scholarly journals Operational Considerations in Global Health Modeling

Pathogens ◽  
2021 ◽  
Vol 10 (10) ◽  
pp. 1348
Author(s):  
Katherine M. Broadway ◽  
Kierstyn T. Schwartz-Watjen ◽  
Anna L. Swiatecka ◽  
Steven J. Hadeed ◽  
Akeisha N. Owens ◽  
...  

Epidemiological modeling and simulation can contribute cooperatively across multifaceted areas of biosurveillance systems. These efforts can be used to support real-time decision-making during public health emergencies and response operations. Robust epidemiological modeling and simulation tools are crucial to informing risk assessment, risk management, and other biosurveillance processes. The Defense Threat Reduction Agency (DTRA) has sponsored the development of numerous modeling and decision support tools to address questions of operational relevance in response to emerging epidemics and pandemics. These tools were used during the ongoing COVID-19 pandemic and the Ebola outbreaks in West Africa and the Democratic Republic of the Congo. This perspective discusses examples of the considerations DTRA has made when employing epidemiological modeling to inform on public health crises and highlights some of the key lessons learned. Future considerations for researchers developing epidemiological modeling tools to support biosurveillance and public health operations are recommended.

2020 ◽  
Vol Volume 13 ◽  
pp. 1215-1221
Author(s):  
Michel Kabamba Nzaji ◽  
Guillaume Ngoie Mwamba ◽  
Judith Mbidi Miema ◽  
Elie Kilolo Ngoy Umba ◽  
Ignace Bwana Kangulu ◽  
...  

2022 ◽  
Author(s):  
HyunJung Kim

Abstract Background: Historical institutionalism (HI) determines that institutions have been transformed by a pattern of punctuated evolution due to exogenous shocks. Although scholars frequently emphasize the role of agency - endogenous factors – when it comes to institutional changes, but the HI analytic narratives still remain in the meso-level analysis in the context of structure and agency. This article provides domestic and policy-level accounts of where biodefense institutions of the United States and South Korea come from, seeing through emergency-use-authorization (EUA) policy, and how the EUA policies have evolved by employing the policy-learning concepts through the Event-related Policy Change Model. Results: By employing the Birkland’s model, this article complements the limitation of the meso-level analysis in addressing that the 2001 Amerithrax and the 2015 Middle East Respiratory Syndrome (MERS) outbreak rooted originations and purposes of the biodefense respectively. Since the crisis, a new post-crisis agenda in society contributed to establishing new domestic coalition, which begin to act as endogenous driving forces that institutionalize new biodefense institutions and even reinforce them through path dependent way when the institutions evolved. Therefore, EUA policy cores (Post-Exposure Prophylaxis (PEP) in the United States and Non-Pharmaceutical Intervention (NPI) in South Korea keep strengthened during the policy revisions. Conclusions: The United States and South Korea have different originations and purposes of biodefense, which are institutions evolving through self-reinforce dependent way based on the lessons learned from past crises. In sum, under the homeland security biodefense institution, the US EUA focuses on the development of specialized, unlicensed PEP in response to public health emergencies; on the other hand, under the disease containment-centric biodefense institution, the Korean EUA is specialized to conduct NPI missions in response to public health emergencies.


2020 ◽  
Vol 18 (S1) ◽  
pp. S-81-S-91 ◽  
Author(s):  
Jennifer J. Hemingway-Foday ◽  
Bonaventure Fuamba Ngoyi ◽  
Christian Tunda ◽  
Kristen B. Stolka ◽  
Kathryn E. L. Grimes ◽  
...  

2011 ◽  
Vol 26 (S1) ◽  
pp. s105-s106
Author(s):  
R. Partridge ◽  
D.B. Bouslough ◽  
L. Proano ◽  
S. Soliai-lemusu ◽  
F. Avegalio ◽  
...  

BackgroundTsunamis most commonly occur in the “Ring of fire” in the Pacific due to frequency of earthquakes and volcanic activity. Damaging tsunamis occur 1–2 times yearly. On September 29, 2009, an earthquake on the Pacific floor caused a tsunami that struck American Samoa, Samoa and Tonga, with only 20 minutes warning.ObjectiveTo evaluate the disaster response in American Samoa by emergency medical services (EMS), the territorial hospital, and the Department of Health.MethodsA retrospective review of EMS logs, public health records, hospital emergency department charts, and key-informant interviews over a 2-week period. Descriptive statistics were used to evaluate data.ResultsThree 5-meter waves struck the American Samoan islands, with land inundation as far as 700 meters. Many low- lying villages, including the capital city Pago Pago were affected. A total of 33 people (8 male, 23 female, including 3 children) were killed by the water, with approximately 150 significantly injured. EMS runs increased 250% from normal daily averages, with island-wide responses significantly delayed by flood damage. The hospital in Pago Pago, situated near the shore and only 10 meters above sea level, utilized 75 staff to evacuate 68 in-patients to high ground as soon as tremors were felt. This process was completed in 20 minutes with no associated morbidity or mortality. Patient injury patterns for the event are similar to recent literature reports. Mobile clinics and alternate care sites established at outlying dispensaries were used to decentralize healthcare from the hospital. DMAT/DMORT teams from Oregon and Hawaii supported local healthcare initiatives. Post-disaster public health surveillance focused on identifying and limiting food/water-borne illnesses, dengue fever, and influenza-like-illness outbreaks, as well as disaster related PTSD.ConclusionThe disaster response to the tsunami in American Samoa was effective. Disaster planning was appropriate and rapidly implemented. Post-disaster public health emergencies were minimized.


