The success of the immunization program can be measured by the achievement of the village's Universal Child Immunization (UCI) which can be seen from the coverage of complete basic immunization. WHO expressed doubts about vaccines (immunization) occur when a person delays or refuses to get the available immunization services, causing incomplete immunization coverage. Although the background of parents is very heterogeneous, the pattern of parents' decision-making towards immunization has a

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... ar picture. These factors influence parents who refuse or accept certain immunization programs or vaccines, including support factors that come from families. This research is a descriptive analytic study with cross-sectional time approach that aims to see the relationship between family support and basic immunization completeness. In this study the authors used a purposive sampling technique where the data obtained was analyzed univariately and bivariately. The results showed that the description of respondents based on the completeness of basic immunizations is known that of 35 research respondents, 74% had a complete history of immunization, while based on family support it was found that respondents with high family support were 54%. From the analysis of data using the Chi Square test, it was found that there was a significant relationship between family support and basic immunization completeness, with a p-value of 0.004 and an OR 18.