本研究的目的是為了探討網路成癮在國中生身心健康的影響，以雲林縣建國國中為例；問卷調查的資料則由雲林縣教育處所提供。研究對象是雲林縣建國國中一、二年級的學生。研究方法為使用問卷調查，由學生自行上網回答問卷，並使用Excel and SPSS統計，進行描述性統計分析。 研究中將問卷資料分成四個構面分析：即人口統計變數分析(包含性別、就讀年級、家中是否有可上網電腦、家中是否有無線網路)、上網使用變數分析【包括非假日與假日(課業上與非課業上)平均上網時間】、問卷題目變數分析（以Kimberly Young 網路成癮評量表之問題分析）、網路偏好指數變數分析（依網路偏好指數的計分方式算出總分，衡量是否具成癮傾向）。 研究結果顯示：一、二年級樣本在網路偏好指數中，正常級( 1~49分)，有451人，占整體有效樣本數91.9%；預警級( 50~79分)，有38人，占整體有效樣本數7.7%；危險級( 80~100分)，有2人 ，占整體有效樣本數0.4%。 The purpose of this study was to investigate the effects of Interent addiction on junior high school student’ physical and mental health. The data of the questionnaire were collected by Yunlin Education Bureau. The participants were the first and second graders from Yunlin Jianguo Junior High School. The researcher used questionnaire investigation. Students filled in the questionnaire online, and the researcher used Excel and SPSS to make descriptive statistics. The research was divided into four parts. First,variable analysis of population included gender, grade, and whether students have Internet or wifi at home. Second, variable analysis of using Internet contained the average time of using Internet on weekdays and weekends (schoolwork and non-schoolwork). Third, variable analysis on questions of the questionnaire were used from Kimberly Young’s checklist of Internet addiction. Fourth, variable analysis of Internet perference index were used to count total and evaluate whether students have inclination of Internet addiction. The results indicated that the samples of first and second graders on Internet addiction index were as follows：First,451 students were at the normal level (1 to 49 points),which accounted for 91.9% effective sample. Second, 38 students were at the warning level (50 to 79 points), which accounted for 7.7% effective sample. Third, two students were at the dangerous level (80 to 100 points), which accounted for 0.4% effective sample.
