Strategies for Improving Vaccine Communication and Uptake

What's Old Is New Again: Measles

Measles is resurging in the United States, fueled by decreasing vaccination rates and rising vaccine hesitancy. Clinicians are confronted with a highly infectious vaccine-preventable disease that is unfamiliar to them because, as a result of routine childhood vaccination with measles, mumps, and rubella vaccine, measles was declared nonendemic in the United States in 2000 and many pediatricians have never seen a case. In this article, we provide an update on measles presentation, clinical course, and outcomes by reviewing the literature and sharing the expertise of senior pediatric infectious disease physicians with experience in caring for children infected with measles. Measles typically presents with a recognizable clinical picture, allowing providers to appropriately triage cases, make the diagnosis, and implement infection control practices to mitigate transmission. Measles is associated with complications, including frequent pulmonary infections and central nervous system involvement, which may result in morbidity and mortality. Because treatment options for measles are limited, prevention through vaccination and contact tracing are the mainstays in controlling measles outbreaks. Given the high infectivity of this virus, health care providers are an essential first line of defense for communities. Providers can protect children through advocacy for vaccination including effective communication techniques to educate parents and caregivers about measles infection and the benefits of vaccination. They can also maintain a high clinical index of suspicion so that appropriate infection prevention strategies are rapidly implemented when appropriate.

Newborn screening programs promote vaccine acceptance among parents in Turkey: a cross-sectional study

OBJECTIVES

Newborn screening and childhood immunization are among the most successful public health initiatives. Turkey has a high vaccination coverage (95-99%), but a recent decline is concerning. Vaccine hesitancy (VH) is a growing global issue, identified by the WHO as a major public health threat. Given that VH may correlate with attitudes toward other health practices, we explored whether early engagement with the health system via newborn screening influences childhood vaccine acceptance. Although these programs are implemented separately but concurrently as part of the national healthcare system in Turkey, integrating newborn screening and immunization initiatives may increase vaccine uptake through early engagement and trust building. This study aims to evaluate the relationship between newborn screening and parental vaccine hesitancy.

METHODS

This study was conducted at a tertiary care center in Turkey from July 2023 to April 2024. Parental VH was assessed using the PACV scale, along with questions on demographics and parental vaccination status. Participants with PACV score ≥ 50 were classified as VH+, others as VH-. Groups were compared using t-tests, Mann - Whitney U, chi-squared, or Fisher's exact tests. Multiple logistic regression was used to analyze related factors.

RESULTS

This analytic descriptive study included 481 parents (125 with children diagnosed with biotinidase deficiency or PKU via newborn screening, and 356 with healthy children aged 2-6). The mean age of respondents was 35 years, and the majority were mothers with a college education. The main sources of vaccine information were health professionals, followed by social media and family. Overall, 19.8% of parents were vaccine-hesitant, with a lower rate in the patient group (12% vs. 22.5%). VH was higher in fathers with chronic diseases (35.1% vs 18.1%, p = .012) and was lower in mothers received tetanus vaccine during pregnancy (16.1% vs. 30.6%, p = .001) or parents who received COVID-19 vaccine (mothers: 13.9% vs. 50.6%, fathers: 14.8% vs. 49.2%, both p < .001). VH was lower in those consulting healthcare professionals and higher in those relying on social media or non-medical sources. Diagnosis and treatment through newborn screening had an effect of 0.47 odds on VH in the overall group (95% CI = 0.24-0.92, p = .028).

CONCLUSION

This study found lower vaccine hesitancy among participants in newborn screening programs and those whose parents received adult vaccinations, potentially due to increased contact with health professionals and greater health-seeking behavior. The influence of social media on vaccine hesitancy, evident in the general population, was not observed among cases, suggesting that systematic follow-up may buffer against external risk factors. Studies with matched cohorts, real-time data collection, and anonymous surveys are needed to improve generalizability, support causal inference, and reduce biases.

Vaccine Hesitancy: Where Are We Now?

