On the Temporal-spatial Distribution of Shanghai Cholera Outbreak in 1946 and Its Social Responses
A regional cholera epidemic occurred in 1946 in China,particularly severe in Shanghai.Based on the data of the press at that time,this paper analyzes the temporal-spatial distribution of cholera,the cause of its outbreak,and its social responses in Shanghai.In terms of temporal distribution,the cholera lasted six months with 4,415 cholera patients and 353 deaths.July was the period of concentrated outbreak of the epidemic.In terms of spacial spreading,the cholera showed the characteristic of short-range communication.It first occurred in the old public concession,then spread to its neighboring communities and then to the whole city of Shanghai.In terms of spacial distribution,the most severe outbreak was in the western part of Shanghai,followed by the old public concessions,the Nanshi area and the old French concessions.After the outbreak,the government was the leading force in its prevention and control in which social groups and individuals actively participated,ultimately extinguishing the cholera epidemic.