Objective: To explore the mediating effect of job satisfaction on the relationship between professional identi- ty and turnover intention in nurses. Methods: A total of 594 nurses were investigated by professional identity scale, job sat- isfaction scale and turnover intention scale. Results: Turnover intention score in preparing nurses(15.42±3.13) was signifi- cantly less than the temporary nurses(16.44±2.99)(P〈0.05). Professional identity was positively and negatively correlated with job satisfaction and turnover intention, respec...