing Innovation Section
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Dr. Bernstein for some general updates.
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update on the response and review some
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update, you can see from the slide
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and deaths have decreased slightly
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to the previous week.
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by 2.6% over the previous seven-day average.
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tells us that mitigation efforts are working.
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this tells us we need to step
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have been administered in the United States.
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36% of the US population have received
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are fully vaccinated.
and the new weekly review for the latest stats
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New this week, I wanted to share some of what
we've learned from a couple reports released
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weekly report or MMWR.
touch on the high points of these reports.
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entitled Factors Associated with Participation
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CDC collaborated with partners in Utah
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District to offer free, in-school,
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chain reaction or RTPCR testing as part
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at 13 different elementary schools.
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Hispanic or Latino students and students
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higher participation in the testing program.
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living in areas with higher rates of COVID-19.
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Blackfeet Tribal Reservation entitled Use
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to Control COVID-19 Transmission.
independent nation in northern Montana,
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of 10,629 people.
in the community on June 16th, of 2020,
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mandated community prevention strategies,
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National Parks East Gate, isolation of cases,
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increases in COVID-19 cases followed relaxation
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campgrounds and gatherings at Labor Day events.
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Blackfeet Tribal Reservation.
another MMWR entitled COVID-19 Incidence
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rate of infections among AI/AN people was
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four times that compared to white people.
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likely to become infected with COVID-19
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shared housing, because they are more likely
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work from home, or because they were not able
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might be more at risk for severe illness
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and cigarette smoking are common.
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responsive public health measures
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over the call to my esteemed colleague,
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Contact Tracing Innovation Section.
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and I'm working as a senior advisor
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you about contact tracing.
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And I just would like to note that the websites
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And we do hope to provide a copy of these slides
at some later point following the presentation.
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topics that we'll cover today.
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when surges of COVID-19 cases occurred.
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phase of the epidemic now,
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testing and isolation of persons diagnosed
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quarantine of exposed persons.
widespread COVID-19 vaccine coverage.
I'll talk to you now in the next two slides
about the process of case investigation.
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of identifying people with confirmed
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with them to assure that the person knows
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information including symptom information,
whether when their condition worsens.
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needed, encouraging symptom monitoring
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process assess the needs to support isolation
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but slightly different.
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information, including potential symptoms
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awaiting their test results.
and make referrals to healthcare as needed.
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investigation and contact tracing to focus
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should be considered during times
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with this prevention activity.
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because we know that they have the highest risk
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of SARS-CoV-2 and COVID-19.
to identify and mitigate the circumstances
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protect people at increased risk,
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adults, people with certain medical conditions,
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additional precautions due
of SARS-CoV-2.
we prioritize a time-based strategy?
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of infectious cases and early identification
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bet to prevent further transmission.
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those that are reported to the health department
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collection or symptom onset.
who have been exposed in past six days.
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health departments are not always able
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contact tracing that is required
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level of prioritization is working
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priority activities, but then moving on to those
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begin to open up the idea of reaching back
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investigation and interviews to people
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tool called source investigation.
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given pathogen to interrupt the transmission.
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identification, and notification and quarantine
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and very valuable approach to contact tracing.
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the 14 days prior to symptom onset
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identify interactions with people
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backward, retrospective, reverse,
available through health departments,
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sources of group transmission.
important to identify origins and transmissions
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direction of that source investigation
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blue circle surrounded by a red striped pattern.
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reaches back to where
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yielding secondary cases,
may need to be notified of their exposure.
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can see we have an index case depicted
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red are potential source cases.
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contacts during that particular event.
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other attendees at a specific event --
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and possibly infected with COVID-19.
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activities and elicitation of events, gatherings
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that have been published in the literature.
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as source identification.
I know everyone knows that in the US.
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to prevent COVID-19 within their league.
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or group-based transmission
and as a result instituted prevention measures
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event-based contact tracing occurred
event -- ice hockey.
