团体认知行为疗法治疗贪食行为的疗效研究

目的:研究团体认知行为疗法对大学生贪食行为的疗效。方法:采用进食障碍调查问卷对某医学院在校学生1 900人进行问卷调查,选取进食障碍调查问卷得分小于41分者(有进食障碍倾向)126人,参照DSM-IV诊断标准进行筛选,选取具有贪食行为的医学生30名,随机分为甲、乙两组,每组15人:甲组为治疗组,实施团体CBT治疗方法进行干预,每周1次,共8周;乙组为对照组。8周后观察甲乙两组之间的差异。结果:治疗前两组间进食障碍问卷、体质量指数(BMI)、压力和SCL-90得分上无显著性差异(P>0.05);治疗后,甲组在治疗前后进食障碍发生倾向、压力改善和心理健康状况上改善明显(P<0.05),且甲乙两组间存在显著差异(P<0.05)。乙组在治疗前后无明显改善(P>0.05)。结论:团体认知行为疗法可显著改善大学生贪食行为。

Outcomes of group cognitive behavior therapy for polyhagia

Objective:To observe the effects of group cognitive behavior therapy(GCBT) on bulimia nervosa.Methods:Eating Disorders Inventory was used to investigate the bulimia behavior in 1 900 students in a medical college,and 126 subjects were included concerning whose scores were under 41 on the questionnaire as potential eating disorders.Further confirmation by DSM-IV,30 of the 126 participants were diagnosed as bulimia nervosa and evenly randomized into groups of treatment and controls.The treatment group were given GCBT once a week for 8 consecutive weeks,and both groups were compared after 8 weeks of intervention for the difference.Results:There was no significant difference between the two groups regarding the estimation by questionnaire BMI,stress and scores on SCL-90 before intervention(P>0.05),whereas the two groups differed a lot,especially the treatment group were found with significant improvement in tendency of eating disorders,stress and mental health status(P<0.05).The controls had no significant change(P>0.05).Conclusion:GCBT may be effective to management of bulimia nervosa in college students.