Spatial Accessibility Analysis of Snake Antivenom

To analyze the spatial accessibility of antivenom immunizing agents equipped hospitals in Hainan Province.

This paper analyzes the spatial accessibility of medical institutions equipped with different types of snake antivenom using network analysis and two-step mobile search method, and evaluates the service level and spatial accessibility of medical institutions equipped with different types of antivenom immunizing agents in Hainan Province from the perspectives of both supply and demand.

The number of people in Hainan Province who need to spend more than 1 h to reach an Agkistrodon Hyalys antivenom, Naja antivenom, Bungarus Multicnctus antivenom, Agkistrodon Acutus antivenom equipped hospital, and equipped with antivenom for all species of snakes in the country is approximately 856,000, 231,300, 3,071,000, 2,666,000 and 4,721,000 people, respectively. In the results of accessibility of hospital beds/health technicians equipped with antivenom in Hainan Province, Haikou and Sanya cities had the highest accessibility.

The accessibility of hospitals equipped with antivenom in Hainan Province is unevenly distributed, with areas of high accessibility in the southern and northern regions and accessibility in the rest of the country to be improved.