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BACKGROUND: "Zero-dose" children are those who are without any routine vaccination or are lacking the first dose of the diphtheria, tetanus, and pertussis-containing vaccine. Based on global estimates from the World Health Organization/United Nations Children's Fund in 2022, Nigeria has the highest number of zero-dose children, with >2.3 million unvaccinated. METHODS: We used data from the 2021 Nigeria Multiple Indicator Cluster Survey/National Immunization Coverage Survey to identify zero-dose and underimmunized children. Geospatial modeling techniques were employed to determine the prevalence of zero-dose children and predict risk areas with underimmunized children at a high resolution (1 × 1â km). RESULTS: Zero-dose and underimmunized children are more prevalent in socially deprived groups. Univariate and multivariate bayesian analyses showed positive correlations between the prevalence of zero-dose and underimmunized children and factors such as stunting, contraceptive prevalence, and literacy. The prevalence of zero-dose and underimmunized children varies significantly by region and ethnicity, with higher rates observed in the country's northern parts. Significant heterogeneity in the distribution of undervaccinated children was observed. CONCLUSIONS: Nigeria needs to enhance its immunization system and coverage. Geospatial modeling can help deliver vaccines effectively to underserved communities. By adopting this approach, countries can ensure equitable vaccine access and contribute to global vaccination objectives.
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Cobertura Vacinal , Humanos , Nigéria/epidemiologia , Lactente , Cobertura Vacinal/estatística & dados numéricos , Feminino , Masculino , Pré-Escolar , Teorema de Bayes , Programas de Imunização , Vacinação/estatística & dados numéricos , Prevalência , Criança , Vacina contra Difteria, Tétano e Coqueluche/administração & dosagemRESUMO
BACKGROUND: The "zero-dose" children are those without any routine vaccination or lacking the first dose of the diphtheria-tetanus-pertussis-containing vaccine. As per 2022 WHO/UNICEF estimates, globally, Nigeria has the highest number of zero-dose with over 2.3 million unvaccinated. METHODS: We used data from the 2021 Nigeria Multiple Indicator Cluster Survey - National Immunisation Coverage Survey to identify zero-dose and under-immunized children. Geospatial modelling techniques were employed to determine the prevalence of zero-dose children and predict risk areas with under-immunized at a high resolution of 1x1 km. RESULTS: Both zero-dose and under-immunized children are more prevalent in socially deprived groups. Univariate and multivariate Bayesian analyses showed positive correlations between the prevalence of zero-dose and under-immunized children with factors like stunting, contraceptive prevalence, and literacy. The prevalence of zero-dose and under-immunized children varies significantly by region and ethnicity, with higher rates observed in the country's northern parts. Significant heterogeneity in the distribution of under-vaccinated children was observed. CONCLUSIONS: Nigeria needs to enhance its immunization system and coverage. Geospatial modelling can help deliver vaccines effectively to underserved communities. By adopting this approach, countries can ensure equitable vaccine access and contribute to global vaccination objectives.
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Country-owned, as opposed to donor-driven, is a principle within the development sector that recognizes the centrality of countries' leadership, systems, and resources in executing programs and achieving sustainable development. In alignment with this notion, the Immunization Agenda 2030 was developed with country ownership as one of four core principles of the ambitious ten-year plan. This means that the success of immunization programs, including those with eradication and elimination goals such as polio, measles, and rubella, and those with broader equity goals to "leave no one behind" on immunization, would be largely driven by country systems. In this paper we deconstruct country ownership into five operational principles: commitment, coordination, capacity, community participation, and accountability. Through this lens, we illustrate how two countries, Nepal and Nigeria, have exemplified country ownership in their measles and rubella elimination programs and we infer the ways in which country ownership drives system performance and sustains program efforts.
