1982 …2019
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Research Output 1982 2019

Article

Estimating the impact of interventions on cause-specific maternal mortality: A Delphi approach

Pollard, S., Mathai, M. & Walker, N., 2013, In : BMC Public Health. 13, SUPPL.3, S12.

Research output: Contribution to journalArticle

Maternal Mortality
Maternal Death
Cause of Death
Mothers
Parturition

Estimation of "needs" and "probable uptake" for HIV/AIDS preventive vaccines based on possible policies and likely acceptance (a WHO/UNAIDS/IAVI study)

Esparza, J., Chang, M. L., Widdus, R., Madrid, Y., Walker, N. & Ghys, P. D., May 16 2003, In : Vaccine. 21, 17-18, p. 2041-2050 10 p.

Research output: Contribution to journalArticle

AIDS Vaccines
Vaccines
HIV
vaccines
Health Services Needs and Demand

Evaluation of the CyberGlove as a Whole-Hand Input Device

Kessler, G. D., Hodges, L. F. & Walker, N., Jan 12 1995, In : ACM Transactions on Computer-Human Interaction. 2, 4, p. 263-283 21 p.

Research output: Contribution to journalArticle

Sensors
Calibration

Evidence-based, cost-effective interventions: How many newborn babies can we save?

Darmstadt, G. L., Bhutta, Z. A., Cousens, S., Adam, T., Walker, N. & De Bernis, L., Mar 12 2005, In : The Lancet. 365, 9463, p. 977-988 12 p.

Research output: Contribution to journalArticle

Newborn Infant
Infant Mortality
Costs and Cost Analysis
Universal Coverage
Postnatal Care

Evidence-based interventions for improvement of maternal and child nutrition: What can be done and at what cost?

Bhutta, Z. A., Das, J. K., Rizvi, A., Gaffey, M. F., Walker, N., Horton, S., Webb, P., Lartey, A. & Black, R. E., 2013, In : The Lancet. 382, 9890, p. 452-477 26 p.

Research output: Contribution to journalArticle

Malnutrition
Mothers
Growth Disorders
Costs and Cost Analysis
Micronutrients
Mothers
Population
Primary Health Care
Rehydration Solutions
Universal Coverage
Birth Intervals
Child Mortality
Mothers
Demography
Mortality

Factors associated with the decline in under-five diarrhea mortality in India: a LiST analysis

Choudhary, T. S., Sinha, B., Khera, A., Bhandari, N., Chu, Y., Jackson, B., Walker, N., Black, R. E., Merson, M. & Bhan, M. K., Dec 1 2019, In : Journal of global health. 9, 2, 1 p.

Research output: Contribution to journalArticle

Open Access
India
Diarrhea
Mortality
Universal Coverage
Growth Disorders

Factors associated with the decline in under five diarrhea mortality in Tanzania from 1980-2015

Masanja, H., Mongi, P., Baraka, J., Jackson, B., Kisisiwe, Y., Manji, K., Iriya, N., John, T., Kimatta, S., Walker, N. & Black, R. E., Dec 1 2019, In : Journal of global health. 9, 2, 1 p.

Research output: Contribution to journalArticle

Open Access
Tanzania
Diarrhea
Mortality
Rehydration Solutions
Universal Coverage

Fertility of HIV-infected women: insights from Demographic and Health Surveys.

Chen, W. J. & Walker, N., Dec 2010, In : Sexually Transmitted Infections. 86 Suppl 2

Research output: Contribution to journalArticle

Birth Rate
Fertility
Demography
HIV

Functional limitations to daily living tasks in the aged: A focus group analysis

Rogers, W. A., Meyer, B., Walker, N. & Fisk, A. D., Mar 1998, In : Human Factors. 40, 1, p. 111-125 15 p.

Research output: Contribution to journalArticle

Leisure Activities
Human engineering
Focus Groups
Housekeeping
Research

Gaps in the implementation of antenatal syphilis detection and treatment in health facilities across sub-Saharan Africa

Kanyangarara, M., Walker, N. & Boerma, T., Jun 1 2018, In : PLoS One. 13, 6, e0198622.

