Latar Belakang: Anemia dalam kehamilan adalah kondisi ibu hamil dengan kadar hemoglobin < 11g/dl pada trimester I dan III, sedangkan pada trimester II kadar Hb < 10,5g/dl. Beberapa faktor yang mempengaruhi anemia pada ibu hamil diantaranya: usia, paritas, pengetahuan dan kepatuhan konsumsi tablet tambah darah. Tujuan: Penelitian bertujuan untuk mengetahui faktor-faktor yang berhubungan dengan anemia pada ibu hamil di UPTD. Puskesmas Banjarangkan I. Metode: Jenis penelitian ini merupakan analitik observasional dengan pendekatan cross-sectional. Teknik pengambilan sampel dilakukan dengan total sampling sebanyak 172 ibu hamil yang telah memenuhi kriteria inklusi dan eksklusi dengan teknik analisa menggunakan uji chi square. Hasil: Sebagian besar ibu hamil dengan umur resiko rendah sebanyak 129 ibu (75%), paritas multigravida sebanyak 144 ibu (83,7%), pengetahuan cukup sebanyak 148 ibu (86%), ibu tidak patuh dalam mengkonsumsi tablet tambah darah sebanyak 97 ibu (56,4%), ibu mengalami kejadian anemia sebanyak 99 ibu (57,6%). Berdasarkan analisis bivariat didapatkan hasil p value < 0,05 pada variabel usia (p value = 0,001), paritas (p value = 0,001), tingkat pengetahuan ibu tentang anemia (p value = 0,001), kepatuhan konsumsi tablet tambah darah (p value = 0,001). Berdasarkan hasil p value maka ada hubungan usia ibu, paritas, tingkat pengetahuan ibu dan kepatuhan konsumsi tablet tambah darah dengan kejadian anemia ibu hamil. Simpulan: Terdapat hubungan usia ibu, paritas, tingkat pengetahuan ibu dan kepatuhan konsumsi tablet tambah darah dengan kejadian anemia ibu hamil. Kata Kunci: usia, paritas, pengetahuan, kepatuhan konsumsi tablet tambah darah, anemia

Background. Anemia in pregnancy is a condition in pregnant women with a hemoglobin level < 11g/dl in the first and third trimesters, while in the second trimester, the Hb level is < 10.5g/dl. Some factors that influence anemia in pregnant women include age, parity, knowledge, and adherence to iron tablet consumption. The purpose of this study was to determine the factors related to anemia in pregnant women at Public Health Center I Banjarangkan. Method. This study employed an observational analysis with a cross-sectional approach. The sampling technique was carried out with a total sampling of 172 pregnant women who met the inclusion and exclusion criteria with the analysis technique using the Chi-Square test. Results. Findings on the majority of respondents, 129 mothers (75%), indicated low-risk age, 144 respondents (83.7%) had multigravida parity, 148 respondents (86%) had sufficient knowledge, respondents who were not adherent in consuming iron tablets were 97 (56.4%), respondents experienced anemia were 99 (57.6%). Based on bivariate analysis, the results showed a p-value < 0.05 in the variables of age (p-value = 0.001), parity (p-value = 0.001), mothers' knowledge level about anemia (p-value = 0.001), and adherence to iron tablet consumption (p-value = 0.001). Based on the p-value results, there is a correlation between maternal age, parity, maternal knowledge level, and adherence to iron tablet consumption with the occurrence of anemia in pregnant women. Conclusion. There is a correlation between maternal age, parity, maternal knowledge level, and adherence to iron tablet consumption with the occurrence of anemia in pregnant women. Keywords: Age, Anemia, Iron Tablet Consumption Adherence, Knowledge, Parity.