Reasons for Being 'Zero-Dose and Under-Vaccinated' among Children Aged 12–23 Months in the Democratic Republic of the Congo

Autor: Daniel Katuashi Ishoso, Eric Mafuta, M. Carolina Danovaro-Holliday, Christian Ngandu, Lisa Menning, Aimé Mwana-Wabene Cikomola, Christophe Luhata Lungayo, Jean-Crispin Mukendi, Dieudonné Mwamba, Franck-Fortune Mboussou, Deo Manirakiza, Moise Désiré Yapi, Gaga Fidele Ngabo, Richard Bahizire Riziki, Adele Daleke Lisi Aluma, Bienvenu Nguejio Tsobeng, Cedric Mwanga, John Otomba, Aimée Lulebo, Paul Lusamba, Marcellin Mengouo Nimpa
Jazyk: angličtina
Rok vydání: 2023
Předmět:
Zdroj: Vaccines, Vol 11, Iss 8, p 1370 (2023)
Druh dokumentu: article
ISSN: 2076-393X
DOI: 10.3390/vaccines11081370
Popis: (1) Introduction: The Democratic Republic of the Congo (DRC) has one of the largest cohorts of un- and under-vaccinated children worldwide. This study aimed to identify and compare the main reasons for there being zero-dose (ZD) or under-vaccinated children in the DRC. (2) Methods: This is a secondary analysis derived from a province-level vaccination coverage survey conducted between November 2021 and February 2022; this survey included questions about the reasons for not receiving one or more vaccines. A zero-dose child (ZD) was a person aged 12–23 months not having received any pentavalent vaccine (diphtheria–tetanus–pertussis–Hemophilus influenzae type b (Hib)–Hepatitis B) as per card or caregiver recall and an under-vaccinated child was one who had not received the third dose of the pentavalent vaccine. The proportions of the reasons for non-vaccination were first presented using the WHO-endorsed behavioral and social drivers for vaccination (BeSD) conceptual framework and then compared across the groups of ZD and under-vaccinated children using the Rao–Scott chi-square test; analyses were conducted at province and national level, and accounting for the sample approach. (3) Results: Of the 51,054 children aged 12–23 m in the survey sample, 19,676 ZD and under-vaccinated children were included in the study. For the ZD children, reasons related to people’s thinking and feelings were cited as 64.03% and those related to social reasons as 31.13%; both proportions were higher than for under-vaccinated children (44.7% and 26.2%, respectively, p < 0.001). Regarding intentions to vaccinate their children, 82.15% of the parents/guardians of the ZD children said they wanted their children to receive “none” of the recommended vaccines, which was significantly higher than for the under-vaccinated children. In contrast, “practical issues” were cited for 35.60% of the ZD children, compared to 55.60% for the under-vaccinated children (p < 0.001). The distribution of reasons varied between provinces, e.g., 12 of the 26 provinces had a proportion of reasons for the ZD children relating to practical issues that was higher than the national level. (4) Conclusions: reasons provided for non-vaccination among the ZD children in the DRC were largely related to lack of parental/guardian motivation to have their children vaccinated, while reasons among under-vaccinated children were mostly related to practical issues. These results can help inform decision-makers to direct vaccination interventions.
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