Supiyan2013-02-022013-02-022013-02-02http://repository.unri.ac.id:80/handle/123456789/1882This study aims to determine the relationship of clean and healthy behaviour application in household with the incidence of diarrhea in under five children at Village of Rejosari District of Tenayan Raya Pekanbaru City 2012. Design of this study used correlation descriptive with cross sectional approach. The number of samples in this study was 97 respondent with proportional cluster sampling technique has according to inclusion criteria. This study collected the data be based by Depkes RI (2011) standard was valid and reliable. The result of this study analyzed by univariate and bivariate analysis with Chi Square test. The result of this study show that a not significant relationship between clean and healthy behaviour application in household with the incidence of diarrhea in under five children at Village of Rejosari District of Tenayan Raya Pekanbaru City 2012 (p value (0,677) > α (0,05). Based on the result of this study, it is suggest that community to active searching of healthy information has relationship with clean and healthy behaviour application in household in order to they have good knowledge of clean and healthy behaviour application in household and will be more motivation to doing or application on they household until the incidence of diarrhea in under five children can be prevention.enClean and healthy behaviourunder five childrendiarrheaOther