Effectiveness of Learning with an Online Computer Lesson towards Behavioral Change in Early Sexual Intercourse Prevention among Grade 8 Secondary School Students

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Pramote Wongsawat
Ananya Kooariyakul
Pankarin Hoyrat



          This was a two-group pretest-posttest quasi-experimental study. The study aimed to assess the effectiveness of learning with an online computer lesson towards behavioral change in knowledge, attitude, life skills, and early sexual intercourse prevention behavior among grade 8 secondary school students in Kamphaenf Phet Province. The samples were classified into intervention group and control group. Each group consisted of 42 samples. Purposive sampling was employed to recruit the samples. The intervention group was assigned to learn by online computer lesson whereas the comparison group learned from the regular lesson. Data were collected in the intervention group and the control group before and after learning by online computer lesson within 3 months. The research tools included online computer lesson and a questionnaire, which met the standard quantification criteria of validity and reliability, for data collection. Data were analyzed by frequency, percentage, Wilcoxon Signed Rang test, Mann-Whitney u test. The significant level was considered at .05. 

          The results found that after the intervention, the experimental group had higher knowledge about sex education, attitude toward sexual intercourse prevention, life skills of sexual intercourse prevention, and sexual intercourse prevention than before the intervention and higher than the control group significantly.


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