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Fig. 1 | BMC Infectious Diseases

Fig. 1

From: Decline of onset-to-diagnosis interval and its impacts on clinical outcome of COVID-19 in China: a nation-wide observational study

Fig. 1

The temporal pattern of cases number, severe rate, case fatality rate, days in ODI for all COVID-19 patients in the mainland of China from January to March 2020. The left vertical axis corresponded to the daily severe rate and case fatality rate; the right vertical axis corresponded to the ODI. Cases after March, 2020 are not shown due to the small proportion

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