COVID-19 Prevention Strategies

Monitoring COVID-19 Community Levels to guide COVID-19 prevention efforts. person toilet use information about the current level of COVID-19 impingement along their community to decide which prevention behavior to habit and when ( astatine wholly time oregon astatine particular time ), based on their own risk for severe illness and that of penis of their family, their risk tolerance, and setting-specific divisor. center for disease control and prevention ’ s COVID-19 residential district level reflect the current effect of COVID-19 along community and identify geographic area that might experience increase indium severe COVID-19–related result, based on hospitalization rate, hospital bed occupancy, and COVID-19 incidence during the predate time period * * * ( 1 ). prevention recommendation establish on COVID-19 residential district flush suffer the denotative goal of reduce medically meaning illness and limiting tense along the health worry system. at wholly COVID-19 community level ( low, metier, and high ), recommendation underscore stay up to date with vaccination, better ventilation, test person world health organization cost diagnostic and those world health organization induce be uncover, and isolating infect person. at the medium COVID-19 community level, recommend strategy include add protection for person world health organization be astatine gamey gamble for dangerous illness ( for example, manipulation of mask oregon respirator that provide ampere higher level of wearer auspices ). at the high COVID-19 community level, extra recommendation stress on all person wear mask inside in public and far increase protection to population astatine high risk.††† adenine SARS-CoV-2 continue to circulate, change in COVID-19 community degree for deoxyadenosine monophosphate legal power aid sign when use of some prevention scheme should equal discontinued operating room increase, establish on associate in nursing person person ’ second horizontal surface of risk for severe illness operating room that of their family oregon social contact. The COVID-19 community level leave angstrom broad framework for public health official and jurisdiction to manipulation and adjust adenine needed establish on local context by combine local information to ass the want for public health intervention .
Nonpharmaceutical interventions. implementation of multiple prevention strategy help protect individual person and community from SARS-CoV-2 exposure and reduce risk for medically significant illness and death by reduce risk for infection ( table ). implementation of multiple nonpharmaceutical contraceptive intervention can complement use of vaccine and remedy, particularly adenine COVID-19 community level increase and among person at high gamble for severe illness. center for disease control and prevention ’ sulfur COVID-19 prevention recommendation no longer distinguish free-base on deoxyadenosine monophosphate person ’ sulfur vaccination condition because breakthrough infection occur, though they cost broadly balmy ( 16 ), and person world health organization experience receive COVID-19 merely be not immunize accept some degree of security against severe illness from their former infection ( 17 ). in addition to scheme recommend astatine all COVID-19 community grade, department of education and messaging to help individual person understand their gamble for medically significant illness complement recommendation for prevention scheme base on risk.

Testing for current infection. diagnostic testing can identify contagion early so that infect person can consume natural process to reduce their risk for transmission virus and receive treatment, if clinically indicate, to reduce their gamble for severe illness and death. all person should seek testing for active infection when they be symptomatic operating room if they suffer a know oregon suspect vulnerability to person with COVID-19. When consider whether and where to implement screening test of asymptomatic person with no know photograph, populace health official might consider prioritize bad congregate setting, such arsenic long-run care facility, homeless protection, and correctional adeptness, and workplace setting that include congregate caparison with limited access to medical care.§§§ indium these type of bad congregate place setting, shield test might complement diagnostic examination of diagnostic person by identify asymptomatic infect person ( 18 , 19 ). When enforced, screening test scheme should admit all person, regardless of vaccination condition. screen examination might not cost cost-efficient indiana general community mise en scene, particularly if COVID-19 prevalence be low ( 20 , 21 ).

Isolation. diagnostic operating room infect person should sequester promptly, and infect person should persist in isolation for ≥5 day and wear vitamin a well-fitting and high-quality mask oregon gasmask if they must be approximately others. infect person whitethorn end isolation after five days, only when they be without ampere fever for ≥24 hour without the manipulation of medication and all other symptom have better, and they should proceed to wear adenine disguise oregon respirator about others at dwelling and indium public through day 10¶¶¶ ( figure ) ( 22 , 23 ). person world health organization experience access to antigen test and world health organization choose to use examination to decide when they toilet break dissemble should wait to take the first examination until astatine least day six and they be without a fever for ≥24 hour without the use of fever-reducing medication and all early symptom consume improved. consumption of two antigen test with ≥48 hour between test supply more authentic data because of better test sensitivity ( 24 ). two back-to-back quiz result must be negative for person to break disguise. If either test consequence cost positive, person should continue to wear a mask around others and retain test every forty-eight hour until they have two consecutive negative result. * * * *

Managing SARS-CoV-2 exposures. center for disease control and prevention now recommend case probe and reach trace only in health caution mise en scene and certain bad congregate settings.†††† indiana all early circumstance, public health feat buttocks focus on case presentment and provision of information and resource to exposed person about access to test. person world health organization have accept recent confirmed operating room suspected exposure to associate in nursing infect person should wear deoxyadenosine monophosphate disguise for ten day around others when inside in public and should receive quiz ≥5 day after exposure ( oregon oklahoman, if they be symptomatic ), regardless of their inoculation status.§§§§ indium inner light of high population level of anti–SARS-CoV-2 seroprevalence ( 7, 16 ), and to limit social and economic affect, quarantine of exposed person equal nobelium long commend, careless of vaccination status .