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BACKGROUND: Effective integration, one of the seven strategic priorities of the Immunization Agenda 2030, can contribute to increasing vaccination coverage and efficiency. The objective of the study is to measure and compare input costs of "non-selective" measles vaccination campaign as a stand-alone strategy and when integrated with another vaccination campaign. METHODS: We conducted a cost-minimization study using a matched design and data from five states of Nigeria. We carried-out our analysis in 3 states that integrated measles vaccination with Meningitis A and the 2 states that implemented a stand-alone measles campaign. The operational costs (e.g., costs of personnel, training, supervision etc.) were extracted from the budgeted costs, the financial and technical reports. We further used the results of the coverage surveys to demonstrate that the strategies have similar health outputs. RESULTS: The analysis of the impact on campaign budget (currency year: 2019) estimated that savings were up to 420,000 United States Dollar (USD) with the integrated strategies; Over 200 USD per 1,000 children in the target population for measles vaccination (0.2 USD per children) was saved in the studied states. The savings on the coverage survey components were accrued by lower costs in the integration of trainings, and through reduced field work and quality assurance measures costs. CONCLUSIONS: Integration translated to greater value in improving access and efficiency, as through sharing of costs, more life-saving interventions are made accessible to the communities. Important considerations for integration are resource needs, micro-planning adjustments, and health systems delivery platforms.
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'Zero-dose' refers to a person who does not receive a single dose of any vaccine in the routine national immunization schedule, while 'missed dose' refers to a person who does not complete the schedule. These peopleremain vulnerable to vaccine-preventable diseases, and are often already disadvantaged due to poverty, conflict, and lack of access to basic health services. Globally, more 22.7 million children are estimated to be zero- or missed-dose, of which an estimated 3.1 million (â¼14â¯%) reside in Nigeria.We conducted a scoping review tosynthesize recent literature on risk factors and interventions for zero- and missed-dosechildren in Nigeria. Our search identified 127 papers, including research into risk factors only (nâ¯=â¯66); interventions only (nâ¯=â¯34); both risk factors and interventions (nâ¯=â¯18); and publications that made recommendations only (nâ¯=â¯9). The most frequently reported factors influencing childhood vaccine uptake were maternal factors (nâ¯=â¯77), particularly maternal education (nâ¯=â¯22) and access to ante- and perinatal care (nâ¯=â¯19); heterogeneity between different types of communities - including location, region, wealth, religion, population composition, and other challenges (nâ¯=â¯50); access to vaccination, i.e., proximity of facilities with vaccines and vaccinators (nâ¯=â¯37); and awareness about immunization - including safety, efficacy, importance, and schedules (nâ¯=â¯18).Literature assessing implementation of interventions was more scattered, and heavily skewed towards vaccination campaigns and polio eradication efforts. Major evidence gaps exist in how to deliver effective and sustainable routine childhood immunization. Overall, further work is needed to operationalise the learnings from these studies, e.g. through applying findings to Nigeria's next review of vaccination plans, and using this summary as a basis for further investigation and specific recommendations on effective interventions.
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Poliomielite , Vacinas , Criança , Feminino , Humanos , Imunização , Programas de Imunização , Lactente , Nigéria/epidemiologia , Poliomielite/prevenção & controle , Gravidez , VacinaçãoRESUMO
Background: While vaccination plays a critical role in the global response to the COVID-19 pandemic, vaccine rollout remains suboptimal in Nigeria and other Low- and Middle-income countries (LMICs). This study documents the level of hesitancy among health workers (HWs) during the initial COVID-19 vaccine deployment phase in Nigeria and assesses the magnitude and determinants of hesitancy across Nigeria. Methods: A cross sectional study across all States in Nigeria was conducted with over 10,000 HWs interviewed between March and April 2021. Data were cleaned and analyzed with proportions and confidence intervals of hesitancy documented and stratification by HW category. We compared the level of confidence/acceptance to be vaccinated across Nigeria and documented the sources of negative information amongst HWs who refused the vaccine. Findings: Among the 10 184 HWs interviewed, 9 369 [92% (95% CI= 91, 92)] were confident of the COVID-19 vaccines and were already vaccinated at the time of this survey. Compared to HWs who were less than 20 years old, those aged 50 - 59 years were significantly more confident of the COVID-19 vaccines and had been vaccinated (OR=3.8, 95% CI=2.3 - 6.4, p<0.001). Only 858 (8%) of the HWs interviewed reported being hesitant with 57% (479/858) having received negative information, with the commonest source of information from social media (43.4%.). Interpretation: A vast majority of HWs who were offered COVID-19 vaccines as part of the first phase of national vaccine roll out were vaccinated and reported being confident of the COVID-19 vaccines. The reported hesitancy was due mainly to safety issues, and negative information about vaccines from social media. The issues identified remain a significant risk to the success of subsequent phases of the vaccine rollout in Nigeria. Funding: None.
