Background:Poor sleep quality of the elderly in nursing homes will reduce the quality of life,which needs to be treated properly.The purpose of the study is to investigate the effect of group mindfulness therapy on sleep quality of the elderly in nursing homes.Methods:A parallel randomized controlled trial was used in this study.The semi-structure interview and the mindfulness therapy intervention was used as the intervention.The Pittsburgh sleep quality index scale and Glaizzi phenoenological data for a 7-step was used to analyze the results.Results:After 8 weeks of intervention,the sleep quality of elderly people was improved to a certain extent(P<0.05).Our investigation showed that some elderly people think that through this kind of training they had reduced the frequency of taking sleeping pills.Conclusion:Group mindfulness therapy could improve sleep quality to some extent.