Skip directly to site content Skip directly to page options Skip directly to A-Z link Skip directly to A-Z link Skip directly to A-Z link
Volume 27, Number 4—April 2021

Characteristics of SARS-CoV-2 Transmission among Meat Processing Workers in Nebraska, USA, and Effectiveness of Risk Mitigation Measures

Jocelyn J. HersteinComments to Author , Abraham Degarege, Derry Stover, Christopher Austin, Michelle M. Schwedhelm, James V. Lawler, John J. Lowe, Athena K. Ramos, and Matthew Donahue
Author affiliations: University of Nebraska Medical Center, Omaha, Nebraska, USA (J.J. Herstein, A. Degarege, J.V. Lawler, J.J. Lowe, A.K. Ramos); Nebraska Department of Health and Human Services, Lincoln, Nebraska, USA (D. Stover, C. Austin, M. Donahue); Nebraska Medicine, Omaha (M.M. Schwedhelm, J.V. Lawler)

Main Article

Table 3

Comparisons of the incidence of severe acute respiratory syndrome coronavirus 2 infection among meat processing workers before mask intervention, between mask and physical barrier intervention, and after physical barrier intervention in meatpacking facilities, Nebraska, April–July 2020

Facility Incidence /1,000 persons /d
<10 d after mask intervention Between day 10 after mask and day 10 after physical barrier intervention >10 d after physical intervention p value
for difference*
A 3.46 3.23 0.26 <0.001
B 11.13 42.2 0.58 <0.001
*p value difference represents difference in incidence before initiation of mask intervention and after physical barrier intervention.

Main Article

Page created: February 02, 2021
Page updated: March 18, 2021
Page reviewed: March 18, 2021
The conclusions, findings, and opinions expressed by authors contributing to this journal do not necessarily reflect the official position of the U.S. Department of Health and Human Services, the Public Health Service, the Centers for Disease Control and Prevention, or the authors' affiliated institutions. Use of trade names is for identification only and does not imply endorsement by any of the groups named above.