Determining the Effects of a School-Based Intervention Program on The Knowledge, Attitudes and Behaviors on Smoking of Junior High School Students in West Java Province, Indonesia

Abstract

Objective. This study was conducted to determine the effects of a school-based intervention program on the smoking-related knowledge, attitude, self-efficacy, and practices among students aged 11 to 17 years in Indonesia. Methods. Using quasi-experimental design, the study was conducted among 690 Indonesian adolescent students aged 11 to 17 years who are in Grades 7 and 8 in West Java Province, Indonesia and have identified themselves as either daily smoker or non-smoker. This research involved two intervention groups, and one control group.Data were collected using self-administered questionnaires and analyzed through One Way ANOVA of Dependent Groups/Within Subjects and Independent Group/Between Subjects using STATA 12.0. Results. Health education intervention affected the knowledge, attitude, self-efficacy, and practice positively either in Intervention 1and2 Groups. In the Control Group, slight behavior changes were observed due to factors of school policy. Meanwhile, the knowledge, attitude, self-efficacy, and practice were found to increase linearly in Intervention 1 Group. Conclusion. The study found that the strategies of Intervention 1 group were found to be effective for linearly improving the knowledge, attitude, and self-efficacy compared to other groups.