1982 …2019

Research output per year

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Research Output

Managing temporal detail in virtual environments: Relating system responsiveness to feedback

Watson, B., Walker, N., Ribarsky, B. & Spaulding, V., Dec 1 1999, p. 280-281. 2 p.

Research output: Contribution to conferencePaper

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 journalReview article

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

Meeting international goals in child survival and HIV/AIDS

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

Research output: Contribution to journalArticle

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

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 1 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

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

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 1 2006, In : Bulletin of the World Health Organization. 84, 2, p. 145-150 6 p.

Research output: Contribution to journalReview article

Mouse accelerations and performance of older computer users

Walker, N., Millians, J. & Worden, A., Jan 1 1996, In : Proceedings of the Human Factors and Ergonomics Society. 1, p. 151-154 4 p.

Research output: Contribution to journalConference article

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 1 2007, In : Vulnerable Children and Youth Studies. 2, 1, p. 40-59 20 p.

Research output: Contribution to journalArticle

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 : Lancet. 365, 9465, p. 1189-1197 9 p.

Research output: Contribution to journalReview article

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

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

Operator specific modeling of identification judgments in a complex dynamic task

Gay, P., Phipps, D. A., Bisantz, A. M., Walker, N., Kirlik, A. & Fisk, A. D., Dec 1 1997, In : Proceedings of the Human Factors and Ergonomics Society. 1, p. 225-229 5 p.

Research output: Contribution to journalConference article

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

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

Research output: Contribution to journalArticle

Overview of the lives saved tool (LiST)

Walker, N., Tam, Y. & Friberg, I. K., Sep 24 2013, In : BMC public health. 13, SUPPL.3, S1.

Research output: Contribution to journalReview article

Patterns in coverage of maternal, newborn, and child health interventions: Projections of neonatal and under-5 mortality to 2035

Walker, N., Yenokyan, G., Friberg, I. K. & Bryce, J., Sep 25 2013, In : The Lancet. 382, 9897, p. 1029-1038 10 p.

Research output: Contribution to journalArticle

Plausible estimates of stillbirth rates

Walker, N., Apr 16 2011, In : The Lancet. 377, 9774, p. 1292-1294 3 p.

Research output: Contribution to journalComment/debate

Precision teaching of an introductory physics E&M course for engineers

Marr, J., Thomas, E., Walker, N., Thompson, J. C., Hodges, L., Wood, J., Thomas, A. & Cabrera, A., Dec 1 1993, Proceedings: Frontiers in Education - 23rd Annual Conference: Engineering Education: Renewing America's Technology. p. 174-178 5 p. 405541. (Proceedings - Frontiers in Education Conference, FIE).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Predicting symptoms of depression among women in Beirut: The importance of daily life

Bryce, J. W., Walker, N. & Peterson, C., Jan 1 1989, In : International Journal of Mental Health. 18, 1, p. 57-70 14 p.

Research output: Contribution to journalArticle

Producing HIV estimates: From global advocacy to country planning and impact measurement

Mahy, M., Brown, T., Stover, J., Walker, N., Stanecki, K., Kirungi, W., Garcia-Calleja, T. & Ghys, P. D., 2017, In : Global Health Action. 10, 1291169.

Research output: Contribution to journalArticle

Projecting the demographic impact of AIDS and the number of people in need of treatment: Updates to the Spectrum projection package

Stover, J., Walker, N., Grassly, N. C. & Marston, M., Jun 1 2006, In : Sexually transmitted infections. 82, SUPPL. III, p. iii45-iii50

Research output: Contribution to journalArticle

Pushing the envelope through the Global Financing Facility: Potential impact of mobilising additional support to scale-up life-saving interventions for women, children and adolescents in 50 high-burden countries

Chou, V. B., Bubb-Humfryes, O., Sanders, R., Walker, N., Stover, J., Cochrane, T., Stegmuller, A., Magalona, S., Drehle, C. V., Walker, D. G., Bonilla-Chacin, M. E. & Boer, K. R., Nov 1 2018, In : BMJ Global Health. 3, 5, e001126.

