Abstract
The purpose of this study was to investigate the student nurse's perception and performance about the protecting behavior of the medical information. The subjects of the study were 365 senior nursing students. The data was analyzed by SPSS PC 19.0 program. 1) The mean scores of perception and performance by student nurse's on protecting behavior of the medical information were $4.39{\pm}0.40$ and $3.71{\pm}0.57$. 2) The perception on protecting behavior of the medical information was heavily dependent on the following age. 3) The performance on protecting behavior of the medical information was heavily dependent on the following career interests and work unit. 4) There was a positive correlation between the perception and performance about the protecting behavior of the medical information. The results showed the statistically significant partial correlation between the perception and performance. Therefore, it is suggested to apply the concrete education program to enhance the perception in order to improve the performance.