Leontine Alkema, Ph.D. - Publications

Affiliations: 
2008 University of Washington, Seattle, Seattle, WA 

50 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2022 Alexander M, Alkema L. A Bayesian Cohort Component Projection Model to Estimate Women of Reproductive Age at the Subnational Level in Data-Sparse Settings. Demography. 59: 1713-1737. PMID 36083610 DOI: 10.1215/00703370-10216406  0.448
2022 Bearak JM, Popinchalk A, Beavin C, Ganatra B, Moller AB, Tunçalp Ö, Alkema L. Country-specific estimates of unintended pregnancy and abortion incidence: a global comparative analysis of levels in 2015-2019. Bmj Global Health. 7. PMID 35332057 DOI: 10.1136/bmjgh-2021-007151  0.349
2022 Peterson E, Chou D, Moller AB, Gemmill A, Say L, Alkema L. Estimating misclassification errors in the reporting of maternal mortality in national civil registration vital statistics systems: A Bayesian hierarchical bivariate random walk model to estimate sensitivity and specificity for multiple countries and years with missing data. Statistics in Medicine. PMID 35165916 DOI: 10.1002/sim.9335  0.36
2022 Sharrow D, Hug L, You D, Alkema L, Black R, Cousens S, Croft T, Gaigbe-Togbe V, Gerland P, Guillot M, Hill K, Masquelier B, Mathers C, Pedersen J, Strong KL, et al. Global, regional, and national trends in under-5 mortality between 1990 and 2019 with scenario-based projections until 2030: a systematic analysis by the UN Inter-agency Group for Child Mortality Estimation. The Lancet. Global Health. 10: e195-e206. PMID 35063111 DOI: 10.1016/S2214-109X(21)00515-5  0.367
2021 Cahill N, Sonneveldt E, Emmart P, Williamson J, Mbu R, Fodjo Yetgang AB, Dambula I, Azambuja G, Mahumane Govo AA, Joshi B, Felix S, Makashaka C, Ndaruhutse V, Serucaca J, Madzima B, ... ... Alkema L, et al. Using family planning service statistics to inform model-based estimates of modern contraceptive prevalence. Plos One. 16: e0258304. PMID 34714856 DOI: 10.1371/journal.pone.0258304  0.393
2021 Hug L, You D, Blencowe H, Mishra A, Wang Z, Fix MJ, Wakefield J, Moran AC, Gaigbe-Togbe V, Suzuki E, Blau DM, Cousens S, Creanga A, Croft T, Hill K, ... ... Alkema L, et al. Global, regional, and national estimates and trends in stillbirths from 2000 to 2019: a systematic assessment. Lancet (London, England). 398: 772-785. PMID 34454675 DOI: 10.1016/S0140-6736(21)01112-0  0.31
2021 Guranich G, Cahill N, Alkema L. : Estimating family planning indicators in R for a single population of interest. Gates Open Research. 5: 24. PMID 33842844 DOI: 10.12688/gatesopenres.13211.1  0.391
2020 Bearak J, Popinchalk A, Ganatra B, Moller AB, Tunçalp Ö, Beavin C, Kwok L, Alkema L. Unintended pregnancy and abortion by income, region, and the legal status of abortion: estimates from a comprehensive model for 1990-2019. The Lancet. Global Health. PMID 32710833 DOI: 10.1016/S2214-109X(20)30315-6  0.417
2019 Hug L, Alexander M, You D, Alkema L. National, regional, and global levels and trends in neonatal mortality between 1990 and 2017, with scenario-based projections to 2030: a systematic analysis. The Lancet. Global Health. 7: e710-e720. PMID 31097275 DOI: 10.1016/S2214-109X(19)30163-9  0.401
2019 Chao F, Gerland P, Cook AR, Alkema L. Systematic assessment of the sex ratio at birth for all countries and estimation of national imbalances and regional reference levels. Proceedings of the National Academy of Sciences of the United States of America. PMID 30988199 DOI: 10.1073/Pnas.1812593116  0.468
2019 Bearak JM, Popinchalk A, Sedgh G, Ganatra B, Moller AB, Tunçalp Ö, Alkema L. Pregnancies, abortions, and pregnancy intentions: a protocol for modeling and reporting global, regional and country estimates. Reproductive Health. 16: 36. PMID 30894174 DOI: 10.1186/S12978-019-0682-0  0.396
