We investigated three SARS-CoV-2 variant B.1.1.7 childcare centre and related household outbreaks. Despite group cohorting, cases occurred in almost all groups, i.e. also among persons without close contact. Children’s secondary attack rates (SAR) were similar to adults (childcare centres: 23% vs 30%; p = 0.15; households: 32% vs 39%; p = 0.27); child- and adult-induced household outbreaks also led to similar SAR. With the advent of B.1.1.7, susceptibility and infectiousness of children and adults seem to converge. Public health measures should be revisited accordingly.
All Keywords
【저자키워드】 COVID-19, SARS-CoV-2, VoC, susceptibility, secondary attack rate, B.1.1.7, outbreak, infectiousness, kindergarten, childcare centre, 【초록키워드】 children, SARS-CoV-2 variant, Outbreaks, Health, B.1.1.7, infectiousness, Child, Households, SAR, close contact, attack rates, public health measures, measure, advent, Public, occurred, investigated, groups, 【제목키워드】 children, SARS-CoV-2 variant, Outbreaks, Germany,
【저자키워드】 COVID-19, SARS-CoV-2, VoC, susceptibility, secondary attack rate, B.1.1.7, outbreak, infectiousness, kindergarten, childcare centre, 【초록키워드】 children, SARS-CoV-2 variant, Outbreaks, Health, B.1.1.7, infectiousness, Child, Households, SAR, close contact, attack rates, public health measures, measure, advent, Public, occurred, investigated, groups, 【제목키워드】 children, SARS-CoV-2 variant, Outbreaks, Germany,
우리는 3개의 SARS-CoV-2 변종 B.1.1.7 보육원 및 관련 가정 발병을 조사했습니다. 집단 코호트에도 불구하고 거의 모든 집단, 즉 밀접 접촉이 없는 사람들 사이에서도 사례가 발생했습니다. 아동의 2차 공격율(SAR)은 성인과 유사했습니다(어린이집: 23% 대 30%; p = 0.15; 가정: 32% 대 39%; p = 0.27). 아동 및 성인 유발 가정 발병도 유사한 SAR로 이어졌습니다. B.1.1.7의 출현으로 어린이와 성인의 감수성과 전염성이 수렴되는 것 같습니다. 이에 따라 공중 보건 조치를 재검토해야 합니다.