Objective:To explore the relationship among the occurrence of depression and the aspects of life event,social support and defense style. Method:54 patients with depression and 50 normal controls were tested with life event scale (LES),social support rating scale(SSRS)and defense style questionnaire(DSQ). Results:In the depression group,the negative stimulative score (23.42±15.21) and total stimulative score (38.27±32.56) of LES were higher,but the total score of social support (32.69±9.33),objective support...