2018 Masquelier B, Hug L, Sharrow D, You D, Hogan D, Hill K, Liu J, Pedersen J, Alkema L. Global, regional, and national mortality trends in older children and young adolescents (5-14 years) from 1990 to 2016: an analysis of empirical data. The Lancet. Global Health. 6: e1087-e1099. PMID 30223984 DOI: 10.1016/S2214-109X(18)30353-X  0.327
2018 Chao F, You D, Pedersen J, Hug L, Alkema L. National and regional under-5 mortality rate by economic status for low-income and middle-income countries: a systematic assessment. The Lancet. Global Health. 6: e535-e547. PMID 29653627 DOI: 10.1016/S2214-109X(18)30059-7  0.417
2018 Bearak J, Popinchalk A, Alkema L, Sedgh G. Global, regional, and subregional trends in unintended pregnancy and its outcomes from 1990 to 2014: estimates from a Bayesian hierarchical model. The Lancet. Global Health. 6: e380-e389. PMID 29519649 DOI: 10.1016/S2214-109X(18)30029-9  0.385
2018 Alexander M, Alkema L. Global estimation of neonatal mortality using a Bayesian hierarchical splines regression model Demographic Research. 38: 335-372. DOI: 10.4054/Demres.2018.38.15  0.449
2017 Cahill N, Sonneveldt E, Stover J, Weinberger M, Williamson J, Wei C, Brown W, Alkema L. Modern contraceptive use, unmet need, and demand satisfied among women of reproductive age who are married or in a union in the focus countries of the Family Planning 2020 initiative: a systematic analysis using the Family Planning Estimation Tool. Lancet (London, England). PMID 29217374 DOI: 10.1016/S0140-6736(17)33104-5  0.338
2017 Ganatra B, Gerdts C, Rossier C, Johnson BR, Tunçalp Ö, Assifi A, Sedgh G, Singh S, Bankole A, Popinchalk A, Bearak J, Kang Z, Alkema L. Global, regional, and subregional classification of abortions by safety, 2010-14: estimates from a Bayesian hierarchical model. Lancet (London, England). PMID 28964589 DOI: 10.1016/S0140-6736(17)31794-4  0.391
2017 Kantorová V, New JR, Biddlecom A, Alkema L. Setting Ambitious yet Achievable Targets Using Probabilistic Projections: Meeting Demand for Family Planning. Studies in Family Planning. PMID 28518405 DOI: 10.1111/Sifp.12025  0.389
2017 Stevens GA, Alkema L, Black RE, Boerma JT, Collins GS, Ezzati M, Grove JT, Hogan DR, Hogan MC, Horton R, Lawn JE, Marušic A, Mathers CD, Murray CJ, Rudan I, et al. [Guidelines for Accurate and Transparent Health Estimates Reporting: the GATHER Statement]. Epidemiologia E Servicos De Saude : Revista Do Sistema Unico De Saude Do Brasil. 26: 215-222. PMID 28226024 DOI: 10.5123/S1679-49742017000100023  0.387
2017 New JR, Cahill N, Stover J, Gupta YP, Alkema L. Levels and trends in contraceptive prevalence, unmet need, and demand for family planning for 29 states and union territories in India: a modelling study using the Family Planning Estimation Tool. The Lancet. Global Health. 5: e350-e358. PMID 28193400 DOI: 10.1016/S2214-109X(17)30033-5  0.385
2017 Alkema L, Zhang S, Chou D, Gemmill A, Moller A, Fat DM, Say L, Mathers C, Hogan D. A Bayesian approach to the global estimation of maternal mortality The Annals of Applied Statistics. 11: 1245-1274. DOI: 10.1214/16-Aoas1014  0.433
2016 Stevens GA, Alkema L, Black RE, Boerma JT, Collins GS, Ezzati M, Grove JT, Hogan DR, Hogan MC, Horton R, Lawn JE, Marušić A, Mathers CD, Murray CJ, Rudan I, et al. Correction: Guidelines for Accurate and Transparent Health Estimates Reporting: the GATHER statement. Plos Medicine. 13: e1002116. PMID 27504831 DOI: 10.1371/Journal.Pmed.1002116  0.331
