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Fig. 3 | BMC Medicine

Fig. 3

From: Early epidemiological assessment of the transmission potential and virulence of coronavirus disease 2019 (COVID-19) in Wuhan City, China, January–February, 2020

Fig. 3

Temporal variation of the infection fatality risks caused by COVID-19 in Wuhan, China, 2019–2020. a Posterior estimates of crude infection fatality ratio in Wuhan City. b Posterior estimates of time–delay-adjusted infection fatality ratio in Wuhan City. Black dots show observed data, and light and dark indicate 95% and 50% credible intervals for posterior estimates, respectively. Epidemic day 1 corresponds to the day that starts at January 1, 2020

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