Research output: Contribution to journalArticle

prenatal care
Africa South of the Sahara
Health Facilities
Syphilis
Sub-Saharan Africa

Global Burden of Disease 2005: call for collaborators

Murray, C. JL., Lopez, A. D., Black, R. E., Mathers, C. D., Shibuya, K., Ezzati, M., Salomon, J. A., Michaud, C. M., Walker, N. & Vos, T., Jul 14 2007, In : The Lancet. 370, 9582, p. 109-110 2 p.

Research output: Contribution to journalArticle

Population Surveillance
Epidemiologic Methods
Mortality
Global Health
Global Burden of Disease

Growing in silence: selected regions and countries with expanding HIV/AIDS epidemics.

Ghys, P. D., Saidel, T., Vu, H. T., Savtchenko, I., Erasilova, I., Mashologu, Y. S., Indongo, R., Sikhosana, N. & Walker, N., 2003, In : AIDS. 17 Suppl 4

Research output: Contribution to journalArticle

Infectious Pregnancy Complications
Lesotho
Swaziland
Sentinel Surveillance
Intravenous Substance Abuse

HIV surveillance: A global perspective

Pisani, E., Lazzari, S., Walker, N. & Schwartländer, B., Feb 2003, In : Journal of Acquired Immune Deficiency Syndromes. 32, SUPPL. 1

Research output: Contribution to journalArticle

HIV
Botswana
Vietnam
Heterosexuality
Risk-Taking
Bangladesh
Mortality
Survival
Infant Mortality
Cause of Death

How within-country inequalities and co-coverage may affect LiST estimates of lives saved by scaling up interventions

Victora, C. G., Barros, A. J. D., Malpica-Llanos, T. & Walker, N., 2013, In : BMC Public Health. 13, SUPPL.3, S24.

Research output: Contribution to journalArticle

Mothers
Mortality
Population
Direction compound
Surveys and Questionnaires

Human Factors Goes to the Gridiron

Walker, N. & Fisk, A. D., Jul 1995, In : Ergonomics in Design: The Quarterly of Human Factors Applications. 3, 3, p. 8-13 6 p.

Research output: Contribution to journalArticle

Human engineering

Impacto económico estimado de las vacunas en 73 países con ingresos bajos y medios, 2001-2020

Translated title of the contribution: Estimated economic impact of vaccinations in 73 low- and middleincome countries, 2001–2020Ozawa, S., Clark, S., Portnoy, A., Grewal, S., Stack, M. L., Sinha, A., Mirelman, A., Franklin, H., Friberg, I. K., Tam, Y. O. Y., Walker, N., Clark, A., Ferrari, M., Suraratdecha, C., Sweet, S., Goldie, S. J., Garske, T., Li, M., Hansen, P. M., Johnson, H. L. & 1 others, Walker, D., Sep 1 2017, In : Bulletin of the World Health Organization. 95, 9, p. 629-638 10 p.

Research output: Contribution to journalArticle

Vaccination
Economics
Social Values
Health Care Costs
Immunization

Impact of malaria interventions on child mortality in endemic African settings: Comparison and alignment between LiST and Spectrum-Malaria model

Korenromp, E., Hamilton, M., Sanders, R., Mahiané, G., Briët, O. J. T., Smith, T., Winfrey, W., Walker, N. & Stover, J., Nov 7 2017, In : BMC Public Health. 17, 781.

Research output: Contribution to journalArticle

Child Mortality
Malaria
Insecticide-Treated Bednets
Insecticides
Zambia
Open Access
Conjugate Vaccines
Pneumococcal Vaccines
Vaccination
vaccination
vaccines

Improved data, methods and tools for the 2007 HIV and AIDS estimates and projections

Ghys, P. D., Walker, N., McFarland, W., Miller, R. & Garnett, G. P., Aug 2008, In : Sexually Transmitted Infections. 84, SUPPL. 1

Research output: Contribution to journalArticle

HIV Infections
Acquired Immunodeficiency Syndrome
HIV
Incidence

Improved measurement for mothers, newborns and children in the era of the Sustainable Development Goals

Marchant, T., Bryce, J., Victora, C., Moran, A. C., Claeson, M., Requejo, J. H., Amouzou, A., Walker, N., Boerma, T. & Grove, J., 2016, In : Journal of Global Health. 6, 1, 010506.