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Introduction: the COVID-19 outbreak was declared a public health emergency of international concern by the WHO on the 30th January 2020. The occurrence of measles outbreaks in the context of COVID-19, both highly infectious respiratory illnesses, impacts additional challenges to the health system in a state with an ongoing humanitarian crisis. This article documents the implementation of an outbreak response immunization (ORI) during the COVID-19 pandemic and the implementation of global guidelines for mass vaccination. Methods: a retrospective review of the response to measles outbreak implemented in Borno state across six local government areas (LGAs) in 2019 was conducted. This review assessed the utilization of the World Health Organization (WHO) decision making framework, measles and COVID-19 epidemiological reports and the measle's vaccination response data. Results: an outbreak response immunization was implemented in six LGAs in Borno State, with a validated post campaign coverage of 96.3% (95% CI: 93.0 - 98.1). In total, 181,634 children aged 9 months-9 years were vaccinated with 27,961 (15.4%) receiving the measles vaccine for the first time. Prior to the interventions, 20 COVID-19 cases were reported in the six LGAs while only seven suspected cases were reported with only two cases confirmed in one of the six LGAs four weeks after the ORI. Conclusion: the WHO decision-making framework for implementing mass vaccinations in the context of the COVID-19 Pandemic was utilized for the outbreak response immunization in Borno State, Nigeria with 181,634 children aged 9 Months-9 years vaccinated with the measles vaccine. The use of the WHO decision-making framework to assess risk benefits of initiating mass vaccination campaigns remains a very important practical tool. These types of responses in Nigeria and other low and middle income countries (LMICs), with hitherto suboptimal immunization coverage and weak health systems and other settings, affected by humanitarian emergencies is essential in the achievement of the regional measle's elimination targets.
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COVID-19 , Sarampo , Criança , Humanos , Lactente , Nigéria/epidemiologia , Pandemias , COVID-19/prevenção & controle , COVID-19/epidemiologia , Vacinação , Vacina contra Sarampo , Sarampo/epidemiologia , Sarampo/prevenção & controle , Imunização , Vacinação em Massa , Programas de Imunização , Surtos de Doenças/prevenção & controleRESUMO
BACKGROUND: Yellow fever outbreaks are documented to have a considerable impact not only on the individuals but on the health system with significant economic implications. Efforts to eliminate yellow fever outbreaks globally through the EYE strategy remains important following outbreaks in Africa, Nigeria included. The outbreaks reported in Nigeria, since 2017 and the response efforts provide an opportunity to document and guide interventions for improving future outbreaks in Nigeria and other countries in Africa. METHODS: We reviewed the available yellow fever surveillance and vaccination response data between September 2017 and September 2019 across the 36 states across Nigeria. We described the epidemiology of the difference outbreaks and the periods for all interventions. We also documented the emergency vaccination responses as well as preventive mass vaccinations implemented towards improving population immunity and limiting epidemic potentials in Nigeria. RESULTS: A total of 7894 suspected cases with 287 laboratory-confirmed cases were reported in Nigeria between September 2017 and September 2019 with a mean age of 19 years and a case fatality of 2.7% amongst all reported cases. Outbreaks were confirmed in 55 LGAs with most of the outbreaks across four major epicentres in Kwara/Kogi, Edo, Ebonyi and Bauchi states. In response to these outbreaks, eight reactive vaccination campaigns, supported through ICG applications, were implemented. The duration for responding to the outbreaks ranged from 15 to 132 days (average 68 days) and a total of 45,648,243 persons aged < 45 years vaccinated through reactive and preventive mass campaigns between September 2017 and September 2019. CONCLUSIONS: Nigeria experienced intermediate outbreaks of yellow fever between September 2017 and 2019 with vaccination responses conducted to control these outbreaks. However, there are delays in the timeliness of responses and more efforts required in improving reporting, response times and preparedness to further prevent morbidity and mortality from the yellow fever disease outbreaks. These efforts, including improving routine yellow fever coverage, contribute towards improving population immunity and other activities related to achieving the goals of the EYE strategy.