2016 Stevens GA, Alkema L, Black RE, Boerma JT, Collins GS, Ezzati M, Grove JT, Hogan DR, Hogan MC, Horton R, Lawn JE, Marušić A, Mathers CD, Murray CJ, Rudan I, et al. Guidelines for Accurate and Transparent Health Estimates Reporting: the GATHER statement. Lancet (London, England). PMID 27371184 DOI: 10.1016/S0140-6736(16)30388-9  0.386
2016 Stevens GA, Alkema L, Black RE, Boerma JT, Collins GS, Ezzati M, Grove JT, Hogan DR, Hogan MC, Horton R, Lawn JE, Marušić A, Mathers CD, Murray CJ, Rudan I, et al. Guidelines for Accurate and Transparent Health Estimates Reporting: the GATHER statement. Plos Medicine. 13: e1002056. PMID 27351744 DOI: 10.1371/Journal.Pmed.1002056  0.374
2016 Sedgh G, Bearak J, Singh S, Bankole A, Popinchalk A, Ganatra B, Rossier C, Gerdts C, Tunçalp Ö, Johnson BR, Johnston HB, Alkema L. Abortion incidence between 1990 and 2014: global, regional, and subregional levels and trends. Lancet (London, England). PMID 27179755 DOI: 10.1016/S0140-6736(16)30380-4  0.386
2015 Alkema L, Gerland P, Raftery A, Wilmoth J. The United Nations Probabilistic Population Projections: An Introduction to Demographic Forecasting with Uncertainty. Foresight (Colchester, Vt.). 2015: 19-24. PMID 26617476  0.574
2015 Alkema L, Chou D, Hogan D, Zhang S, Moller AB, Gemmill A, Fat DM, Boerma T, Temmerman M, Mathers C, Say L. Global, regional, and national levels and trends in maternal mortality between 1990 and 2015, with scenario-based projections to 2030: a systematic analysis by the UN Maternal Mortality Estimation Inter-Agency Group. Lancet (London, England). PMID 26584737 DOI: 10.1097/01.Aoa.0000504718.91214.7D  0.491
2015 You D, Hug L, Ejdemyr S, Idele P, Hogan D, Mathers C, Gerland P, New JR, Alkema L. Global, regional, and national levels and trends in under-5 mortality between 1990 and 2015, with scenario-based projections to 2030: a systematic analysis by the UN Inter-agency Group for Child Mortality Estimation. Lancet (London, England). PMID 26361942 DOI: 10.1016/S0140-6736(15)00120-8  0.488
2014 Phan TP, Alkema L, Tai ES, Tan KH, Yang Q, Lim WY, Teo YY, Cheng CY, Wang X, Wong TY, Chia KS, Cook AR. Forecasting the burden of type 2 diabetes in Singapore using a demographic epidemiological model of Singapore. Bmj Open Diabetes Research & Care. 2: e000012. PMID 25452860 DOI: 10.1136/Bmjdrc-2013-000012  0.309
2014 Raftery AE, Alkema L, Gerland P. Bayesian Population Projections for the United Nations. Statistical Science : a Review Journal of the Institute of Mathematical Statistics. 29: 58-68. PMID 25324591 DOI: 10.1214/13-Sts419  0.609
2014 Alkema L, Chao F, You D, Pedersen J, Sawyer CC. National, regional, and global sex ratios of infant, child, and under-5 mortality and identification of countries with outlying ratios: a systematic assessment. The Lancet. Global Health. 2: e521-30. PMID 25304419 DOI: 10.1016/S2214-109X(14)70280-3  0.369
2014 Gerland P, Raftery AE, Sevčíková H, Li N, Gu D, Spoorenberg T, Alkema L, Fosdick BK, Chunn J, Lalic N, Bay G, Buettner T, Heilig GK, Wilmoth J. World population stabilization unlikely this century. Science (New York, N.Y.). 346: 234-7. PMID 25301627 DOI: 10.1126/Science.1257469  0.562
2014 Say L, Chou D, Gemmill A, Tunçalp Ö, Moller AB, Daniels J, Gülmezoglu AM, Temmerman M, Alkema L. Global causes of maternal death: a WHO systematic analysis. The Lancet. Global Health. 2: e323-33. PMID 25103301 DOI: 10.1016/S2214-109X(14)70227-X  0.377
2014 Alkema L, New JR, Pedersen J, You D. Child mortality estimation 2013: an overview of updates in estimation methods by the United Nations Inter-agency Group for Child Mortality Estimation. Plos One. 9: e101112. PMID 25013954 DOI: 10.1371/Journal.Pone.0101112  0.471
