Objectives This paper studied the risk factors of intestinal infectious diseases in rural areas in Dandong region in order to provide the evidence for the prevention and treatment of infectious diseases.

Methods Questionnaire survey on residents' lifestyle in rural environmental sanitation survey of 300 households in Dandong region from 2016 to 2018 and the descriptive analysis were carried out, and logistic regression analysis was also carried out on related influcing factors.

Results According to the descriptive analysis result, the ≥ 60 age group had the most number of the cases (124 cases, accounting for 41.33%). The number of cases in remaining age groups could be ranked from the highest to the lowest as:the (45~59) age group (120 cases, 40.00%), the (30~44) age group (52 cases, 17.33%), and that in the (15~29) age group (1.33%, 4 cases) was the least. The sanitary toilet coverage rate was 81.48% (33 802/41 482), and the logistic regression analysis result showed that the types of drinking water supply and kitchen flies were the influcing factors of intestinal infectious diseases in the past two weeks (P < 0.01).

Conclusions The use of centralized water supplies and improved kitchen hygiene in rural areas have an important significance for controlling and reducing the incidence of intestinal infectious diseases.