Abstract:Background We estimated the secondary attack rate of SARS-CoV-2 among
household contacts of PCR-confirmed cases of COVID-19 in rural Kenya and
analysed risk factors for transmission. Methods We enrolled incident
PCR-confirmed cases and their household members. At baseline, a
questionnaire, a blood sample, and naso-oropharyngeal swabs were
collected. Household members were followed 4, 7, 10, 14, 21 and 28 days
after the date of the first PCR-positive in the household;
naso-oropharyngeal swabs were collected at … Show more
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