Research output: Contribution to journalArticle

Reproductive, maternal, newborn, and child health: Key messages from Disease Control Priorities 3rd Edition

Black, R. E., Levin, C., Walker, N., Chou, D., Liu, L. & Temmerman, M., 2016, (Accepted/In press) In : The Lancet.

Research output: Contribution to journalArticle

Residual confounding explains the association between high parity and child mortality

Kozuki, N., Sonneveldt, E. & Walker, N., Sep 25 2013, In : BMC public health. 13, SUPPL.3, S5.

Research output: Contribution to journalReview article

Resource needs for HIV/AIDS

Schwartländer, B., Stover, J., Walker, N., Bollinger, L., Gutierrez, J. P., McGreevey, W., Opuni, M., Forsythe, S., Kumaranayake, L., Watts, C. & Bertozzi, S., Jun 29 2001, In : Science. 292, 5526, p. 2434-2436 3 p.

Research output: Contribution to journalArticle

Resource needs to support orphans and vulnerable children in sub-Saharan Africa

Stover, J., Bollinger, L., Walker, N. & Monasch, R., Jan 1 2007, In : Health policy and planning. 22, 1, p. 21-27 7 p.

Research output: Contribution to journalArticle

Saving newborn lives in Asia and Africa: Cost and impact of phased scale-up of interventions within the continuum of care

Darmstadt, G. L., Walker, N., Lawn, J. E., Bhutta, Z. A., Haws, R. A. & Cousens, S., Mar 1 2008, In : Health policy and planning. 23, 2, p. 101-117 17 p.

Research output: Contribution to journalArticle

Scaling up diarrhea prevention and treatment interventions: A lives saved tool analysis

Walker, C. L. F., Friberg, I. K., Binkin, N., Young, M., Walker, N., Fontaine, O., Weissman, E., Gupta, A. & Black, R. E., Mar 1 2011, In : PLoS medicine. 8, 3, e1000428.

Research output: Contribution to journalArticle

Simple strategies or simple tasks? Dynamic decision making in 'complex' worlds

Kirlik, A., Rothrock, L., Walker, N. & Fisk, A. D., Jan 1 1996, In : Proceedings of the Human Factors and Ergonomics Society. 1, p. 184-188 5 p.

Research output: Contribution to journalConference article

South African child deaths 1990-2011: Have HIV services reversed the trend enough to meet Millennium Development Goal 4?

Kerber, K. J., Lawn, J. E., Johnson, L. F., Mahy, M., Dorrington, R. E., Phillips, H., Bradshaw, D., Nannan, N., Msemburi, W., Oestergaard, M. Z., Walker, N. P., Sanders, D. & Jackson, D., Oct 23 2013, In : AIDS. 27, 16, p. 2637-2648 12 p.

Research output: Contribution to journalArticle

Spatial and temporal characteristics of rapid cursor-positioning movements with electromechanical mice in human-computer interaction

Walker, N., Meyer, D. E. & Smelcer, J. B., Jan 1 1993, In : Human Factors. 35, 3, p. 431-458 28 p.

Research output: Contribution to journalArticle

Specifying training needs in dynamic judgment tasks using a lens model approach

Bisantz, A. M., Gay, P., Phipps, D. A., Walker, N., Kirlik, A. & Fisk, A. D., Dec 1 1997, In : Proceedings of the IEEE International Conference on Systems, Man and Cybernetics. 2, p. 1849-1854 6 p.