Research output: Contribution to journalArticle

Quality of Health Care
Conservation of Natural Resources
Mothers
Newborn Infant
Proxy

Improved methods and assumptions for estimation of the HIV/AIDS epidemic and its impact: Recommendations of the UNAIDS Reference Group on estimates, modelling and projections

Artzrouni, M., Brown, T., Feeney, G., Garnett, G., Ghys, P., Grassly, N., Lazzari, S., Schneider, D., Stanecki, K., Stover, J., Schwartländer, B., Walker, N., Way, P., Yan, P., Zaba, B., Zlotnik, H., Boerma, T., Brahmbhatt, H., Calleja, J. M., Chin, J. & 16 others, Coutinho, R., Dabis, F., De Cock, K., Fitzgerald, D., Garnett, G., Gray, R. H., Kitayaporn, D., Landmann Szwarcwald, C., Morgan, D., Peerpatanapokin, W., Rangsin, R., Reddy, D. K., De Vincenzi, I., Monasch, R., Peeranapatopokin, W. & Timæus, I., Jun 14 2002, In : AIDS. 16, 9

Research output: Contribution to journalArticle

Acquired Immunodeficiency Syndrome
HIV
Epidemiology
HIV-1
Demography

Improved plausibility bounds about the 2005 HIV and AIDS estimates

Morgan, M., Walker, N., Gouws, E., Stanecki, K. A. & Stover, J., Jun 2006, In : Sexually Transmitted Infections. 82, SUPPL. III

Research output: Contribution to journalArticle

Acquired Immunodeficiency Syndrome
HIV
Uncertainty
HIV Seroprevalence
United Nations

Improving analysis of the size and dynamics of AIDS epidemics

Ghys, P. D., Walker, N. & Garnett, G. P., Jun 2006, In : Sexually Transmitted Infections. 82, SUPPL. III

Research output: Contribution to journalArticle

Epidemiologic Methods
Disease Outbreaks
Acquired Immunodeficiency Syndrome
Global Health

Integrating HIV prevention and treatment: From slogans to impact

Salomon, J. A., Hogan, D. R., Stover, J., Stanecki, K. A., Walker, N., Ghys, P. D. & Schwartländer, B., 2005, In : PLoS Medicine. 2, p. 50-56 7 p.

Research output: Contribution to journalArticle

Acquired Immunodeficiency Syndrome
HIV
Infection
Mortality
Africa South of the Sahara

Interpreting declines in HIV prevalence: Impact of spatial aggregation and migration on expected declines in prevalence

Walker, N., Hallett, T. B., White, P. J. & Garnett, G. P., Oct 2008, In : Sexually Transmitted Infections. 84, SUPPL. 2

Research output: Contribution to journalArticle

HIV
Risk-Taking
Population Growth
Heterosexuality
Risk Reduction Behavior

Interpreting health statistics for policymaking: the story behind the headlines

Walker, N., Bryce, J. & Black, R. E., Mar 17 2007, In : The Lancet. 369, 9565, p. 956-963 8 p.

Research output: Contribution to journalArticle

Health
Public Health
Health Policy
Epidemiology
Mortality

Interventions to address deaths from childhood pneumonia and diarrhoea equitably: What works and at what cost?

Bhutta, Z. A., Das, J. K., Walker, N., Rizvi, A., Campbell, H., Rudan, I. & Black, R. E., Apr 2013, In : The Lancet. 381, 9875, p. 1417-1429 13 p.

