Objective To explore the structure of negative automatic thoughts of college students from Yi ethnic group

and to find out the general status of negative automatic thoughts and its relationship with loneliness.Method 293 college students from Yi ethnic group and 265 Han ethnic college students were investigated with Automatic Thoughts Questionnaire（ATQ） and UCLA Solitude Scale.Results Negative automatic thoughts of Yi students included 4 factors: negative self and expectation

helplessness

maladaptation and lack of confidence.The scores of helplessness in male students were lower than those in female students（P<0.05）.As for loneliness

scores of Yi students（42.83±6.66） were lower than those of Han college students（44.43±6.87）（P<0.01）.Negative automatic thoughts of students from both groups were positively correlated with loneliness（r=0.400

P<0.01;r=0.354

P<0.01）.Conclusion Han students display more loneliness than Yi students

and negative automatic thoughts of Yi and Han students have predictive value for loneliness.