The purpose of this study was to analyze the content of the sexual knowledge and sexual attitude of the results of 39 previous studies for the adolescence in Korea, 1976-1997. The basis for analysis was the Guidelines for Comprehensive Sexuality Education developed by the Sex Information and Education Council of the U. S.(SIECUS). SIECUS is consisted of six key concepts; Human development, Relationships, Personal skills, Sexual behaviour, Sexual health, Society and Health. The research consisted of 39 articles that met definitional criteria of content analysis. The results of the study were summarized as follows: 1. Knowledge: It was conducted 96.7% of human development, 90.0% of sexual health, 70.0% of sexual behaviour, 23.3% of society and culture. 2. Attitude: It was conducted 94.1% of sexual behaviour, 73.5% of relationships, 55.9% of sexual health, 41.1% of human development, 26.5% of society and culture, 11.8% of personal skills. 3. General characteristics: With regard to sexual knowledge, 50.0% of research were published 1980s, 43.3% were 1990s, and 6.7%were 1970s. As regard to sexual attitude, 50% of research were published 1980s, 45.5% were 1990s, and 2.9% were 1970s. In sample size, 23.1% of 600 over, 401-500 were 20.5%. In the research tool, it was developed by researcher mainly 66.7%, modified tool by researcher was 5.1%. The tested reliability of the research tool was only 27.9%. And 78.9% of the research was not tested in validity of tool.