2016 ◽  
Vol 2016 ◽  
pp. 1-5 ◽  
Author(s):  
R. Khonde Kumbu ◽  
K. Mbanzulu Makola ◽  
Lu Bin

Background. Schistosomiasis is a public health problem in Democratic Republic of the Congo but estimates of its prevalence vary widely. The aim of this study was to determine prevalence ofSchistosoma mansoniinfection and associated risk factors among children in 4 health areas of Kisantu health zone.Methods. A cross-sectional study was carried out in 4 health areas of Kisantu health zone. 388 children randomly selected were screened forS. mansoniusing Kato Katz technique and the sociodemographic data was collected. Data were entered and encoded using software EpiData version 3.1. Analysis was performed using SPSS version 21 software.Results. The prevalence ofS. mansoniwas 26.5% (103); almost two-thirds (63) (61.2%) had light infection intensity. A significant association was found betweenS. mansoniinfection and age (p=0.005), educational level (p=0.001), and practices of swimming/bathing (p<0.001) and using water from river/lake/stream for domestic use (p<0.001). Kipasa health area had high prevalence of schistosomiasis (64.6%) (64/99; 95% CI 54.4–74.0) compared to other health areas.Conclusion.Schistosoma mansoniinfection still remains a public health problem in these areas. There is a need to promote health education and promote behavioral changes in children towards schistosomiasis.


Author(s):  
An Cheng ◽  
Tonghui Chen ◽  
Guogang Jiang ◽  
Xinru Han

In order to deepen the understanding of the impact of major public health emergencies on the oil market and to enhance the risk response capability, this study analyzed the logical relationship between major public health emergencies and international oil price changes, identified the change points, and calculated the probability of abrupt changes to international oil prices. Based on monthly data during six major public health emergencies from 2009 to 2020, this study built a product partition model. The results show that only the influenza A (H1N1) and COVID-19 pandemics were significant reasons for abrupt changes in international oil prices. Furthermore, the wild poliovirus epidemic, the Ebola epidemic, the Zika epidemic, and the Ebola epidemic in the Democratic Republic of the Congo had limited effects. Overall, the outbreak of a Public Health Emergency of International Concern (PHEIC) in major global economies has a more pronounced impact on international oil prices.


One Health ◽  
2020 ◽  
Vol 9 ◽  
pp. 100120
Author(s):  
Gabriel Kambale Bunduki ◽  
Jean-Louis Mumbere Katembo ◽  
Ildéfonse Soly Kamwira

2021 ◽  
Vol 11 (2) ◽  
pp. 137-147
Author(s):  
Yusuff Adebayo Adebisi ◽  
Adrian Rabe ◽  
Don Eliseo Lucero-Prisno III

Background: Coronavirus disease 2019 (COVID-19) outbreak is a major threat facing health systems globally and African countries are not an exception. Stakeholders, governments, and national authorities have mounted responses to contain the pandemic. This study aimed to catalogue the risk communication and community engagement (RCCE) strategies as well as the challenges facing RCCE in 13 African countries. Methods: We conducted a narrative review of evidence to answer the aim of the study. The search was conducted in March 2021 and evidence published between December 2019 and February 2021 were included. Data reported in this article were obtained from reports, literature in peer-reviewed journals, grey literature and other data sources in 13 African countries. The 13 countries include Ethiopia, Ghana, Kenya, Algeria, Angola, Cote d’Ivoire, the Democratic Republic of the Congo, Mauritius, Nigeria, South Africa, Tanzania, Uganda, and Zambia. The authors also snowball further data to gather information for this review. Results: Most of the priority African countries have RCCE strategies to contain the transmission and spread of the coronavirus. Our findings revealed RCCE strategies in the 13 African countries focused on training and capacity building, risk communication systems, internal and partners’ coordination, community engagement, public communication, contending uncertainty, addressing misperceptions and managing misinformation. However, the RCCE response activities were not without challenges, which included distrust in government, cultural, social, and religious resistance, and inertia among others. Conclusion: With the similar RCCE approaches and interventions seen across the countries, it is clear that countries are learning from each other and from global health organizations to develop COVID-19 RCCE programs. It is important for African countries to address the challenges facing RCCE in order to effectively contain the pandemic and to prepare for future public health emergencies.


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