Abstract: Objective To understand the status quo of professional calling among nurses in core departments of chest pain center,analyze its influencing factors,and provide reference for improving the professional calling level of nurses in core departments of chest pain center. Methods From March to May 2023,a convenience sampling method was used to select 339 core department nurses from three grade-A tertiary hospitals in Zhengzhou City as the survey subjects. A cross-sectional survey was conducted using the professional call scale,three dimensional personality advantage scale,clinical nursing staff information literacy scale and job remodeling scale,and the data was analyzed. Results The total score of professional calling for nurses in the core departments of the chest pain center was （42.83±9.50）points,professional title,average monthly income,personality advantages,information literacy and job remodeling were the main influencing factors of the professional calling level of nurses in the core department of the chest pain center（all P<0.05）,which could explain 47.4% of the total variation. Conclusions The professional calling of nurses in the core departments of the chest pain center is at a moderate level. Nursing managers should increase their organizational and emotional support for nurses,regularly conduct professional calling training,and improve their professional calling skills.

Key words: Chest pain center, Nurse, Professional calling, Personality advantage, Information literacy, Job reshaping