Vaccine hesitancy is the delay in acceptance or outright refusal of immunizations, which has evolved into a growing public health threat. In this article, we explore recent trends in vaccine hesitancy in the setting of the SARS-CoV-2 (severe acute respiratory syndrome coronavirus 2) pandemic, vaccine-specific variations, social media influence, and sociodemographic factors. During the coronavirus disease 2019 pandemic, the antivaccine movement gained increasing support and generated widespread conspiracy theories and mistrust. This highlighted the importance of enhancing communication between the health care field and general public. While the impact of antivaccine social media is widespread, physicians have also begun to use technology to spread factual information and increase vaccination uptake. There is a growing body of evidence regarding sociodemographic data, including the pervasive impact of medical racism on vaccine hesitancy, with additional studies on age, education, income, and more. Providers must serve as communicators and focus on presumptive language, strong recommendations, and tailored conversations with families who are hesitant about vaccines. [Pediatr Ann. 2025;54(5):e154-e159.].

Strategies for Communicating With Parents About Vaccines

This JAMA Insights explores vaccine hesitancy among parents and offers effective communication strategies for clinicians to build trust, handle difficult conversations, and ultimately improve vaccine uptake.

Pediatric Coronavirus Disease 2019 Vaccine Experiences, Practices, and Attitudes in Rural Primary Care Clinicians

OBJECTIVE

Pediatric coronavirus disease 2019 (COVID-19) vaccination rates remain low in rural areas. A strong clinician recommendation improves vaccine uptake, but the pediatric COVID-19 vaccine recommendation practices of rural primary care clinicians have not been reported. Our objectives were to describe, among rural Colorado pediatric clinicians: 1) recommendation practices for COVID-19 vaccine compared to influenza and school-entry required vaccines, and 2) personal attitudes.

METHODS

From July to October 2023, surveys were distributed to clinicians in rural Colorado identified as pediatric vaccine providers in counties designated as rural through the Colorado Immunization Information System using mail and email.

RESULTS

Of 89 survey respondents, 37% of clinicians strongly recommended COVID-19 vaccines for children 6 months-5 years old, compared to 79% for influenza (P = 0.05) and 92% for school-entry required vaccines (P = 0.04). For children 6-11 and 12-17 years old, 43% and 44% of clinicians strongly recommended COVID-19 vaccines, respectively, compared to 71% and 70% for influenza (P < 0.01), and 91% for school-entry required vaccines (P < 0.01). Forty four percent of clinicians agreed that COVID-19 vaccines are important for pediatric patients. The most common clinician-perceived challenges to discussing pediatric COVID-19 vaccines included a lack of parent interest in more information (76% "somewhat" or "strongly" agree), lack of ability to change parents' minds (71%), and concerns that the vaccines are too political (40%).

CONCLUSIONS

Most rural Colorado clinicians do not strongly recommend pediatric COVID-19 vaccines compared to influenza and school-entry required vaccines. Efforts to improve pediatric COVID-19 vaccine uptake should aim to strengthen clinicians' recommendations of these vaccines.

Measles Vaccination Coverage and Anti-Measles Herd Immunity Levels in the World and WHO Regions Worsened from 2019 to 2023

OBJECTIVES

The objectives of this study were as follows: to determine mean percentages of measles vaccination coverage with zero, one and two doses of vaccine and anti-measles herd immunity levels in World Health Organization (WHO) regions in 2023; to assess variations in measles vaccination coverage and anti-measles herd immunity-related indicators from 2019 to 2023; and to assess whether zero-dose measles vaccination coverage indicators were on track to achieve the Immunization Agenda 2030 objective.

METHODS

Mean percentages of vaccination coverage with two, one and zero doses of measles vaccine in WHO regions in 2023 were calculated using data from the WHO/UNICEF global and regional immunization information system.

RESULTS

In 2023, the global mean two-dose measles vaccination coverage was 65.3%, and mean two-dose vaccination coverage was lower than 95% in all WHO regions; the mean prevalence of measles-protected individuals in the target vaccination population was 87.6%, and anti-measles herd immunity levels in the target vaccination population were sufficient to block the transmission of measles viruses with greater transmissibility (Ro ≥ 15) only in the Western Pacific and European WHO regions. The global mean two-dose measles vaccination coverage decreased by 3.7% from 2019 to 2023. In 2023, the mean zero-dose measles coverage and number of zero-dose measles children were, respectively, 36.7% and 40.6% greater than the values required to be on track to achieve the 2030 objective.

CONCLUSION

This study found that all measles-vaccination-coverage-related indicators worsened from 2019 to 2023, and the zero-dose measles vaccination coverage and number of zero-dose measles children in 2023 were not on track to achieve the AI2030 objective. Interventions to increase routine two-dose measles vaccination coverage should be developed in all WHO regions.

