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O-9 - Mean incubation period of the novel coronavirus estimated at 5.2 days

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Properties7
type
observation
id
O-9
statement
The mean incubation period was estimated at 5.2 days (95% CI 4.1-7.0), with the 95th percentile of the distribution at 12.5 days.
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orphan
source
S-13 - Li et al. 2020 NEJM — early transmission dynamics, first 425 confirmed cases
locator
Abstract; Results, incubation period
quote
The mean incubation period was 5.2 days (95% confidence interval [CI], 4.1 to 7.0), with the 95th percentile of the distribution at 12.5 days.

Estimated from cases with well-defined exposure windows. Feeds downstream index-case back-calculation that other work uses to date the first human infection.

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