Anak-anak yang tidak divaksinasi meningkatkan resiko kesehatan diri mereka sendiri danjuga orang-orang di sekitarnya karena sifat menular dari penyakit yang dapat dicegahdengan vaksin. Cakupan pemberian vaksin dasar memberikan indikasi kondisi kesehatanpublik saat ini, serta menunjukkan kemampuan akses masyarakat terhadap sistemkesehatan setempat. Dengan memanfaatkan Survei Demografi dan Kesehatan Indonesia2017, penelitian ini mengungkap keterkaitan proses pengambilan keputusan keluargadengan kelengkapan imunisasi anak di rumah tangga. Studi ini juga bertujuan memberiinformasi terbaru tentang kepatuhan terhadap kewajiban vaksinasi dasar anak berusia 12- 35 bulan di Indonesia. Regresi logistik memberikan indikasi bahwa orang tua yangberdiskusi dalam pembelian besar cenderung mempunyai anak dengan imunisasi dasarlengkap dalam rumah tangga yang sama. Frekuensi akses media massa ibu, interaksimereka dengan medis profesional, dan kepemilikan kartu kesehatan / vaksinasi terkaitpositif dengan kepatuhan vaksin dasar. Perbedaan lengkapnya vaksinasi terlihat juga padajenis kelamin dan urutan lahir anak. Kebijakan untuk mempengaruhi pengambilankeputusan vaksinasi keluarga, seperti meningkatkan serapan informasi dan menurunkanhambatan akses vaksinasi, perlu diterapkan untuk meningkatkan imunisasi dasar anak,yang akhirnya berdampak pada kesehatan masyarakat dan masa depan bangsa.

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Unvaccinated children pose danger not only to themselves but also to others due to thecontagious nature of vaccine-preventable diseases. Coverage on basic vaccinesadministration could give an indication on the current state of public health as well asdemonstrates peoples ability to access health care system in the country. This study aimsto provide latest insight on compliance to mandated basic vaccination for childrenbetween 12 to 35 months in Indonesia. The research will also try to uncover the relationbetween decision-making processes in the family and immunization completion status forthe children within. This study will make use of the latest data from the 2017 IndonesiaDemographic and Health Survey. Descriptive analysis shows differences of basicimmunization coverage in regions across Indonesia, indicating a correlation betweeneconomic status and knowledge acquisition. Logistic regression suggests that jointdiscussion between parents in the households major purchases is more likely to result incomplete basic immunization for their children. In addition, mothers frequency of accessto mass media, their exposure to medical professionals, and their possession ofhealth/vaccination card are positively associated with the compliance of mandated basicvaccines administration. Differences in vaccination compliance can also be observed inchildrens characteristics such as their gender and order of birth. Appropriate policies thatcould intensify positive knowledge acquisition, lower the barrier of access to vaccination,and influence the familys decision making on vaccination should be designed in order toincrease childrens basic immunization rate, as it could have effect on public health andnations future.