Vaccine hesitancy among health paraprofessionals: A mixed methods study

BACKGROUND

The World Health Organization (WHO) defines vaccine hesitancy as "a delay in acceptance or refusal of vaccines despite availability of vaccination services". Vaccine hesitancy has also been declared a top threat to global health. Some employers imposed vaccine mandates during the Covid-19 pandemic resulting in health care employees resigning or being fired rather than receive a vaccine. Healthcare paraprofessionals such as certified nursing assistants, dietary and home health aides are among the most patient facing of all health care providers. Their beliefs and attitudes about vaccines are critical to how they communicate about vaccines with their patients.

OBJECTIVE

The objective of this project was to survey health care paraprofessionals to explore their thoughts and opinions about vaccines in general, and Covid-19 vaccines specifically.

METHODS

This was a 25 question, mixed methods, cross sectional email survey. Subjects were recruited from the mailing list of a non-profit organization in the Midwest. This organization is dedicated to bringing a face and a voice to healthcare paraprofessionals engaged in direct patient care.

RESULTS

Most respondents were reasonably well informed about vaccines; had received one or more doses of indicated vaccines; used credible resources to learn about vaccines and believed physicians and pharmacists were the most trusted information sources. Qualitative results indicated that respondents expressed support for vaccines but that the support was often qualified in that a respondent may have had both pro and anti-vaccine opinions in the same response. They also expressed that communications about vaccines were often problematic. Additional vaccine-related continuing professional development for healthcare paraprofessionals appears to be indicated.

CONCLUSIONS

Although attitudes towards vaccines were generally positive, respondents had concerns about the quality of vaccine information. Additional vaccine-related continuing professional development for healthcare paraprofessionals appears to be indicated.

Understanding vaccine hesitancy: Insights from social media on polio, human papilloma virus, and COVID-19 in Zambia

Objectives

Vaccine hesitancy remains a critical challenge to public health in Zambia and globally, necessitating a deeper understanding of the factors influencing this phenomenon. The study analyzed user-generated Facebook comments from January 2021 to December 2023 to understand the factors influencing vaccine hesitancy in Zambia.

Methods

This study employed a qualitative case study design, focusing on the official Facebook page of the Ministry of Health in Zambia. A purposeful sampling technique was used, collecting comments that discussed vaccine hesitancy related to polio, human papilloma virus (HPV), and coronavirus disease 2019 (COVID-19) vaccines.

Results

The analysis revealed that men contributed 77.5% of comments followed by women with 22.5%. The majority of comments (82.5%) pertained to COVID-19 vaccines, followed by polio (14.1%) and HPV (3.4%). Notably, women expressed greater hesitancy toward polio vaccines (60%) compared to COVID-19 (19.9%) and HPV (12.5%). Thematic analysis highlighted significant hesitancy against vaccines shaped by vaccine safety and efficacy concerns, frequent calls for vaccination particularly against polio, conspiracy theories, distrust in health authorities, and poor communication from health authorities. Other drivers of vaccine hesitancy were reliance on spiritual beliefs, herbal remedies and natural immunity, and the pervasive spread of misinformation.

Conclusion

These findings underscore the barriers to vaccine acceptance, emphasizing the critical need for transparent communication and community engagement. To improve vaccine uptake, public health strategies must address community-specific concerns, foster trust, and enhance the effectiveness of health communication efforts.

Influences on COVID-19 vaccine Decision-Making: A Qualitative Study With Urban Indigenous and Rural Adults

Despite the safety and effectiveness of the COVID-19 vaccine, public hesitancy about receiving vaccination remains strong among disproportionately affected populations in the United States. To design more locally and culturally appropriate strategies, research is needed to explore the qualitative characteristics of vaccine hesitancy in these populations. Thus, we conducted in-depth interviews with 19 Indigenous and 20 rural participants and utilized a grounded theory approach to identify factors associated with their COVID-19 vaccine decision making. Wariness regarding safety of vaccines, resignation over the quality of available health care, and a historical mistrust of government-led interventions influenced vaccine rejection for indigenous participants. Rural participants remained divided on the perceived threat and consequences of COVID-19 and the efficacy and safety of the vaccines. The influence of friends and family members impacted vaccine hesitancy, as did discussions with healthcare providers when discussions were perceived to be respectful, sensitive, and non-judgmental.

The Impact of COVID-19 on DTP3 Vaccination Coverage in Europe (2012-2023)

BACKGROUND

The COVID-19 pandemic disrupted routine child immunization efforts, threatening to reverse progress in controlling vaccine-preventable diseases.

