本研究旨在了解大專學生的憂鬱情緒及自殺意念，進而探討不同性別、學制、科系之大專學生其憂鬱情緒與自殺意念之差異情形。研究對象為5876位大專學生，根據受試者在「青少年憂鬱情緒自我檢視表」之得分進行統計分析，研究結果發現：1.大專學生憂情緒屬於輕度以上憂鬱情緒的狀態者過半數。2.不同性別之大專學生其憂鬱情緒狀態及自殺意念均無顯著差異。3.五專制的學生其憂鬱情緒狀態高於其他學制之學生，而二專學覺的學生其憂鬱情狀態高於四技的學生。4.不同學制的學生其自殺意念有顯著差異，五專與二專制學制的學生有自殺意念之比例明顯高於四技與二技學制的學生。5.不同學院的學生其憂鬱等級之分佈情形有顯著差異，嚴重憂鬱情緒等級者以人文社會學院及工學院學生比顯著高於商業暨管理學院。6.不同學院的學生其自殺意念有顯著差異，人文社會學院的學生有自殺意念者高於工學院及商業暨管理學院學生。

The main purpose of this study is devoted to investigate the depression emotion and suicide ideation among undergraduate students, and explore the difference of undergraduate students’ depression emotion and suicide ideation from different points of view such as gender, educational systems, and faculty. The investigated objects are 5876 undergraduate students who are tested by the Adolescents depression emotion self-assessment scale. The collected data were analyzed by windows SPSS. We observed some valuable results which were listed as followed: 1.The depression emotion of half of the undergraduate students belonged to light or higher level. 2.There was no obvious difference in depression emotion and suicide ideation of undergraduate student from different gender’s aspect. 3.There was obvious difference in suicide ideation of undergraduate student from different educational systems’ aspect. Five-year-junior-college students’ depression emotion was much more than other educational systems’ studies. 4.There was obvious difference in suicide ideation o undergraduate student from different educational systems’ aspect. Institute students suicide ideation was much more than junior college students. 5.There was obvious difference in depression emotion of undergraduate student from different faculties’ aspect. Depression emotion among Commerce Management Cluster Students was much better in serious level. 6.There was obvious difference in suicide ideation of undergraduate student form different faculties’ aspect. Suicide ideation among Humanistic Cluster was much more than other faculty.