Objective To provide references for public hospital personnel calculation and personnel system reform. Methods The related standards of public hospitals in various provinces and literatures were analyzed systematically to sum up influence factors and calculation methods. Results Public hospital personnel complement is affected by various factors. At this stage that was mainly measured by the number of beds and outpatient service,and supplemented by other factors. Conclusion With the reform of personnel management in public hospitals in our country, in the management of public hospital staff, the first need to scientifically measure the total amount of personnel that hospital should be equipped with considering various factors. And to set an interval, the hospital may make an independent choice according to the actual situation.