日本大阪 2016/17 季节诺如病毒在婴幼儿和学童中高传染性。
High transmissibility of norovirus among infants and school children during the 2016/17 season in Osaka, Japan.
机构信息
Department of Microbiology, Osaka Institute of Public Health, Japan.
Department of Clinical Laboratory, Nagoya Medical Center, Japan.
出版信息
Euro Surveill. 2018 Feb;23(6). doi: 10.2807/1560-7917.ES.2018.23.6.18-00029.
The number of person-to-person transmitted norovirus cases (n = 4,712) in school children in Osaka, Japan, during 2016/17 was the largest since 2012/13. Norovirus outbreaks were reported by 101 schools including 53 nursery schools (1,927 cases), 18 kindergartens (1,086 cases) and 30 elementary schools (1,699 cases). The dominant genotype among outbreaks was GII.P16-GII.2 (57.4%; 58/101), followed by GII.P2-GII.2 (8.9%; 9/101) and GII.P7-GII.6 (5.9%; 6/101). GII.4 was not detected despite dominance in previous years.
在日本大阪，2016/17 年期间，通过人与人之间传播的诺如病毒病例数（n=4712）达到了自 2012/13 年以来的最高水平。101 所学校报告了诺如病毒爆发，包括 53 所幼儿园（1927 例）、18 所幼儿园（1086 例）和 30 所小学（1699 例）。爆发中的主要基因型是 GII.P16-GII.2（57.4%；58/101），其次是 GII.P2-GII.2（8.9%；9/101）和 GII.P7-GII.6（5.9%；6/101）。尽管前几年占主导地位，但未检测到 GII.4。
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