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Surtos de Doenças , Febre Amarela , Adulto , Humanos , Vacinação em Massa , Nigéria/epidemiologia , Vacinação , Febre Amarela/epidemiologia , Febre Amarela/prevenção & controle , Adulto JovemRESUMO
INTRODUCTION: Globally, supplemental immunization activities (SIAs) are known to be a major strategy for attainment of the global measles elimination goal of less than one measles case per million population within a geographic area by the year 2020. Adequate planning is critical to the success of a vaccination campaign. To achieve a quality SIA implementation for effective interruption of measles transmission, the World Health Organization introduced the SIA Readiness Assessment Tool, which includes the readiness dashboard. It is a strategic planning tool used to ensure critical activities are completed before SIAs. Nigeria implemented a phased measles SIA in 2017/2018 and used the readiness assessment tool in the planning for the campaign. In this article, we report the use of the readiness assessment dashboard in the 2017/2018 measles SIA, we also reviewed its contributions to the outcome of the campaign looking at the post campaign coverage survey results for the states. METHODS: We conducted a retrospective review of the readiness assessment dashboard used during the 2017/2018 measles vaccination campaign in Nigeria. The readiness dashboard tool was designed using Microsoft Excel 2016. We reported results in frequencies and proportions using charts and tables. RESULTS: The states with 100% readiness a week prior to the campaign scored a post campaign coverage survey result of 84.6 - 96.5% with just one out of the eight states in this category getting a score below 90%. In the same vein, of the eight states that their readiness score at one week to the campaign was below 85%, six had post campaign coverage survey score of less than 90% with the highest score in this category being 92.3%. Some states with good readiness scores also had poor post campaign coverage survey which has been attributed to other factors other than readiness. CONCLUSION: The readiness assessment dashboard for the measles vaccination campaign provided a platform for tracking states readiness. It is our view that a link between readiness assessment and coverage should be examined in future studies.
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Sarampo , Humanos , Imunização , Programas de Imunização , Lactente , Sarampo/epidemiologia , Vacina contra Sarampo , Nigéria , VacinaçãoRESUMO
INTRODUCTION: Globally, knowledge of health workers has been documented to be key in effective immunisation service delivery. The parenteral route of drug administration is a vital healthcare procedure used in the administration of medicines using needle and syringe. Despite the importance of this procedure, improper handling of the device has resulted in an unsafe practice among health workers who attend to patients receiving injectable medications. A phased measles vaccination campaign (MVC) was conducted in 2017/2018 with a key objectives of training health workers on injection safety. This paper examines the association between improvement on knowledge of health workers through improved training curriculum and their practice on injection safety. METHODS: We reviewed information on handling and administration of the measles vaccine from the open data kit (ODK) platform finalised microplans and the training curriculum used during the 2015/2016 and 2017/2018 MVC. We analysed our results using paired t-test analysis, SPSS and Microsoft Excel spreadsheet and reported results in frequencies and proportions using charts and tables. RESULTS: Our findings revealed more health workers were trained during the 2017/2018 MVC as compared to 2015/2016 MVC. The curriculum adopted during the 2017/2018 MVC showed that multiple techniques were adopted during training compared to only class lectures used during the 2015/2016 MVC. A paired t-test analysis comparing the impact of training on the knowledge of the health workers during 2015/2016 and 2017/2018 MVC revealed significant improvement across five states during the 2017/2018 MVC, with mean ranging from 6.5% in the FCT to 23.7% in Nassarawa state. CONCLUSION: The review of training curriculum and use of multiple training styles during the 2017/2018 MVC improved the knowledge of health workers. Immunisation programmes will benefit from adopting the training curriculum to meet the specific needs of the health workers.
