Aromatherapy for Pain,Emotional Distress and Sleep Quality in Cancer Patients Receiving Hospice Care:A Meta-Analysis Abstract Cancer has been the first of the top ten leading causes of deaths in Taiwan for thirty years.During the sickness,patients are accompanied not only by the physiological discomforts but also the psychological disturbances.Therefore, other than traditional medical therapies,complementary therapies are also widely accepted.Aromatherapy is now one of the mostly used therapies in palliative care unit.The present study explored the effect of aromatherapy on pain,emotional distress and sleeping quality in cancer patients receiving hospice care.A systematic review was conducted by using keywords such as ■ aromatherapy,hospice care,pain,emotional distress and sleeping quality to search related literatures at databases including CINAHL MEDLINE The Cochrane Library、CEPs、GRB、PerioPath:Index to Taiwan Periodical Literature System,National Digital Library of Theses and Dissertations in Taiwan,etc. Literautres were selected following the inclusion and exclusion criteria,and then were evaluated by Cochrane Collaboration's Tool for Assessing Risk of Bias,and those with moderate research quality were further analyzed by statistical software Comprehensive Meta-Analysis version 2.0 to evaluate the effect of aromatherapy.The results revealed that aromatherapy had moderate effect on improving the pain of cancer patients accepting hospice care,however, the effects on emotional distress and sleeping quality were not statistically significant,the effect size were 0.539(95%CI:0.173~0.906),-0.198(95%CI: -1.045~0.649),0.621(95%CI:-0.498~1.739),respectively. ⅢIII Aromatherapy for Pain, Emotional Distress and Sleep Quality in Cancer Patients Receiving Hospice Care: A Meta-Analysis Abstract Cancer has been the first of the top ten leading causes of deaths in Taiwan for thirty years. During the sickness, patients are accompanied not only by the physiological discomforts but also the psychological disturbances. Therefore, other than traditional medical therapies, complementary therapies are also widely accepted. Aromatherapy is now one of the mostly used therapies in palliative care unit. The present study explored the effect of aromatherapy on pain, emotional distress and sleeping quality in cancer patients receiving hospice care. A systematic review was conducted by using keywords such as aromatherapy, hospice care, pain, emotional distress and sleeping quality to search related literatures at databases including CINAHL、MEDLINE、The Cochrane Library、CEPS、GRB、PerioPath: Index to Taiwan Periodical Literature System, National Digital Library of Theses and Dissertations in Taiwan, etc. Literautres were selected following the inclusion and exclusion criteria, and then were evaluated by Cochrane Collaboration’s Tool for Assessing Risk of Bias, and those with moderate research quality were further analyzed by statistical software Comprehensive Meta-Analysis version 2.0 to evaluate the effect of aromatherapy. The results revealed that aromatherapy had moderate effect on improving the pain of cancer patients accepting hospice care, however, the effects on emotional distress and sleeping quality were not statistically significant, the effect size were 0.539 (95% CI: 0.173~ 0.906), -0.198 (95% CI: -1.045~ 0.649), 0.621 (95% CI: -0.498~ 1.739), respectively