pone.0249143.g002.tif (1 MB)
Observed epidemiological dynamics at slaughter plants.
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posted on 2021-09-02, 17:48 authored by Kimberly VanderWaal, Lora Black, Judy Hodge, Addisalem Bedada, Scott Deea) Cumulative clinical cases (at-home sick, confirmed PCR-positive) as a proportion of the worker population (lines) and proportion positive in company-initiated antibody testing (circles). b) Daily incidence of clinical cases.
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observed epidemiological dataanimal welfare crisismodeling transmission dynamicsdevelop mathematical modelsworker screening programspork processing plantsminimizing disease spreadmeat processing plantsdiv >< pthree plants studiedlarge outbreak withininitial outbreak ).major occupational healthroutine pcr screeningclinical cases acrossprocessing plantsthree weeksroutine pcroccupational safetylarge numberinitial phasedisease plateauedclinical casesacross plantsmathematical modelswine industrysupport continuitysubsequently declinedsimulate transmissionresidual immunityresearch helpsr previous peakpossible scenariospopulation immunityminimizing sarsminimize risklarger outbreaksidentify protocolsgenerally rangedearly stagescumulative incidencebiosecurity measuresapproximately 30apparent hotspotsantibody prevalenceabsolute number
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