The Past, Present, and Future of Public Health Surveillance

Table 4

The first epidemic field investigation based on the diary of Samuel Pepys during the Great Plague of London, 1665 [49].

Date	Deaths from plague	Total deaths	Proportionate mortality
June 8	43
June 15	112
July 20	1089
Aug 31	6102	7496	81%
Nov 30	333	544	61%