Familial Clusters of Coronavirus Disease in 10 Prefectures, Japan, February−May 2020
The overall coronavirus disease secondary attack rate (SAR) in family members was 19.0% in 10 prefectures of Japan during February 22–May 31, 2020. The SAR was lower for primary cases diagnosed early, within 2 days after symptom onset. The SAR of asymptomatic primary cases was 11.8%.
Main Authors: | , , , , , , , , , , , , , , |
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Format: | Article |
Language: | English |
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Centers for Disease Control and Prevention
2021-03-01
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Series: | Emerging Infectious Diseases |
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Online Access: | https://wwwnc.cdc.gov/eid/article/27/3/20-3882_article |
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author | Reiko Miyahara Naho Tsuchiya Ikkoh Yasuda Yura K. Ko Yuki Furuse Eiichiro Sando Shohei Nagata Tadatsugu Imamura Mayuko Saito Konosuke Morimoto Takeaki Imamura Yugo Shobugawa Hiroshi Nishiura Motoi Suzuki Hitoshi Oshitani |
author_facet | Reiko Miyahara Naho Tsuchiya Ikkoh Yasuda Yura K. Ko Yuki Furuse Eiichiro Sando Shohei Nagata Tadatsugu Imamura Mayuko Saito Konosuke Morimoto Takeaki Imamura Yugo Shobugawa Hiroshi Nishiura Motoi Suzuki Hitoshi Oshitani |
author_sort | Reiko Miyahara |
collection | DOAJ |
description | The overall coronavirus disease secondary attack rate (SAR) in family members was 19.0% in 10 prefectures of Japan during February 22–May 31, 2020. The SAR was lower for primary cases diagnosed early, within 2 days after symptom onset. The SAR of asymptomatic primary cases was 11.8%. |
first_indexed | 2024-12-18T14:18:13Z |
format | Article |
id | doaj.art-43b3a7303c9d482a88925e8cddfa9a6b |
institution | Directory Open Access Journal |
issn | 1080-6040 1080-6059 |
language | English |
last_indexed | 2024-12-18T14:18:13Z |
publishDate | 2021-03-01 |
publisher | Centers for Disease Control and Prevention |
record_format | Article |
series | Emerging Infectious Diseases |
spelling | doaj.art-43b3a7303c9d482a88925e8cddfa9a6b2022-12-21T21:04:55ZengCenters for Disease Control and PreventionEmerging Infectious Diseases1080-60401080-60592021-03-0127391591810.3201/eid2703.203882Familial Clusters of Coronavirus Disease in 10 Prefectures, Japan, February−May 2020Reiko MiyaharaNaho TsuchiyaIkkoh YasudaYura K. KoYuki FuruseEiichiro SandoShohei NagataTadatsugu ImamuraMayuko SaitoKonosuke MorimotoTakeaki ImamuraYugo ShobugawaHiroshi NishiuraMotoi SuzukiHitoshi OshitaniThe overall coronavirus disease secondary attack rate (SAR) in family members was 19.0% in 10 prefectures of Japan during February 22–May 31, 2020. The SAR was lower for primary cases diagnosed early, within 2 days after symptom onset. The SAR of asymptomatic primary cases was 11.8%.https://wwwnc.cdc.gov/eid/article/27/3/20-3882_articlecoronavirus diseaseCOVID-19respiratory infectionsfamilial clustersprefecturesJapan |
spellingShingle | Reiko Miyahara Naho Tsuchiya Ikkoh Yasuda Yura K. Ko Yuki Furuse Eiichiro Sando Shohei Nagata Tadatsugu Imamura Mayuko Saito Konosuke Morimoto Takeaki Imamura Yugo Shobugawa Hiroshi Nishiura Motoi Suzuki Hitoshi Oshitani Familial Clusters of Coronavirus Disease in 10 Prefectures, Japan, February−May 2020 Emerging Infectious Diseases coronavirus disease COVID-19 respiratory infections familial clusters prefectures Japan |
title | Familial Clusters of Coronavirus Disease in 10 Prefectures, Japan, February−May 2020 |
title_full | Familial Clusters of Coronavirus Disease in 10 Prefectures, Japan, February−May 2020 |
title_fullStr | Familial Clusters of Coronavirus Disease in 10 Prefectures, Japan, February−May 2020 |
title_full_unstemmed | Familial Clusters of Coronavirus Disease in 10 Prefectures, Japan, February−May 2020 |
title_short | Familial Clusters of Coronavirus Disease in 10 Prefectures, Japan, February−May 2020 |
title_sort | familial clusters of coronavirus disease in 10 prefectures japan february may 2020 |
topic | coronavirus disease COVID-19 respiratory infections familial clusters prefectures Japan |
url | https://wwwnc.cdc.gov/eid/article/27/3/20-3882_article |
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