Research output: Contribution to journalArticle

Diarrhea
Pneumonia
Costs and Cost Analysis
Child Mortality
Cause of Death

Life experiences, response styles and mental health among mothers and children in Beirut, Lebanon

Bryce, J., Walker, N., Ghorayeb, F. & Kanj, M., 1989, In : Social Science and Medicine. 28, 7, p. 685-695 11 p.

Research output: Contribution to journalArticle

Lebanon
mental health
Life Change Events
Mental Health
child health
Health Facilities
Health Surveys
Obstetrics
Emergency Medical Services
Quality of Health Care

LiST as a catalyst in program planning: Experiences from Burkina Faso, Ghana and Malawi

Bryce, J., Friberg, I. K., Kraushaar, D., Nsona, H., Afenyadu, G. Y., Nare, N., Kyei-Faried, S. & Walker, N., Apr 1 2010, In : International Journal of Epidemiology. 39, SUPPL. 1

Research output: Contribution to journalArticle

Burkina Faso
Malawi
Child Mortality
Ghana
Cause of Death

Malawi and Millennium Development Goal 4: A Countdown to 2015 country case study

Kanyuka, M., Ndawala, J., Mleme, T., Chisesa, L., Makwemba, M., Amouzou, A., Borghi, J., Daire, J., Ferrabee, R., Hazel, E., Heidkamp, R., Hill, K., Álvarez, M. M., Mgalula, L., Munthali, S., Nambiar, B., Nsona, H., Park, L., Walker, N., Daelmans, B. & 2 others, Bryce, J. & Colbourn, T., Mar 1 2016, In : The Lancet Global Health. 4, 3, p. e201-e214

Research output: Contribution to journalArticle

Malawi
Infant Mortality
Child Mortality
Mortality
United Nations

Managing level of detail in virtual environments: A perceptual framework

Reddy, M., Watson, B., Walker, N. & Hodges, L. F., 1997, In : Presence: Teleoperators and Virtual Environments. 6, 6, p. 658-666 9 p.

Research output: Contribution to journalArticle

Virtual reality
Experiments

Managing Level of Detail through Peripheral Degradation

Watson, B., Walker, N., Hodges, L. F. & Worden, A., Dec 1 1997, In : ACM Transactions on Computer-Human Interaction. 4, 4, p. 323-346 24 p.

Research output: Contribution to journalArticle

Display devices
Degradation
Color

Mathematical models in the evaluation of health programmes

Garnett, G. P., Cousens, S., Hallett, T. B., Steketee, R. & Walker, N., Aug 6 2011, In : The Lancet. 378, 9790, p. 515-525 11 p.

Research output: Contribution to journalArticle

Program Evaluation
Theoretical Models
Health

Measuring Coverage in MNCH: A Validation Study Linking Population Survey Derived Coverage to Maternal, Newborn, and Child Health Care Records in Rural China

Liu, L., Li, M., Yang, L., Ju, L., Tan, B., Walker, N., Bryce, J., Campbell, H., Black, R. E. & Guo, Y., May 7 2013, In : PLoS One. 8, 5, e60762.

Research output: Contribution to journalArticle

Validation Studies
Child Care
Health care
health services
confidence interval

Meeting international goals in child survival and HIV/AIDS

Walker, N., Schwartländer, B. & Bryce, J., Jul 27 2002, In : The Lancet. 360, 9329, p. 284-289 6 p.

Research output: Contribution to journalArticle

Acquired Immunodeficiency Syndrome
HIV
Survival
Mortality
Child Mortality

Methods and procedures for estimating HIV/AIDS and its impact: The UNAIDS/WHO estimates for the end of 2001

Walker, N., Stanecki, K. A., Brown, T., Stover, J., Lazzari, S., Garcia-Calleja, J. M., Schwartländer, B. & Ghys, P. D., Oct 17 2003, In : AIDS. 17, 15, p. 2215-2225 11 p.

