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Featured researches published by Logan Brenzel.


Health Affairs | 2016

Return On Investment From Childhood Immunization In Low- And Middle-Income Countries, 2011–20

Sachiko Ozawa; Samantha Clark; Allison Portnoy; Simrun Grewal; Logan Brenzel; Damian Walker

An analysis of return on investment can help policy makers support, optimize, and advocate for the expansion of immunization programs in the worlds poorest countries. We assessed the return on investment associated with achieving projected coverage levels for vaccinations to prevent diseases related to ten antigens in ninety-four low- and middle-income countries during 2011-20, the Decade of Vaccines. We derived these estimates by using costs of vaccines, supply chains, and service delivery and their associated economic benefits. Based on the costs of illnesses averted, we estimated that projected immunizations will yield a net return about 16 times greater than costs over the decade (uncertainty range: 10-25). Using a full-income approach, which quantifies the value that people place on living longer and healthier lives, we found that net returns amounted to 44 times the costs (uncertainty range: 27-67). Across all antigens, net returns were greater than costs. But to realize the substantial positive return on investment from immunization programs, it is essential that governments and donors provide the requisite investments.


Vaccine | 2013

Projections of costs, financing, and additional resource requirements for low- and lower middle-income country immunization programs over the decade, 2011-2020.

Gian Gandhi; Patrick Lydon; Santiago Cornejo; Logan Brenzel; Sandra Wrobel; Hugh Chang

The Decade of Vaccines Global Vaccine Action Plan has outlined a set of ambitious goals to broaden the impact and reach of immunization across the globe. A projections exercise has been undertaken to assess the costs, financing availability, and additional resource requirements to achieve these goals through the delivery of vaccines against 19 diseases across 94 low- and middle-income countries for the period 2011-2020. The exercise draws upon data from existing published and unpublished global forecasts, country immunization plans, and costing studies. A combination of an ingredients-based approach and use of approximations based on past spending has been used to generate vaccine and non-vaccine delivery costs for routine programs, as well as supplementary immunization activities (SIAs). Financing projections focused primarily on support from governments and the GAVI Alliance. Cost and financing projections are presented in constant 2010 US dollars (US


Vaccine | 2015

Costs and financing of routine immunization: Approach and selected findings of a multi-country study (EPIC)

Logan Brenzel; Darwin Young; Damian Walker

). Cumulative total costs for the decade are projected to be US


Vaccine | 2015

What have we learned on costs and financing of routine immunization from the comprehensive multi-year plans in GAVI eligible countries?

Logan Brenzel

57.5 billion, with 85% for routine programs and the remaining 15% for SIAs. Delivery costs account for 54% of total cumulative costs, and vaccine costs make up the remainder. A conservative estimate of total financing for immunization programs is projected to be


Vaccine | 2015

Cost analysis of routine immunisation in Zambia.

Carl Schütte; Collins Chansa; Edmore Marinda; Teresa Guthrie; Stanley Banda; Zipozihle Nombewu; Katlego Motlogelwa; Marita Lervik; Logan Brenzel; Anthony Kinghorn

34.3 billion over the decade, with country governments financing 65%. These projections imply a cumulative funding gap of


Vaccine | 2017

Moving beyond traditional valuation of vaccination: Needs and opportunities

David E. Bloom; Logan Brenzel; Daniel Cadarette; Jessica Sullivan

23.2 billion. About 57% of the total resources required to close the funding gap are needed just to maintain existing programs and scale up other currently available vaccines (i.e., before adding in the additional costs of vaccines still in development). Efforts to mobilize additional resources, manage program costs, and establish mutual accountability between countries and development partners will all be necessary to ensure the goals of the Decade of Vaccines are achieved. Establishing or building on existing mechanisms to more comprehensively track resources and commitments for immunization will help facilitate these efforts.


Vaccine | 2015

Mapping financial flows for immunisation in Uganda 2009/10 and 2010/11: New insights for methodologies and policy.