MATERIALS AND METHODS

We analyzed the impact of COVID-19 on DTP3 vaccination in Europe by comparing trends before and after the pandemic using time series data from 2000 to 2023. Employing joinpoint regression, chi-square tests, and segmented regression analysis, we assessed DTP3 vaccination trends and coverage changes.

RESULTS

The findings revealed significant regional disparities across Europe. Statistical models indicated reductions in DTP3 coverage in countries such as Ireland, Sweden, and Switzerland, whereas Ukraine and San Marino showed improvements.

CONCLUSIONS

There are variations in the effect of COVID-19 on DTP3 coverage rates, indicating the need for targeted public health strategies to address vaccine hesitancy, logistical barriers, and systemic inequities.

Vaccine hesitancy and routine revaccination among adult HCT survivors in the United States: A convergent mixed methods analysis

Revaccination to restore immunity to vaccine-preventable diseases (VPDs) is essential risk mitigation in the prevention of infectious morbidity and mortality after hematopoietic cell transplantation (HCT). However, revaccination rates have been shown to be insufficient and to what extent vaccine hesitancy contributes to survivors not becoming fully revaccinated is unknown. We performed a cross-sectional, mixed methods survey-based study to explore how vaccine hesitancy influences revaccination among US adult HCT survivors who were 2 to 8 years after transplant. Participants were asked to complete the Vaccination Confidence Scale (VCS) and open-ended survey items regarding vaccine confidence. The survey response rate was 30 %; among 332 respondents, vaccine confidence was high in 69 %, medium in 20 %, and low in 11 %. On multivariable analysis, four factors associated with high vaccine confidence were: predominantly Democrat zip codes (per 2020 election results), ability to pay for revaccination out of pocket, receipt of pre-HCT adult vaccines, and receipt of COVID-19 vaccines. From 189 participants who also answered open-ended items, 14 themes associated with vaccine confidence were identified and collapsed into 4 categories based on the VCS: Benefits, Harms, Trust, and Other. Merged analysis showed congruence between VCS scores and open-ended survey responses and created a narrative about the relative importance of the constructs when approaching revaccination by vaccine confidence level. These findings significantly expand our knowledge of how vaccine hesitancy influences revaccination uptake among US adult HCT survivors. Population-specific interventions to approach vaccine-hesitant survivors should be developed and tested.

Microparticle and nanoparticle-based influenza vaccines

Influenza infections are a health public problem worldwide every year with the potential to become the next pandemic. Vaccination is the most effective strategy to prevent future influenza outbreaks, however, influenza vaccines need to be reformulated each year to provide protection due to viral antigenic drift and shift. As more efficient influenza vaccines are needed, it is relevant to recapitulate strategies to improve the immunogenicity and broad reactivity of the current vaccines. Here, we review the current approved vaccines in the U.S. market and the platform used for their production. We discuss the different approaches to develop a broadly reactive vaccine as well as reviewing the adjuvant systems that are under study for being potentially included in future influenza vaccine formulations. The main components of the immune system involved in achieving a protective immune response are reviewed and how they participate in the trafficking of particles systemically and in the mucosa. Finally, we describe and classify, according to their physicochemical properties, some of the potential micro and nano-particulate platforms that can be used as delivery systems for parenteral and mucosal vaccinations.

Vaccination Communication Strategies and Uptake in Africa: A Systematic Review

Background: African countries experience high rates of infectious diseases that are mostly preventable by vaccination. Despite the risks of infections and other adverse outcomes, vaccination coverage in the African region remains significantly low. Poor vaccination knowledge is a contributory factor, and effective communication is crucial to bridging the vaccination uptake gap. This review summarises vaccination communication strategies adopted across African countries and associated changes in vaccine uptake. Methods: A systematic search was conducted in five bibliographic databases between 2000 and 2023 and supplemented with an additional Google Scholar search. Studies with data on vaccination communication and uptake in the English language were considered. A narrative synthesis was performed, and findings were presented in text and tables. Findings: Forty-one studies from fourteen African countries met the inclusion criteria. Several communication strategies were implemented for 13 different vaccines, mainly childhood vaccines. Mass campaigns and capacity building were the most common strategies for the public and health workers, respectively. Community-based strategies using social mobilisation effectively complemented other communication strategies.Overall, vaccination uptake increased in all countries following vaccination communication interventions. Barriers and facilitators to optimising vaccination communication at systemic and individual levels were also identified. Key barriers included lack of vaccine information, access issues, and high cost, while facilitators included improved vaccine education, reminders, trust-building initiatives, and community involvement. Conclusions: This review highlights effective vaccination communication strategies implemented across Africa as well as systemic and individual barriers and facilitators influencing vaccination uptake. The findings can inform strategies for vaccination communication and campaign planning to improve vaccination coverage in Africa.

