22 512
cases of COVID-19
2026
cases of COVID-19 among health care workers
1625
deaths
Coronavirus Disease 2019 (COVID-19) in Italy
Data as of March 15, 2020
Sources: Adapted from the COVID-19 Task Force of the Department of Infectious Diseases and the IT Service Instituto Superiore di Sanità. https://www.iss.it/infografiche Please cite as: JAMA. Published online March 17, 2020. doi:10.1001/jama.2020.4344 Authors: Edward Livingston, MD;
Karen Bucher, MA, CMI
Cases by age range
Cases by region/province of diagnosis Timeline of COVID-19 symptom onset and diagnosis in 2020
Cases by sex Cases by severity
Age, y 0-9 10-19 20-29 30-39 40-49 50-59 60-69 70-79 80-89
≥90 Not reported
Total
Deaths, No. (% of total) 0
0 0 4 (0.25) 10 (0.62) 43 (2.65) 139 (8.55) 578 (35.57) 694 (42.71) 156 (9.6) 1 (0.06)
1625 (100)
Case-fatality rate, % 0
0 0 0.3 0.4 1.0 3.5 12.5 19.7 22.7 0.6
7.2 37.6%
>70 y
1.2%
0-18 y
37.3%
51-70 y
24.0%
19-50 y 40.2%
Female
59.8%
Male
46.1%
Mild
24.9%
Severe
10.6%
Unspecified symptoms
6.7%
No symptoms
5.0%
Critical
6.7%
Few symptoms
Patients
Mar 9 Mar 2
Feb 24 Feb 17
Feb 10 Feb 3
Jan 28 500 1000 1500 2000
1-50 51-200 201-500 501-1000 1001-2000
>2000 Date of symptom onset (8331 cases)
Date of diagnosis/sample (13 323 cases)
Data in the shaded area should be interpreted with caution due to the possible reporting delay of more recently diagnosed cases and cases with date of onset within the reporting period that have not yet been diagnosed
Median age, 64 y
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