Florida Department of Health in Lee County Contact Tracing
Goals of Contact Tracing • Rapidly identify all persons with close contact to a confirmed or probable COVID-19 positive case. • Ensure all close contacts identified are notified and directed to self-quarantine and monitor for symptoms. 2
Department of Health 3
Steps of Contact Tracing 1. Department of Health (DOH) is notified of a positive case. 2. DOH investigator interviews the case to determine the infectious period and who they may have been in close contact with during the infectious period. 3. DOH investigator notifies all contacts of their exposure and instructs them to quarantine for 14 days after their last date of exposure. 4. Quarantined contacts are monitored daily through phone or text message to determine if they develop symptoms. 4
Definitions: Infectious Period Cases are considered infectious starting 48 hours before symptom onset and until: At least 10 days have passed since symptom onset and • At least 24 hours have passed since resolution of fever without • the use of fever-reducing medications and Other symptoms have improved. • *If asymptomatic, use the date of the test instead of symptom onset. 5
Infectious Period Confi onfirmed ed COVID-19 19 Cas ases es First Day First Da Last day Las day of of of of Infect Inf ectious ious Perio Period is d is At At Lea Least 1 t 10 D 0 Days S ays Sin ince ce Sym Sympt ptoms St oms Started arted Infe nfectio ctious us Infec nfecti tiou ous per period i iod is 10 day days, Infe nfectio ctious us Period eriod Ret Return urn to o Onset nset of of Period eriod as l as lon ong g as as i it ha t has be been en 24 24 Work Wor Symptoms Sy ptoms hou ours since nce la last f t fever ever an and d sympt mptom oms hav have e im impr prove oved. d. -2 -1 0 1 2 3 4 5 6 7 8 9 10 10 11* 11* Symptomatic Isolation Period Confi onfirmed ed COVID-19 19 Cas ases es First Da First Day of of Last day Las day of of Symp Symptom Fr om Free ee During During Infe Infect ctious ious Period Period Infe nfectio ctious us Infe nfectio ctious us Posi ositive ive Period eriod Period eriod Return Ret urn to o Lab Lab Work Wor Colle ollection ction Date Dat -2 -1 0 1 2 3 4 5 6 7 8 9 10 10 11 11 Asymptomatic Isolation Period 6
Definitions: Exposure Contacts are considered exposed if they were less than 6 feet • from a positive case for more than 15 minutes during the infectious period. Brief interactions are less likely to result in transmission; • however, symptoms and the type of interaction (e.g., did the infected person cough directly into the face of the exposed individual) remain important. 7
Visualization of Exposure Airplane example Infected traveler People sitting two rows from People exposed a sick person would be within 6 feet. 8
Quarantine Period Peop eople Exposed le Exposed to o Confirm nfirmed CO d COVI VID-19 19 Cases ses First Da First Day of of Last Day of Las Day of Sym Symptom Fr om Free ee Dur Durin ing Qu Quar arantin antine Pe Period riod Quarantine Quarant ine Quarantine Quarant ine Dat Date of e of Return Ret urn to o Exposur Exposure Wor Work 0 1 2 3 4 5 6 7 8 9 10 10 11 11 12 12 13 13 14 14 15 15 Incubation Period • Exposed contacts will need to quarantine for 14 days from the last date of their exposure to a positive cases. • Contacts can return to work/school after 14 days as long as they have remained asymptomatic. 9
Department of Health 10
Department of Health Dashboard Florida Department of Health dashboard is found on the FDOH COVID-19 website and has information regarding cases and health metrics that is updated daily 11
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