Risk factors for the transmission of typhoid and paratyphoid fevers and prevention and control measures

Typhoid and paratyphoid fevers are still a serious public health problem in some countries. People used to confuse the transmission routes of the diseases and their risk factors. This paper attempts to summarize the transmission risk factors of typhoid and paratyphoid fevers in order to provide reference for the prevention and control of typhoid and paratyphoid fevers outbreak and suggest the identification of transmission risk factors.