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Programas de Imunização , Sarampo , Pessoal de Saúde/educação , Humanos , Imunização , Sarampo/prevenção & controle , Nigéria , VacinaçãoRESUMO
BACKGROUND: The global polio eradication initiative has made giant stride by achieving a 99% reduction in Wild poliovirus (WPV) cases, with Nigeria on the verge of being declared polio-free following over 36 months without a WPV. The initiative has provided multiple resources, assets and lessons learnt that could be transitioned to other public health challenges, including improving the quality and vaccination coverage of measles campaigns in order to reduce the incidences of measles in Nigeria. We documented the polio legacy and assets used to support the national measles campaign in 2017/2018. METHODS: We documented the integration of the measles campaign coordination with the Polio Emergency Operation Centre (EOC) at national and state levels for planning and implementing the measles SIA. Specific polio strategies and assets, such as the EOC incident command framework and facilities, human resource surge capacity, polio GIS resource These strategies were adapted and adopted for the MVC implementation overcome challenges and improve vaccination coverage. We evaluated the performance through a set process and outcome indicators. RESULTS: All the 36 states and Federal Capital Territory used the structure and resources in Nigeria and provided counterpart financing for the MVC 2017/ 2018. The 11 polio high-risk states deployed the use of GIS for microplanning process, while daily call-in data were tracked in 99.7% of the LGAs and 70,846 reports were submitted real-time by supervisors using Open data kit (ODK). The national coverage achieved was 87.5% by the post-campaign survey with 65% of states reporting higher coverage in 2018 compared to 2015. CONCLUSION: Polio eradication assets and lessons learned can be applied to measles elimination efforts as the eradication and elimination efforts have similar strategies and programme implementation infrastructure needs. Leveraging these strategies and resources to support MVC planning and implementation resulted in more realistic planning, improved accountability and availability of human and fiscal resources. This approach may have resulted in better MVC outcomes and contributed to Nigeria's efforts in measles control and elimination.
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Sarampo , Poliomielite , Erradicação de Doenças/métodos , Seguimentos , Humanos , Programas de Imunização , Sarampo/epidemiologia , Sarampo/prevenção & controle , Nigéria/epidemiologia , Poliomielite/epidemiologia , Poliomielite/prevenção & controleRESUMO
INTRODUCTION: All WHO regions have set measles elimination objective for 2020. To address the specific needs of achieving measles elimination, Nigeria is using a strategy focusing on improving vaccination coverage with the first routine dose of (monovalent) measles (MCV1) at 9 months, providing measles vaccine through supplemental immunization activities (children 9-59 months), and intensified measles case-based surveillance system. METHODS: We reviewed measles immunization coverage from population-based surveys conducted in 2010, 2013 and 2017-18. Additionally, we analyzed measles case-based surveillance reports from 2008-2018 to determine annual, regional and age-specific incidence rates. FINDINGS: Survey results indicated low MCV1 coverage (54.0% in 2018); with lower coverage in the North (mean 45.5%). Of the 153,097 confirmed cases reported over the studied period, 85.5% (130,871) were from the North. Moreover, 70.8% (108,310) of the confirmed cases were unvaccinated. Annual measles incidence varied from a high of 320.39 per 1,000,000 population in 2013 to a low of 9.80 per 1,000,000 in 2009. The incidence rate is higher among the 9-11 months (524.0 per million) and 12-59 months (376.0 per million). Between 2008 and 2018, the incidence rate had showed geographical variation, with higher incidence in the North (70.6 per million) compare to the South (17.8 per million). CONCLUSION: The aim of this study was to provide a descriptive analysis of measles vaccine coverage and incidence in Nigeria from 2008 to 2018 to assess country progress towards measles elimination. Although the total numbers of confirmed measles cases had decreased over the time period, measles routine coverage remains sub-optimal, and the incidence rates are critically high. The high burden of measles in the North highlight the need for region-specific interventions. The measles program relies heavily on polio resources. As the polio program winds down, strong commitments will be required to achieve elimination goals.
