MINISTRY OF RESEARCH, TECHNOLOGY AND HIGHER EDUCATION SYIAH KUALA UNIVERSITY NURSING FACULTY MINI THESIS 10 th JULY 2015 xiv + VI chapters + pages + 17 tables + 1 sheme + 16 appendixes YUNIHA ASTUTI STUDENT ID. 1107101020003 CORRELATION BETWEEN FAMILY SUPPORT AND KNOWLEDGE AND BEHAVIOUR IN IMPLEMENTING DIET FOR PATIENTS WITH DIABETES MELLITUS IN DARUL IMARAH SUBDISTRICT IN GREAT ACEH IN 2015 ABSTRACT Diabetes mellitus is a chronic disease which is constantly increasing the mortality rate. Therefore it needs family support mainly in implementing diet. In Aceh the incidence of diabetes mellitus increases reaching to 1,8% which is equal with 57.188 people.The purpose of the research was to identify correlation between family support and knowledge and behaviour in implementing diet for patients with diabetes mellitus in Darul Imarah subdistrict in Great Aceh in 2015. The design of the research used descriptive correlative with cross sectional study approach. The population of the research was 278 with sample were 81 people taken by random sampling. The research was conducted between 30th June and 5th July 2015. Data collection tool was a set of questionnaire consisting of 61 questions in Likert scale. Analysis method used chi-square. The result of the research i.e. there was correlation between instrumental family support and knowledge and behaviour (p-value 0,024), there was correlation between emotional family support and knowledge and behaviour (p-value 0,008), there was correlation between family award and knowledge and behaviour (p-value 0,023), there was correlation between informational family support and knowledge and behaviour (p-value 0,009), there was correlation between family support and knowledge and behaviour (p-value 0,001). Family are recommended to do effort of support mainly in diet implementation for patients with diabetes mellitus. Keywords : family planning, knowledge and behaviour, diet implementation of diabetes mellitus References : 15 books + 18 j ournal articles + 4 mini thesis + 2 thesis + 3 online resources (2003-2015)