Dysentery is one of the digestive system diseases, which has a higher incidence rate. The aim of present study was to further explore the incidence of dysentery and get the better prevention of this disease. The data were collected and statistically analyzed from Shaanxi Province for the monthly incidence of dysentery in 22 years. In addition, according to the Yunqi theory and related incidence of diseases, the correlation between the incidences of dysentery and Suiyun, Sitian, Zaiquan and Six-qi were summarized systematically. This study provides a reference for the incidence of dysentery.