Di Indonesia, sebagian besar penyebab kematian dikarenakan penyakit infeksi. Imunisasi merupakan salah satu upaya pencegahan penyakit infeksi. Penelitian ini bertujuan untuk mengetahui kelengkapan imunisasi di Jawa Barat dan Jawa Tengah. Penelitian dilakukan menggunakan desain cross sectional. Hasil penelitian memperlihatkan bahwa kelengkapan imunisasi sangat dipengaruhi oleh pemeriksaan kehamilan ≥ 4 kali karena memiliki nilai Odds Ratio tertinggi yaitu 3,61 (95%CI : 1,92-6,78) setelah dikontrol variabel propinsi, kontak dengan media, tempat persalinan dan penolong persalinan. Untuk meningkatkan kelengkapan imunisasi, saat ibu melakukan pemeriksaan kehamilan, petugas kesehatan dapat melakukan temu wicara. Temu wicara yang diberikan meliputi nasehat kehamilan, melahirkan ditolong tenaga kesehatan, pemberian ASI dan imunisasi.
In Indonesian, most of people dead because of infection diseases. Immunization is one of prevention infection disease. This research was conducted in west java and central java to know the completeness of immunization there. This research uses cross sectional design. This research shows that the completeness of immunization is highly affected by variable of ANC ≥ 4 since it has the highest odds ratio which is 3.61 (95%CI: 1.92-6.78) after controlled by several variable which are variable of province, contact with media, birth place and kind of person who helps the birth process. To increase the completeness of immunization, a professional health can give some counseling to pregnant woman who is taking ANC activity. This counseling can be an advice during pregnant phase, a suggestion to use professional health on give birth process, as well as exclusive breastfeeding and immunization.