Teresa Guthrie; Charlotte Muheki Zikusooka; Brendan Kwesiga; Christabel Abewe; Stephen Lagony; Carl Schütte; Edmore Marinda; Kerrin Humphreys; Katlego Motlogelwa; Zipozihle Nombewu; Logan Brenzel; Anthony Kinghorn

BACKGROUND Few detailed facility-based costing studies of routine immunization (RI) programs have been conducted in recent years, with planners, managers and donors relying on older information or data from planning tools. To fill gaps and improve quality of information, a multi-country study on costing and financing of routine immunization and new vaccines (EPIC) was conducted in Benin, Ghana, Honduras, Moldova, Uganda and Zambia. METHODS This paper provides the rationale for the launch of the EPIC study, as well as outlines methods used in a Common Approach on facility sampling, data collection, cost and financial flow estimation for both the routine program and new vaccine introduction. Costing relied on an ingredients-based approach from a government perspective. Estimating incremental economic costs of new vaccine introduction in contexts with excess capacity are highlighted. The use of more disaggregated System of Health Accounts (SHA) coding to evaluate financial flows is presented. RESULTS The EPIC studies resulted in a sample of 319 primary health care facilities, with 65% of facilities in rural areas. The EPIC studies found wide variation in total and unit costs within each country, as well as between countries. Costs increased with level of scale and socio-economic status of the country. Governments are financing an increasing share of total RI financing. CONCLUSIONS This study provides a wealth of high quality information on total and unit costs and financing for RI, and demonstrates the value of in-depth facility approaches. The paper discusses the lessons learned from using a standardized approach, as well as proposes further areas of methodology development. The paper discusses how results can be used for resource mobilization and allocation, improved efficiency of services at the country level, and to inform policies at the global level. Efforts at routinizing cost analysis to support sustainability efforts would be beneficial.


Vaccine | 2016

Costs of introducing pneumococcal, rotavirus and a second dose of measles vaccine into the Zambian immunisation programme: Are expansions sustainable?

Ulla K. Griffiths; Fiammetta Bozzani; Collins Chansa; Anthony Kinghorn; Penelope Kalesha-Masumbu; Cheryl Rudd; Roma Chilengi; Logan Brenzel; Carl Schütte

BACKGROUND Immunization is one of the most cost-effective health interventions, but as countries introduce new vaccines and scale-up immunization coverage, costs will likely increase. This paper updates estimates of immunization costs and financing based on information from comprehensive multi-year plans (cMYPs) from GAVI-eligible countries during a period when countries planned to introduce a range of new vaccines (2008-2016). METHODS The analysis database included information from baseline and 5-year projection years for each country cMYP, resulting in a total sample size of 243 observations. Two-thirds were from African countries. Cost data included personnel, vaccine, injection, transport, training, maintenance, cold chain and other capital investments. Financing from government and external sources was evaluated. All estimates were converted to 2010 US Dollars. Statistical analysis was performed using STATA, and results were population-weighted. RESULTS Results pertain to country planning estimates. Average annual routine immunization cost was


Health Policy and Planning | 2017

The cost structure of routine infant immunization services: a systematic analysis of six countries

Fangli Geng; Christian Suharlim; Logan Brenzel; Stephen Resch; Nicolas A. Menzies

62 million. Vaccines continued to be the major cost driver (51%) followed by immunization-specific personnel costs (22%). Non-vaccine delivery costs accounted for almost half of routine program costs (44%). Routine delivery cost per dose averaged


BMC Medicine | 2017

The cost determinants of routine infant immunization services: a meta-regression analysis of six country studies

Nicolas A. Menzies; Christian Suharlim; Fangli Geng; Zachary J. Ward; Logan Brenzel; Stephen Resch

0.61 and the delivery cost per infant was

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Anthony Kinghorn

Chris Hani Baragwanath Hospital

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Mark Jit

University of London

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