RESUMEN
Objective To discuss the compatibility and current situation of social support and the influencing factors of nursing undergraduate students. Methods The university student compatible meter and the the social support meter were used to investigate 394 nursing undergraduate students and the re-sult underwent analysis. Results (1)The difference existed in compatibility and social support in un-dergraduate students of different grades. (2)The compatibility of students was correlated with the physical state and the properties of their high school. (3)The social support of the undergraduate students was cor-related with the disposition and the relations with their family. Conclusions The nursing undergraduate students have different compatibility and social support, which were influenced by many factors.Education managers should improve the compatibility and social support of them by adopting selective measures.