Research output: Contribution to journalArticle

Acquired Immunodeficiency Syndrome
HIV
Child Mortality
Mortality
United Nations
Food Supply
Population
Poverty
Infant Nutritional Physiological Phenomena
Head

Modeling and analysis of a dynamic judgment task using a Lens Model approach

Bisantz, A. M., Kirlik, A., Gay, P., Phipps, D. A., Walker, N. & Fisk, A. D., Nov 2000, In : IEEE Transactions on Systems, Man, and Cybernetics Part A:Systems and Humans.. 30, 6, p. 605-616 12 p.

Research output: Contribution to journalArticle

Lens
Lenses
Modeling
Decision making
Decision Making

Modelling stunting in LiST: The effect of applying smoothing to linear growth data

Cousens, S., Perin, J. L., Christian, P. S., Wu, L. S. F., Soofi, S., Bhutta, Z., Lanata, C., Guerrant, R. L., Lima, A. A. M., Mølbak, K., Valentiner-Branth, P., Checkley, W., Gilman, R. H., Sack, R. B., Black, R. E., Humphrey, J. H. & Walker, N., Nov 7 2017, In : BMC Public Health. 17, 778.

Research output: Contribution to journalArticle

Growth Disorders
Growth
Odds Ratio
Mali

Monitoring the scale-up of antiretroviral therapy programmes: Methods to estimate coverage

Boerma, J. T., Stanecki, K. A., Newell, M. L., Luo, C., Beusenberg, M., Garnett, G. P., Little, K., Calleja, J. G., Crowley, S., Jim, Y. K., Zaniewski, E., Walker, N., Stover, J. & Ghys, P. D., Feb 2006, In : Bulletin of the World Health Organization. 84, 2, p. 145-150 6 p.

Research output: Contribution to journalArticle

Information Storage and Retrieval
Therapeutics
Sulfamethoxazole Drug Combination Trimethoprim
Uncertainty

National response to orphans and other vulnerable children in sub-Saharan Africa: The OVC policy and planning effort index, 2004

Monasch, R., Stover, J., Loudon, M., Kabira, D. & Walker, N., Apr 2007, In : Vulnerable Children and Youth Studies. 2, 1, p. 40-59 20 p.

Research output: Contribution to journalArticle

Orphaned Children
orphan
Africa South of the Sahara
planning
Acquired Immunodeficiency Syndrome

Neonatal survival: A call for action

Martines, J., Paul, V. K., Bhutta, Z. A., Koblinsky, M., Soucat, A., Walker, N., Bahl, R., Fogstad, H. & Costello, A., Mar 26 2005, In : The Lancet. 365, 9465, p. 1189-1197 9 p.

Research output: Contribution to journalArticle

Costs and Cost Analysis
Mothers
Newborn Infant
Postnatal Care
House Calls

New option in the Lives Saved Tool (LiST) allows for the conversion of prevalence of small-for-gestational-age and preterm births to prevalence of low birth weight

the Child Health Epidemiology Reference Group SGA-Preterm Birth Working Group & Tielsch, J., Nov 1 2017, In : Journal of Nutrition. 147, 11, p. 2141S-2146S

Research output: Contribution to journalArticle

Premature Birth
Low Birth Weight Infant
Gestational Age
Parturition
Birth Weight

Nutrition interventions in the Lives Saved Tool (LiST)

Clermont, A. & Walker, N., Nov 1 2017, In : Journal of Nutrition. 147, 11, p. 2132S-2140S

Research output: Contribution to journalArticle

Growth Disorders
Breast Feeding
Stillbirth
Maternal Mortality
Infant Mortality

Optimizing speed and accuracy of menu selection: a comparison of walking and pull-down menus

Walker, N., Smelcer, J. B. & Nilsen, E., 1991, In : International Journal of Man-Machine Studies. 35, 6, p. 871-890 20 p.

Research output: Contribution to journalArticle

Experiments
experiment
travel
time

Overview of the lives saved tool (LiST)

Walker, N., Tam, Y. O. Y. & Friberg, I. K., 2013, In : BMC Public Health. 13, SUPPL.3, S1.

Research output: Contribution to journalArticle

National Health Programs
Organizations