Committee on Infectious Diseases, O’Leary ST, Campbell JD, Ardura MI, Bryant KA, Caserta MT, Espinosa C, Frenck RW, Healy CM, John CC, Kourtis AP, Milstone A, Myers A, Pannaraj P, Ratner AJ, Bryant KA, Hofstetter AM, Chaparro JD, Michel JJ, Kimberlin DW, Banerjee R, Barnett ED, Lynfield R, Sawyer MH, Barton-Forbes M, Cardemil CV, Farizo KM, Kafer LM, Moore D, Okeke C, Prestel C, Patel M, Starke JR, Thompson J, Torres JP, Wharton M, Woods CR, Gibbs G. Recommendations for Prevention and Control of Influenza in Children, 2024-2025: Technical Report

This technical report accompanies the recommendations of the American Academy of Pediatrics for the routine use of influenza vaccine and antiviral medications in the prevention and treatment of influenza in children during the 2024 to 2025 season. The rationale for the American Academy of Pediatrics recommendation for annual influenza vaccination of all children without medical contraindications starting at 6 months of age is provided. Influenza vaccination is an important strategy for protecting children and the broader community against influenza. This technical report summarizes recent influenza seasons, morbidity and mortality in children, vaccine effectiveness, and vaccination coverage and provides detailed guidance on vaccine storage, administration, and implementation. The report also provides a brief background on inactivated (nonlive) and live attenuated influenza vaccines, available vaccines for the 2024-2025 influenza season, vaccination during pregnancy and breastfeeding, diagnostic testing for influenza, and antiviral medications for treatment and chemoprophylaxis. Strategies to promote vaccine uptake are emphasized.

Challenging the 'acceptable option': Public health's advocacy for continued care in the case of pediatric vaccine refusal

BACKGROUND

In the United States, nearly half of pediatricians dismiss or refuse to accept families that withhold consent from the administration of childhood vaccines. Since 2016, the American Academy of Pediatrics has called patient dismissal in these cases "an acceptable option." Clinician dismissal and non-acceptance pose a problem to public health because they cluster under-vaccinated children in the practices that remain willing to treat such children, and they decrease access to routine care for children who cannot find practices willing to accept or retain them. This paper reports the emergence of a new consciousness about dismissal and non-acceptance policies in the leadership of a local health department (LHD) of a populous metropolitan county.

OBJECTIVES

To understand the prevalence and diversity of patient dismissal within Oakland County, Michigan and to measure shifts in clinicians' attitudes about dismissal following an educational intervention.

METHODS

A preliminary community survey was distributed to immunizing providers during April 2023 with 61 responses measuring the frequency and reasoning for dismissal policies. The results of the survey were used to inform a brief, evidence-backed educational intervention which was delivered in June 2023 to 82 participants from local pediatric medical offices.

RESULTS

The initial survey was completed by 61 immunizing providers, representing an estimated 37% of vaccinating practices in the county. Half said their practice "always" or "sometimes" dismisses patients due to vaccine refusal. After the educational intervention, the proportion of participants who agreed/strongly agreed with the statement "I believe patient dismissal for vaccine refusal is a good choice for public health" decreased from 36% to 18%.

CONCLUSION

The changes that we observed between the pre- and post-intervention surveys demonstrate the opportunity that exists for LHD leaders to enter the conversation around patient dismissal and nonacceptance and shed new light on this issue.