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Sarampo , Cobertura Vacinal , Criança , Erradicação de Doenças , Humanos , Programas de Imunização , Incidência , Lactente , Sarampo/epidemiologia , Sarampo/prevenção & controle , Vacina contra Sarampo/uso terapêutico , Nigéria/epidemiologia , Vigilância da População , VacinaçãoRESUMO
INTRODUCTION: The measles supplemental immunisation activity is an effective strategy that improves vaccination coverage and reduces measles-related morbidity and mortality. However, the lack of compliance with microplanning processes, contributes to improper estimation of resources needed for a good SIA in Nigeria. We described the microplanning verification process for 2017/2018 measles vaccination campaign and highlighted the contribution of selected variables to the output of the microplan. METHODS: We conducted microplanning verification in 2 phases. In Phase 1, we verified at least 30% of randomly selected microplans to assess compliance with the steps and processes of developing good microplans. In Phase 2 we conducted desk review of the entire states micoplans and verified some selected variables at the ward level to corroborate the findings of the microplans. We collected data using open data kit and verification checklist. We conducted data analysis using SPSS and Microsoft Excel version 2016. RESULTS: All states in Nigeria verified their wards' microplans, 21 states (57%) verified more than 30% ,16 states (43%) verified less than 30%, Kebbi State verified the lowest (5.3%). Over 90% of microplans verified complied with the microplanning processes. We observed that overall, there was no significant difference in the number of target population, vaccination teams and qualified vaccinators after the verification process. CONCLUSION: The microplans for 2017/2018 measles vaccination campaign were developed according to the required procesesses, the target population, vaccination teams and qualified vaccinators were physically and realistically estimated. Adherence to microplanning processes is critical to the success of immunization programs.
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Programas de Imunização , Sarampo , Humanos , Lactente , Sarampo/prevenção & controle , Vacina contra Sarampo , Nigéria/epidemiologia , Vacinação , Cobertura VacinalRESUMO
BACKGROUND: From January to May 2019, large measles outbreaks affected Nigeria. Borno state was the most affected, recording 15,237 suspected cases with the state capital of Maiduguri having 1125 cases investigated and line-listed by March 2019. In Borno state, 22 of the 27 Local Government Areas (LGAs or Districts), including 37 internally displaced persons (IDPs) camps were affected. In response to the situation, an outbreak response immunization (ORI) campaign was conducted in the 13 most affected LGAs. In addition to conventional vaccination teams, special teams were deployed in security compromised areas, areas with migrants, and for nomadic and IDPs. Here we describe the outbreak and the ORI campaign. We also assess the measles-containing vaccine (MCV) coverage and vaccine effectiveness (VE) in order to quantify the population-level impact. METHODS: We reviewed the ORI activities, and conducted an analysis of the surveillance and the outbreak investigation reports. We assessed VE of MCV by applying the screening-method. Sensitivity analyses were also conducted to assess the effect of final classification of cases on the VE of MCV. The MCV coverage was assessed by a post-campaign coverage survey after completion of the ORI through a quantitative survey in the 12 LGAs that were accessible. RESULTS: Of the total 15,237 reported measles cases, 2002 cases were line-listed and investigated, and 737 were confirmed for measles by week 9 of 2019. Of the investigated cases 67.3% (n = 1348) were between 9 and 59 months of age. Among the 737 confirmed cases, only 9% (n = 64) stated being vaccinated with at least 1 dose of MCV. The overall VE for MCV was 98.4% (95%CI: 97.8-98.8). No significant differences were observed in the VE estimates of lab-confirmed and epi-linked cases when compared to the original estimates. The aggregated weighted vaccination coverage was 85.7% (95% CI: 79.6-90.1). CONCLUSION: The experience in Borno demonstrates that adequate VE can be obtained in conflict-affected areas. In complex emergencies affected by measles outbreaks, health authorities may consider integration with other health strategies and the engagement of security personnel as part of the ORI activities.
