Objective To investigate adverse events report intent and its influencing factors in clinical nurses. Methods Questionnaire investigation was conducted among 917 clinical nurses from ten hospitals in Tai'an city using the Intent to Report Questionnaire. Results The score of clinical nurses adverse events report intent was 36.80 ± 19.71. The score of each dimension in descending order were:nurses operation adverse events, system process adverse events, and patient care adverse events. Hospital levels were significant influencing factors of clinical nurses adverse events report intent. Pressure sores were the most frequently reported, and report of patient injury caused by unreasonable nurse manpower allocation was the lowest frequency. Conclusions The level of clinical nurses adverse events report intent need to be improved. Nursing managers should pay attention to improve nurse reporting adverse event in order to better promote the safety of patients and reduce occurrence of adverse event.