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that occurred and provided evidence
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members identified cases and contacts
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recommendations to the persons
subsequently advised ice rink management
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for COVID 19 and disease control.
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recent outbreak that has just been reported
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recent indoor bar opening event
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secondary cases among household,
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value of case investigation and contact tracing
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to implement these important interventions.
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orientation to the workforce capacity as well
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see among the workforce capacity
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and recommended testing and quarantine.
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approximately 60,000 contact tracers in the US.
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and health jurisdictions reporting
Capacity Database, abbreviated ELC.
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tracing performance, and where we found a median
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interviewed within 24 hours of the report
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among different health departments
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per individual staff member.
interviews with the average caseload
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that this was inversely correlated
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timeliness of case investigations.
with less timely interviews of cases.
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contacts were notified within 24 hours
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also found that a higher number
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inversely correlated with timeliness.
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investigators and contact tracers?
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case investigators and contact tracers,
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and Territorial Health Officials, ASTHO,
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knowledge-based course of four lessons
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the National Network
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communication and interview skills that are
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and experienced contact tracers
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that course participants are --
or local health departments.
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another language are from our state, tribal,
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43% of them being under 30 years old.
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among our course participants.
these breakdowns are over representative
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at the bottom of the slide on where to go
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that are part of this training.
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doing case and contact interviews
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Now I'd like to transition now to an overview of
some of the CDC guidance on case investigation,
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priority topics and particular situations
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tracing guidance and provides frequent updates
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guidance documents that further link
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use in specific situations.
these particular situations as well
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provides the major program planning guidance,
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case investigation and contact tracing.
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health departments to work with their employees
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considerations for case investigation
through 12th grade schools.
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K through 12 school administrators
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will be including the recent information
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to three feet in the classroom.
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now with the guidance on case investigation
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of higher education.
institutes of higher education,
facilitate effective case investigation
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relationship building between health departments
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public health strategy and effectiveness
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partnerships with the communities affected
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of our public health services.
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checklist which you can see here that defines
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So now we're going to transition to some of the
examples of resources for the general public.
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And this is where we really reach out to you
to engage you in delivering messages not just
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but also to your social contacts,
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more fully on the importance
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new example -- next slide please --
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of one of our most recent messages, and that is
how to tell your close contacts about COVID-19.
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the community at large to ask them
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resource provides content on what to do
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on how to protect others, information
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they are, how to identify your close contacts
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to TellYourContacts.org.
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messages on prevention and quarantine.
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where you can use TellYourContacts.org
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notified of their exposure.
developed from and by the National Coalition
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a partner notification platform
success in the STD community
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CDC where key messages and talking points,
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are translated into Spanish.
these examples, and we'll talk about some
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media graphic, sample messages.
and slowing the spread of COVID-19.
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social media images that allow for the public
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messages on Twitter, Facebook, Instagram,
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platforms such as LinkedIn.
media materials specifically related to how
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answering the call from the health department.
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of the importance of answering the call
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in case investigation and contact tracing,
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specifically for contexts such sporting
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team player, and also information on how
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stories using storyboards and processes
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to the programming tools we use
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tools to use to educate the public
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and contact tracing process.
because it explains the process
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related to confidentiality and the information
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it is translated into Spanish
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develop what to expect scenarios.
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have been around someone who has COVID-19.
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you've been tested for COVID-19
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you are diagnosed with COVID-19.
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we hope to continue to move
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resocialize the importance of COVID-19
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with the COVID-19 contact tracing
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investigation and contact tracing,
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but I'd like to present also tools
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about is exposure notification.
traditional case investigation contact
smartphones, where smartphones are used
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to individuals who may have COVID-19.
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been implemented in several countries as well
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of these smartphone apps in your phone means
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who becomes a case can then notify you
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symptom monitoring tool whereby cases
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event that they develop symptoms or become worse
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supports the answer to be yes.
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of cases and quarantine
source investigation, case investigation
remaining pockets of transmission.
