Secondary Attack Rate, Transmission and Incubation Periods, and Serial Interval of SARS-CoV-2 Omicron Variant, Spain.
Emerg Infect Dis
; 28(6): 1224-1228, 2022 06.
Article
in English
| MEDLINE | ID: covidwho-1785299
ABSTRACT
Contact tracing data of SARS-CoV-2 Omicron variant cases during December 2021 in Cantabria, Spain, showed increased transmission (secondary attack rate 39%) compared with Delta cases (secondary attack rate 26%), uninfluenced by vaccination status. Incubation and serial interval periods were also reduced. Half of Omicron transmissions happened before symptom onset in the index case-patient.
Keywords
Full text:
Available
Collection:
International databases
Database:
MEDLINE
Main subject:
SARS-CoV-2
/
COVID-19
Type of study:
Observational study
Topics:
Vaccines
/
Variants
Limits:
Humans
Country/Region as subject:
Europa
Language:
English
Journal:
Emerg Infect Dis
Journal subject:
Communicable Diseases
Year:
2022
Document Type:
Article
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