High attack rate of COVID-19 in an organized tour group of vaccinated travelers to Iceland.

作者：Benenson, Shmuel; Ottolenghi, Miriam; Cohen, Matan J; Nir-Paz, Ran; Oster, Yonatan

来源：JOURNAL OF TRAVEL MEDICINE, 2021.

DOI：10.1093/jtm/taab157

• BNT162b2 vaccine
• Breakthrough infection
• International flights
• Masking
• PCR testing
• Protective measures
• SARS-CoV-2

In a COVID-19 outbreak in a group of 25 twice-vaccinated Israeli travelers, the attack rate was 84%, despite negative pre-flight PCR tests. This extremely high breakthrough infection rate is attributed mainly to close and prolonged exposures during long bus-drives. Masking, distancing, and personal responsibility are required to avoid such outbreaks.