Addressing Missed Opportunities for Vaccination among Children in Hospitals: Leveraging the P-Process for Health Communication Strategies

Addressing missed opportunities for vaccination requires a nuanced and context-specific approach. The five-step P-Process provides a robust framework to develop a clearly defined strategy that addresses social and behavioral drivers, integrates into existing health delivery systems, and facilitates collaboration with local experts. This approach allows teams to design, implement, monitor, and evaluate strategies to address public health issues. However, its specific application in vaccination communication programs remains relatively underexplored and under-documented. Our team designed a multi-pronged communication intervention aimed at enhancing vaccine uptake among hospitalized children in two tertiary hospitals in India and Nigeria. In the Inquiry stage, we conducted in-depth interviews with caregivers of hospitalized children to assess barriers to vaccination in a hospital setting. In the Strategic Development stage, we developed a blueprint for activities, identifying target audiences and communication channels and developing implementation plans. During the Create and Test stage, we brought together a range of stakeholders to co-develop a communication intervention through human-centered design workshops, after which we piloted the materials in both hospitals. We then Mobilized and Monitored progress of the activities to identify potential gaps that our materials did not initially address. Lastly, in the Evaluate and Evolve stage, we conducted in-depth interviews with healthcare workers and caregivers to measure outcomes and assess the impact on caregivers' decisions to vaccinate their hospitalized children. By following the P-Process for the design, caregivers reported that many of their concerns about vaccines were alleviated, and HCWs reported that they were able to communicate with caregivers more effectively about vaccination. By harnessing the power of the P-Process, researchers can forge a context-specific path towards impactful vaccination communication interventions, one step at a time.

A World without Measles and Rubella: Addressing the Challenge of Vaccine Hesitancy

The worldwide elimination of measles and rubella is feasible, but not without overcoming the substantial challenge of vaccine hesitancy. This challenge is complicated by the spread of misinformation and disinformation fueled by rapidly progressing technologies and evolving forms of online communication. The recent COVID-19 pandemic has only added further complexity to this challenge. However, considerable progress has been made in understanding the scope of the problem and the complex factors that influence vaccine hesitancy. Our understanding of evidence-based strategies for addressing vaccine hesitancy has grown significantly, including evidence for effective communication and behavioral interventions. In this article, we review measles and rubella vaccines and vaccine hesitancy. We then provide an overview of evidence-based strategies for addressing vaccine hesitancy, including communication strategies and behavioral interventions. This article is relevant to healthcare professionals, health system leaders, public health professionals, policymakers, community leaders, and any individuals who have a role in addressing vaccine hesitancy in their communities. Finally, we review future directions and major areas of research need.

Coverage and determinants of COVID-19 child vaccination in Munich, Germany in October 2022-January 2023: Results of the COVIP-Virenwächter study

COVID-19 vaccination reduces the risk of severe disease, in children as well as adults. We studied COVID-19 vaccination coverage among children, parental COVID-19 vaccination intent for their children and determinants of vaccination among children to inform communication strategies. We invited parents of children aged 6 months-11 years in Munich, Germany, to an anonymous online survey between 13.10.2022 and 15.01.2023. Parents reported COVID-19 vaccination status and, for unvaccinated children, vaccination intent per child. We determined vaccination coverage (≥ 1 dose) and parental intent, and subsequently used logistic regression to identify determinants of vaccination, including the 5C psychological antecedents of vaccination (confidence, complacency, constraints, calculation, collective responsibility). In total, 339 parents reported on 591 children. Vaccination coverage was 7% (6/86) amongst 6-months-4-year-olds and 59% (295/498) amongst 5-11-year-olds. For unvaccinated 6-months-4-year-olds, 31% of parents reported high, 13% medium, 56% low vaccination intent; for 5-11-year-olds 8% reported high, 20% medium, 71% low intent. Positive determinants of vaccination were older child age, child belonging to a clinically vulnerable group, as well as parental COVID-19 vaccination, higher education level, country of birth Germany, and high level of trust in official guidelines; a negative determinant was previous vaccination refusal. For 5-11-year-olds, additional positive determinants were higher confidence and lower complacency.    Conclusion: While a substantial proportion of 5-11-year-olds were vaccinated against COVID-19, coverage was low among 6-months-4-year-olds. Parental vaccination intent for unvaccinated children was low. Vaccination communication should take into account parental socio-demographic characteristics and specifically address individual risks and benefits of child vaccination. What is Known: • COVID-19 vaccination lowers severe disease risk in all ages. • Germany recommends vaccination for 5-11-years-olds since December 2021 and for 6 months-4 year-olds since November 2022. What is New: • In Munich, vaccine uptake was high in 5-11-year-olds but parental intent for not yet vaccinated children was low; the opposite was the case for 6-months-4-year-olds; vaccination determinants were eligibility, parental education, birth country and general vaccination hesitancy; psychological antecedents were confidence and complacency. • Tailored interventions should address guidelines, health literacy, cultural sensitivity, and boost confidence in vaccines and institutions while raising awareness of COVID-19 risks for children.