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Emergências , Sarampo , Surtos de Doenças/prevenção & controle , Humanos , Programas de Imunização , Lactente , Sarampo/epidemiologia , Sarampo/prevenção & controle , Vacina contra Sarampo , Nigéria/epidemiologia , VacinaçãoRESUMO
In Côte d'Ivoire, the Family Approach to Counseling and Testing (FACT) program began in 2015 and provides facility-based HIV testing to the sexual partners, children and other household family members of HIV-positive index cases. We evaluated whether the FACT program is an effective approach to HIV case finding. We reviewed 1762 index patient charts to evaluate outcomes of the FACT program, held across 36 facilities in Abidjan. Index cases enumerated a total of 644 partners, 2301 children and 508 other family members including parents and siblings. Among the partners tested for HIV, the positivity rate was 21%; for children the positivity rate was 5% and for all other family members the positivity rate was 11%. Offering HIV testing services to the family members of HIV positive index cases is an effective approach to case finding in Côte d'Ivoire. Particularly, offering HIV testing to the partners of positive women index cases can be key to identifying previously undiagnosed men and linking them to treatment.
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Infecções por HIV , Teste de HIV , Criança , Côte d'Ivoire/epidemiologia , Família , Feminino , Infecções por HIV/diagnóstico , Infecções por HIV/epidemiologia , Infecções por HIV/prevenção & controle , Humanos , Masculino , Parceiros SexuaisRESUMO
Objective: To evaluate a project that integrated essential primary health-care services into the oral polio vaccine programme in hard-to-reach, underserved communities in northern Nigeria. Methods: In 2013, Nigeria's polio emergency operation centre adopted a new approach to rapidly raise polio immunity and reduce newborn, child and maternal morbidity and mortality. We identified, trained and equipped eighty-four mobile health teams to provide free vaccination and primary-care services in 3176 hard-to-reach settlements. We conducted cross-sectional surveys of women of childbearing age in households with children younger than 5 years, in 317 randomly selected settlements, pre- and post-intervention (March 2014 and November 2015, respectively). Findings: From June 2014 to September 2015 mobile health teams delivered 2 979 408 doses of oral polio vaccine and dewormed 1 562 640 children younger than 5 years old; performed 676 678 antenatal consultations and treated 1 682 671 illnesses in women and children, including pneumonia, diarrhoea and malaria. The baseline survey found that 758 (19.6%) of 3872 children younger than 5 years had routine immunization cards and 690/3872 (17.8%) were fully immunized for their age. The endline survey found 1757/3575 children (49.1%) with routine immunization cards and 1750 (49.0%) fully immunized. Children vaccinated with 3 or more doses of oral polio vaccine increased from 2133 (55.1%) to 2666 (74.6%). Households' use of mobile health services in the previous 6 months increased from 509/1472 (34.6%) to 2060/2426(84.9%). Conclusion: Integrating routine primary-care services into polio eradication activities in Nigeria resulted in increased coverage for supplemental oral polio vaccine doses and essential maternal, newborn and child health interventions.
