Volume 27, Number 6—June 2021
Dispatch
Trends in Viral Respiratory Infections During COVID-19 Pandemic, South Korea
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.