2024-03-28T14:22:19Z
https://u-ryukyu.repo.nii.ac.jp/oai
oai:u-ryukyu.repo.nii.ac.jp:02012548
2023-08-03T05:38:08Z
1642838163960:1642838338003
1642838403551:1642838407795
An Epidemiological Analysis of Summer Influenza Epidemics in Okinawa
Sunagawa, Satoko
Iha, Yoshikazu
Taira, Katsuya
Okano, Sho
Kinjo, Takeshi
Higa, Futoshi
Kuba, Kazufumi
Tateyama, Masao
Nakamura, Katsunori
Nakamura, Shota
Motooka, Daisuke
Horii, Toshihiro
Parrott, Gretchen L.
Fujita, Jiro
influenza
pandemic
antigen test
subtropical region
epidemiology
Objective This study evaluates the difference between winter influenza and summer influenza in Okinawa.\nMethods From January 2007 to June 2014, weekly rapid antigen test (RAT) results performed in four acute care hospitals were collected for the surveillance of regional influenza prevalence in the Naha region of the Okinawa Islands.\nResults An antigenic data analysis revealed that multiple H1N1 and H3N2 viruses consistently co-circulate in Okinawa, creating synchronized seasonal patterns and a high genetic diversity of influenza A. Additionally, influenza B viruses play a significant role in summer epidemics, almost every year. To further understand influenza epidemics during the summer in Okinawa, we evaluated the full genome sequences of some representative human influenza A and influenza B viruses isolated in Okinawa. Phylogenetic data analysis also revealed that multiple H1N1 and H3N2 viruses consistently co-circulate in Okinawa.\nConclusion This surveillance revealed a distinct epidemic pattern of seasonal and pandemic influenza in this subtropical region.
論文
http://purl.org/coar/resource_type/c_6501
The Japanese Society of Internal Medicine
日本内科学会
2016-12-15
VoR
http://hdl.handle.net/20.500.12000/46445
1349-7235
0918-2918
Internal Medicine
24
55
3584
3579
eng
https://doi.org/10.2169/internalmedicine.55.7107
https://doi.org/10.2169/internalmedicine.55.7107
open access
Creative Commons Attribution-NonCommercial-NoDerivatives 4.0
https://creativecommons.org/licenses/by-nc-nd/4.0/