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Acessibilidade aos Serviços de Saúde/estatística & dados numéricos , Programas de Imunização/métodos , Poliomielite/prevenção & controle , Vacina Antipólio Oral/administração & dosagem , Atenção Primária à Saúde/métodos , Atenção Primária à Saúde/estatística & dados numéricos , Adolescente , Adulto , Pré-Escolar , Estudos Transversais , Feminino , Conhecimentos, Atitudes e Prática em Saúde , Humanos , Imunização/estatística & dados numéricos , Lactente , Recém-Nascido , Entrevistas como Assunto , Pessoa de Meia-Idade , Unidades Móveis de Saúde , Nigéria , Poliomielite/psicologia , Distribuição Aleatória , Pesquisa , Adulto JovemRESUMO
Objective To evaluate a project that integrated essential primary health-care services into the oral polio vaccine programme in hard-toreach, underserved communities in northern Nigeria.Methods In 2013, Nigeria's polio emergency operation centre adopted a new approach to rapidly raise polio immunity and reduce newborn, child and maternal morbidity and mortality. We identified, trained and equipped eighty-four mobile health teams to provide free vaccination and primary-care services in 3176 hard-to-reach settlements. We conducted cross-sectional surveys of women of childbearing age in households with children younger than 5 years, in 317 randomly selected settlements, pre- and post-intervention (March 2014 and November 2015, respectively). Findings From June 2014 to September 2015 mobile health teams delivered 2 979 408 doses of oral polio vaccine and dewormed 1 562 640 children younger than 5 years old; performed 676 678 antenatal consultations and treated 1 682 671 illnesses in women and children, including pneumonia, diarrhoea and malaria. The baseline survey found that 758 (19.6%) of 3872 children younger than5 years had routine immunization cards and 690/3872 (17.8%) were fully immunized for their age. The endline survey found 1757/3575 children (49.1%) with routine immunization cards and 1750 (49.0%) fully immunized. Children vaccinated with 3 or more doses of oral polio vaccine increased from 2133 (55.1%) to 2666 (74.6%). Households' use of mobile health services in the previous 6 months increased from 509/1472 (34.6%) to 2060/2426(84.9%). Conclusion Integrating routine primary-care services into polio eradication activities in Nigeria resulted in increased coverage for supplemental oral polio vaccine doses and essential maternal, newborn and child health intervention
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Nigéria , Poliomielite/prevenção & controle , Vacina Antipólio OralRESUMO
BACKGROUND: The mandate and unique experience of the World Health Organization (WHO) globally, enables over 190 countries, Nigeria inclusive, to depend on the technical support provided by the organization to define and mitigate the threats to public health. With other emerging health actors competing for scarce donors' resources, the demand for visibility has invariably equaled expectations on WHO's expertise and technical support. However, the inability to systematically document activities conducted by WHO personnel before 2013 overshadowed most of its invaluable contributions due to poor publicity. The inauguration of the Communications Group in December 2013 with a visibility plan necessitated a paradigm shift towards building a culture of documentation to engender visibility. METHODS: We used a pre-post design of activities to evaluate the effectiveness of specific interventions implemented to improve visibility from 2013 to 2016. The paper highlights how incorporating communication strategies into the accountability framework of staff contributed in changing the landscape as well as showcasing the activities of WHO in Nigeria for improved donor relations. RESULTS: With the specific interventions implemented to improve WHO's visibility in Nigeria, we found that donor relations improved between 2013 and 2015. It is not a mere coincidence that the period corresponds with the era of incorporation of documentation into the accountability framework of technical staff for visibility as locally mobilized resources increased to record 112% in 2013 and 2014. The intervention assisted in the positive projection of WHO and its donors by the Nigeria media. CONCLUSION: Despite several interventions, which worked, made WHO ubiquitous and added awareness and visibility for donors who funded various projects, other factors could have contributed towards achieving results. Notwithstanding, incorporating documentation component into the accountability framework of field staff and clusters has significantly improved communication of WHO's work and promoted healthy competition for increased visibility.