The purpose of this study is to investigate the effect of motivational interviewing group counseling on motivation for change and healthy usage of smart-phones for SNS addiction prone middle school girls.
In order to verify the aim of the study, SNS addiction proneness scale was conducted to 220 girls out of 379 total students in Y middle school located in Busan. Among them, 55 students who got top 25% were proposed to participate in the program. Finally, 28 students who were willing to participate in the program and got a consent from their parents were selected and were divided into two groups with 14 assigned students in each group. One is named the experimental group, and the other is the control group. The motivational interviewing group Counseling program for the experimental group was intended to be implemented for total of three weeks divided into six sessions with two sessions per week. There were no treatments applied to the control group.
To evaluate the effectiveness of treatment, SOCRATES-Ⅰ scale that was modified for this study using questions related to usage and healthy usage of smart-phones scale were used for pre, post and further analysis. Non-parametric statistics, Mann-Whitney U tests, Friedman tests and Wilcoxon signed ranks tests were used to analyze data. Furthermore, opinion reports and program evaluation sheets by program partcipants were supplemented in order to compensate the shortcomings of quantitative statistical analysis.
Followings are the results of the study.
First, motivation for change of the experimental group increased more than that of the control group after partcipanting the motivational interviewing group counseling for SNS addiction prone middle school girls.
Second, healthy smart-phones usage ability of the experimental group increased more than that of the control group after partcipanting the motivational interviewing group counseling for SNS addiction prone middle school girls.
In conclusion, the motivational interviewing group counseling is effective for increasing motivation for change and healthy smart-phones usage ability for SNS addiction prone middle school girls.

Key-word: motivational interviewing, SNS addiction proneness, motivation for change, healthy smart-phones usage