ABSTRACT
Background: In order to explore the psychological status and vulnerability characteristics of medical staff with the progress of the epidemic. Methods: : This study investigated the prevalence of mental problems of 2748 medical staff in four stages. PHQ-9, GAD-7, SSS, Pittsburgh sleep quality index and PCL-C were used for the psychological evaluation, and univariate logistic standardized analysis and multivariate logistic regression for data analysis. Results: : The prevalence of mental problems were observed statistically significant difference. In stage 1, mild anxiety and mild depression reached the highest value of 41.4% and 40.72% respectively. Between March 4 and March 17 that of mild depression rose from 16.07% to 26.7%, and between March 17 and March 26 the prevalence of mild anxiety increased from 17.28% to 20.02%. Female, unmarried, working in Wuhan are the risk factors of mental health of medical staff (P<0.05). Conclusion: The psychological status of the medical staff has changed dynamically. Stage 1, the latter period of Stage 2 and Stage 3 are the high-risk stages. Female,unmarried is the dangerous characteristics of psychological vulnerability.