This study was conducted based on the data given is the province of West
Java provincial government with the highest number of infant deaths in Indonesia
since 2006. Although statistically Infant Mortality Rate ( IMR ) in West Java is still
smaller when compared to some other provinces but when seen from the number of
population, especially the number of babies born each year, the number of infant
deaths in West Java categorized as high even in Indonesia is the highest average
average of 800 deaths annually. The purpose of this study wanted to test the
potential of breast milk in inhibiting the growth of bacteria that cause diarrhea in
infants in a laboratory scale . In the future, the results of this study as a reference for
the formulation of policy making use of exclusive breastfeeding for nursing mothers
in order to make the formulation of policy to reduce the infant mortality rate in West
Java Province. The method is used in addition to in vitro laboratorium on plate using
the Kirby - Bauer disc or methods also use a survey method to a location by using a
questionnaire instrument / questionnaire. Population taken as many as six ( 6 )
districts that include high infant mortality rate is the district of Bogor, Sukabumi
district, Cianjur district, Karawang regency, district and county majalengka West
Bandung. Samples were taken every kabipaten many as 15-20 people so that the
number of respondents by about 100 people. The data were processed using
correlation analysis between knowledge, attitude, cleanliness, and diarrheal diseases
the number of infant deaths. The results turned out to be no significant relationship
between knowledge, attitude, cleanliness, and diarrheal diseases the number of
infant deaths is equal 25,26%. That is received and rejected, ha ho there was no
relationship between knowledge of diarrhea with the granting exclusive breast-fed t
count ( = 1,30 smaller than t table = 2,36 )