Table 1.
Some Data to the New and Previous Epi- and Pandemics
| Pandemic (Causing Agent) Time | Transmission | Mortality | No. of Infection Cases | No. of Death Cases |
|---|---|---|---|---|
| Black death (Yersinia pestis) 14th century |
N/A | N/A | N/A | >50 million |
| Spanish flu (Influenza virus) 1918–1920 |
N/A | 10%–20% | 500 million | 40–100 million |
| SARS (SARS-CoV) 2002–2003 |
N/A | 30% | 8,000 | 800 |
| Covid-19 (SARS-CoV-2) Since November 2019 |
>2% | ≤3% | >4,500,000 | >300,000 |
| Swine flu (H1N1 virus) 2009–2010 |
N/A | 0.01%–0.1% | 700–1,400 million | 50,000–575,000 |