Data analysis
The double-recording method was used, and EpiData 3.0 software was used to input data. After the input was completed, it was converted into an SPSS data set. SPSS statistical software was used for the descriptive statistical analysis of general data. Frequency, composition ratio, mean standard deviation (x ± s), the coefficient of variation, and the measurement data that conformed to the normal distribution after the test was described. The comparison between the groups was performed using two independent sample t-tests, and the count data comparison was performed using the chi-squared test. The difference was statistically significant at The following conditions were necessary for inclusion: all participating personnel were new graduates, and all participating personnel agreed with the research process and agreed to cooperate with the experiment. This study was approved by the ethics committee of our hospital.Exclusion criteria were as follows: poor compliance of personnel, inability of personnel to cooperate with the experiment, and status of personnel as experienced employees instead of new graduates.