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to the process and success of contact tracing.
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our other community members and colleagues
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the future considerations and priorities
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tracing and to priority partnerships
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to vaccine sites and appointments.
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for field-based contact tracing,
and contact tracing in health facilities
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reported to the health departments.
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underlying foundational community engagement,
and to participation and the success
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your participation and attendance.
Taylor and Dr. Bernstein
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portion, please take a moment
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have a poll on your screen.
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in advance of this call, thank you so much.
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we'll try to get to as many as we can.
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isolation, what is the difference?
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is that isolation refers specifically
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with a known diagnosis of COVID-19,
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essentially prevent exposure to someone else.
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practice is quite similar to isolation
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close contacts, where we ask close contacts
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order to prevent ongoing transmission.
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exposed and may themselves also be a case.
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delivery to either a case or a close contact.
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intervention is ultimately the same,
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either diagnosed or exposed
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close contact of someone who has COVID-19?
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contact as anyone who was within six feet
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minutes or more over a 24-hour period.
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exposures for a total of 15 minutes --
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person can spread COVID-19 starting
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symptoms or if they are asymptomatic,
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mask use help determine
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a close contact even if one
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when they were together.
best when everyone wears them.
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at preventing spread of COVID-19,
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or not they are used consistently
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close contact during case investigation
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vaccine, should I quarantine
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vaccination among everyone.
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or confirmed COVID-19, you do not --
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vaccinated if you have --
second dose in a two-dose vaccine series,
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the Johnson and Johnson Janssen vaccine.
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then you're not considered fully vaccinated
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all precautions regarding quarantine.
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who've been fully vaccinated are in line
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who have tested positive for COVID-19 also,
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participate in contact tracing and quarantine
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question that we had just before.
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to do is we do recognize
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by the health department.
participate, meaning answer the call.
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investigated -- previously vaccinated.
because they don't have the vaccine records.
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tracing, even if you've been fully vaccinated.
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again, involves identifying people
exposure, and to identify people
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important in that particular situation.
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a recent analysis that we published in January.
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is we look at the number of cases
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named, the number of contacts notified
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also look at the timeliness.
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the case report to the case interview,
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to the notification of contacts.
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Ideally, we want to see a high number of cases
investigated, a high number of contacts named,
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that all of these activities --
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window being critical for the effectiveness
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and contact tracing.
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Dr. Bernstein to wrap this up.
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still recommended if you're fully vaccinated?
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approach to reduce exposures to SARS-CoV-2.
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ventilation, combined with other strategies,
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particles is often higher than outdoors,
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can rapidly reduce concentrations.
strategies can really help reduce viral
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likely these viral particles can be inhaled
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lowering the inhaled dose,
with your eyes, nose and mouth.
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dose to the folks who are occupants.
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may issue their own recommendations
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for vaccinated and not vaccinated people?
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best when everyone wears them,
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provide the same protection.
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your mask fits snugly around your face.
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choose a mask with a nose wire,
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to help improve fit.
And you want to make sure that your mask is
fitting snugly over your nose, mouth and chin.
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We also want to make sure that folks pick a mask
with layers to keep your respiratory droplets in
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when it comes to layering.
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has multiple layers of fabric,
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mask underneath a cloth mask.
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recommends you can either shave your beard.
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improve fit for those who have beards.
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inner mask snugly against the face and beard.
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when it becomes available.
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our time and ask your question.
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for vaccinated persons have changed,
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guidance and requirements for your workplace.
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vaccinated, and types of vaccines vary
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introduction and spread of variants.
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the very last question.
another within their state by car,
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includes the movement of people and disease
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person's risk of getting and spreading COVID-19.
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consideration to protect travelers
time of this pandemic and need
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what a fantastic presentation.
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brand new weekly partner COVID page,
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next week Monday, April 19th.
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SARS-CoV-2 on Surfaces.
apart, avoid crowds and get that vaccine.
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