2014 Alkema L, New JR. Global estimation of child mortality using a Bayesian B-spline bias-reduction model Annals of Applied Statistics. 8: 2122-2149. DOI: 10.1214/14-Aoas768  0.512
2013 Alkema L, Kantorova V, Menozzi C, Biddlecom A. National, regional, and global rates and trends in contraceptive prevalence and unmet need for family planning between 1990 and 2015: a systematic and comprehensive analysis. Lancet (London, England). 381: 1642-52. PMID 23489750 DOI: 10.1016/S0140-6736(12)62204-1  0.393
2013 Chao F, Alkema L. How Informative are Vital Registration Data for Estimating Maternal Mortality? A Bayesian Analysis of WHO Adjustment Data and Parameters Statistics and Public Policy. 1: 6-18. DOI: 10.1080/2330443X.2013.856148  0.312
2013 Alkema L, Jones GW, Lai CUR. Levels of urbanization in the world's countries: Testing consistency of estimates based on national definitions Journal of Population Research. 30: 291-304. DOI: 10.1007/S12546-013-9109-X  0.451
2012 Alkema L, Raftery AE, Gerland P, Clark SJ, Pelletier F. Estimating trends in the total fertility rate with uncertainty using imperfect data: Examples from West Africa. Demographic Research. 26. PMID 24273449 DOI: 10.4054/Demres.2012.26.15  0.609
2012 Alkema L, New JR. Progress toward global reduction in under-five mortality: a bootstrap analysis of uncertainty in Millennium Development Goal 4 estimates. Plos Medicine. 9: e1001355. PMID 23239945 DOI: 10.1371/Journal.Pmed.1001355  0.48
2012 Alkema L, You D. Child mortality estimation: a comparison of UN IGME and IHME estimates of levels and trends in under-five mortality rates and deaths. Plos Medicine. 9: e1001288. PMID 22952434 DOI: 10.1371/Journal.Pmed.1001288  0.492
2012 Alkema L, Wong MB, Seah PR. Monitoring Progress Towards Millennium Development Goal 4: A Call for Improved Validation of Under-Five Mortality Rate Estimates Statistics, Politics, and Policy. 3. DOI: 10.1515/2151-7509.1043  0.34
2011 Ševčíková H, Alkema L, Raftery AE. bayesTFR: An R Package for Probabilistic Projections of the Total Fertility Rate. Journal of Statistical Software. 43: 1-29. PMID 27818617 DOI: 10.18637/Jss.V043.I01  0.605
2011 Alkema L, Ann WL. Estimating the under-five mortality rate using a bayesian hierarchical time series model. Plos One. 6: e23954. PMID 21969853 DOI: 10.1371/Journal.Pone.0023954  0.482
2011 Alkema L, Raftery AE, Gerland P, Clark SJ, Pelletier F, Buettner T, Heilig GK. Probabilistic projections of the total fertility rate for all countries. Demography. 48: 815-39. PMID 21748544 DOI: 10.1007/S13524-011-0040-5  0.631
2011 Ševčíková H, Alkema L, Raftery AE. bayesTFR: An R package for probabilistic projections of the total fertility rate Journal of Statistical Software. 43: 1-29.  0.577
2010 Johnson LF, Alkema L, Dorrington RE. A Bayesian approach to uncertainty analysis of sexually transmitted infection models. Sexually Transmitted Infections. 86: 169-74. PMID 19880971 DOI: 10.1136/Sti.2009.037341  0.328
2008 Brown T, Salomon JA, Alkema L, Raftery AE, Gouws E. Progress and challenges in modelling country-level HIV/AIDS epidemics: the UNAIDS Estimation and Projection Package 2007. Sexually Transmitted Infections. 84: i5-i10. PMID 18647867 DOI: 10.1136/Sti.2008.030437  0.608
2008 Alkema L, Raftery AE, Brown T. Bayesian melding for estimating uncertainty in national HIV prevalence estimates. Sexually Transmitted Infections. 84: i11-i16. PMID 18647860 DOI: 10.1136/Sti.2008.029991  0.595
2007 Alkema L, Raftery AE, Clark SJ. Probabilistic projections of HIV prevalence using Bayesian melding The Annals of Applied Statistics. 1: 229-248. DOI: 10.1214/07-Aoas111  0.605
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