Main Article Content
The purpose of this relationship research is aimed to study the correlation between online gaming behavior and stress of high school students. The sample consisted of 254 high school students from a population of 719 students from Chiang Mai University Demonstration School who were selected by stratified random sampling method. The data was collected by questionnaires-the Game Addiction Screening Test--GAST for children and adolescents-which has the reliability of 0.90 and the Suanprung Stress Test-20--SPST–20, which has the reliability of 0.95. The statistics used in data analysis were frequency, percentage, mean, standard deviation and Pearson’s Product Relationship Coefficient. The results showed (1) The online game playing behavior can be categorized into 3 levels of gaming addiction. It was found that 5.9% were in problematic addiction stage, 16.1% in obsessive addiction stage and 78% in non- problematic addiction stage. (2) When examining the stress levels, it was found that 31.1% had severe stress, 50.8% high stress and 18.1% moderate stress (S.D.=13.74).( 3) The relationship between the behavior of playing online games were not related to stress among high school students.