Volume 27, Number 6—June 2021
Dispatch
Trends in Viral Respiratory Infections During COVID-19 Pandemic, South Korea
Sujin Yum, Kwan Hong, Sangho Sohn, Jeehyun Kim, and Byung Chul Chun
Table
Mean weekly positivity rates of respiratory viruses during weeks 5–52, South Korea, 2010–2019 compared with 2020
| Virus | Mean positivity (±SD), % |
Difference, % (95% CI) | |
|---|---|---|---|
| 2010–2019 | 2020 | ||
| All studied viruses | 54.7 (±8.3) | 39.1 (±15.3) | −15.6 (−21.0 to −10.2) |
| Adenovirus | 7.4 (±2.1) | 6.5 (±3.2) | −0.9 (−2.1 to 0.3) |
| Human bocavirus | 2.3 (±2.3) | 4.1 (±4.5) | 1.8 (0.2 to 3.5) |
| Human coronavirus | 3.4 (±2.4) | 1.2 (±2.8) | −2.2 (−3.1 to −1.3) |
| Human metapneumovirus* | 3.1 (±3.4) | 0.6 (±1.4) | −2.5 (−3.5 to −1.4) |
| Human rhinovirus | 17.4 (±4.9) | 23.9 (±15.0) | 6.6 (2.7 to 10.4) |
| Influenza virus | 11.0 (±13.4) | 1.7 (±6.7) | −9.3 (−12.7 to −5.8) |
| Human parainfluenza virus | 6.2 (±4.7) | 0.1 (±0.3) | −6.1 (−7.5 to −4.7) |
| Respiratory syncytial virus | 3.8 (±4.4) | 0.9 (±1.9) | −2.9 (−4.4 to −1.4) |
*Surveillance began in 2012.
Page created: April 13, 2021
Page updated: May 18, 2021
Page reviewed: May 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.