A Hybrid Model for the Impact of COVID-19 Prevention Measures on the Sustainable Development of the Aviation System

<table class="table-group" id="tab3"><tr><td><table class="table"><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr class="thead"><td class="align_left">Cost component</td><td class="align_center">Chinese yuan (RMB¥)</td><td class="align_center">United States dollars (US$)</td><td class="align_center">Source</td></tr><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr><td class="align_left">Close contact diagnosed as COVID-19 negative</td><td class="align_center">584.08</td><td class="align_center">84.53</td><td class="align_center">[<a href="/journals/mpe/2022/5430328/#B39" target="_blank">39</a>]</td></tr><tr><td class="align_left">Suspected case diagnosed as COVID-19 negative</td><td class="align_center">973.70</td><td class="align_center">140.91</td><td class="align_center">[<a href="/journals/mpe/2022/5430328/#B39" target="_blank">39</a>]</td></tr><tr><td class="align_left">Confirmed case, nonsevere</td><td class="align_center">6488.90</td><td class="align_center">939.06</td><td class="align_center">[<a href="/journals/mpe/2022/5430328/#B39" target="_blank">39</a>]</td></tr><tr class="table-tr"><td colspan="4"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Cost of close contacts and confirmed cases.</div>

Mathematical Problems in Engineering

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Table 3

Table 3: A Hybrid Model for the Impact of COVID-19 Prevention Measures on the Sustainable Development of the Aviation System 