Research output: Contribution to journalConference article

Standards for CHERG reviews of intervention effects on child survival

Walker, N., Fischer-Walker, C., Bryce, J., Bahl, R. & Cousens, S., Apr 1 2010, In : International journal of epidemiology. 39, SUPPL. 1, p. i21-i31

Research output: Contribution to journalArticle

Status of the HIV/AIDS epidemic and methods to monitor it in the Latin America and Caribbean region

Garcia Calleja, J. M., Walker, N., Cuchi, P., Lazzari, S., Ghys, P. D. & Zacarias, F., Dec 1 2002, In : AIDS. 16, SUPPL. 3, p. S3-S12

Research output: Contribution to journalArticle

Stillbirths: How can health systems deliver for mothers and babies?

Pattinson, R., Kerber, K., Buchmann, E., Friberg, I. K., Belizan, M., Lansky, S., Weissman, E., Mathai, M., Rudan, I., Walker, N. & Lawn, J. E., Jan 1 2011, In : The Lancet. 377, 9777, p. 1610-1623 14 p.

Research output: Contribution to journalReview article

Strategies in the recall of clusterable lists

Bilsky, L. H., Whittemore, C. L. & Walker, N., Jan 1 1982, In : Intelligence. 6, 1, p. 23-35 13 p.

Research output: Contribution to journalArticle

Subgoal identification and error analysis in problem solving

Morton, K., Thomas, E. W., Walker, N. & Marr, J., Dec 1 1996, In : Proceedings - Frontiers in Education Conference. p. 74-77 4 p.

Research output: Contribution to journalConference article

Sub-Saharan Africa's mothers, newborns, and children: How many lives could be saved with targeted health interventions?

Friberg, I. K., Kinney, M. V., Lawn, J. E., Kerber, K. J., Odubanjo, M. O., Bergh, A. M., Walker, N., Weissman, E., Chopra, M. & Black, R. E., Jun 1 2010, In : PLoS medicine. 7, 6

Research output: Contribution to journalArticle

Supporting perception in the service of dynamic decision making

Kirlik, A., Walker, N., Fisk, A. D. & Nagel, K., Jun 1 1996, In : Human Factors. 38, 2, p. 288-299 12 p.

Research output: Contribution to journalReview article

Supra-threshold control of peripheral LOD

Watson, B., Walker, N. & Hodges, L. F., Dec 1 2004, In : ACM Transactions on Graphics. 23, 3, p. 750-759 10 p.

Research output: Contribution to journalConference article

Supra-threshold control of peripheral LOD

Watson, B., Walker, N. & Hodges, L. F., Dec 1 2004, p. 750-759. 10 p.

Research output: Contribution to conferencePaper

Testing the accuracy of demographic estimates in countries with generalized epidemics

Stover, J., Ghys, P. D. & Walker, N., Jan 1 2004, In : AIDS. 18, SUPPL. 2, p. S67-S73

Research output: Contribution to journalArticle

The estimated mortality impact of vaccinations forecast to be administered during 2011-2020 in 73 countries supported by the gavi alliance

Lee, L. A., Franzel, L., Atwell, J., Datta, S. D., Friberg, I. K., Goldie, S. J., Reef, S. E., Schwalbe, N., Simons, E., Strebel, P. M., Sweet, S., Suraratdecha, C., Tam, Y., Vynnycky, E., Walker, N., Walker, D. G. & Hansen, P. M., Apr 18 2013, In : Vaccine. 31, SUPPL2, p. B61-B72

Research output: Contribution to journalReview article

The global impact of HIV/AIDS

Piot, P., Bartos, M., Ghys, P. D., Walker, N. & Schwartländer, B., Apr 19 2001, In : Nature. 410, 6831, p. 968-973 6 p.

Research output: Contribution to journalReview article

The global impact of scaling up HIV/AIDS prevention programs in low- and middle-income countries

Stover, J., Bertozzi, S., Gutierrez, J. P., Walker, N., Stanecki, K. A., Greener, R., Gouws, E., Hankins, C., Garnett, G. P., Salomon, J. A., Boerma, J. T., De Lay, P. & Ghys, P. D., Mar 10 2006, In : Science. 311, 5766, p. 1474-1476 3 p.

Research output: Contribution to journalArticle