Abstract:Objective To explore the influencing factors and correlation of professional identity, professional burnout and turnover intention of clinical research coordinator (CRC), so as to provide personnel support for the clinical trials. Methods A total of 500 CRC working in Jiangsu Province from August to September 2022 were investigated by cluster sampling including basic situation questionnaire, professional identity rating scale, professional burnout scale and turnover intention scale. Results The mean score of professional identity of CRC was 107.87±14.20, which was medium professional identity. The average score of professional burnout was 44.62±17.31, which was modium professional burnout. The mean score of turnover intention was 14.59±3.27, which was higher. Professional identity was negatively linearly correlated with professional burnout and turnover intention (r=-0.632, r=-0.376, P＜0.01) respectively, while professional burnout was positively linearly correlated with turnover intention (r=0.423, P＜0.01). Conclusion Professional identity and professional burnoutt of CRC are at medium level, while turnover intention is at high level,and there is a correlation between the three. Professional identity and burnout will affect turnover intention and then produce actual turnover action. The construction of the CRC industry team should be strengthened, and unified qualification requirements and training standards should be established, to improve the understanding of their roles and professional ability, and to ensure the stability of CRCs work, so as to ensure the quality of clinical trials.