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Brent A. Johnson, Ph.D.

Brent A. Johnson, Ph.D.

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Contact

Call Center (585) 276-3000

About Me

Faculty Appointments

Professor - Department of Biostatistics and Computational Biology (SMD)

Professor - Department of Ophthalmology (SMD) - Joint

Credentials

Residency & Fellowship

Postdoctoral Fellow, Department of Biostatistics, University of North Carolina, Chapel Hill, NC 2003 - 2006

Education

PhD | North Carolina State University, Raleigh. Statistics. 2003

MS | University of Minnesota. Biostatistics. 1997

BA | St Olaf College. Mathematics. 1995

Awards

Best Student Paper Award. 2002

Elected to MU Sigma Rho. 2000

NSF VIGRE Predoctoral Fellow. 1999 - 2003

Ron B. Schultz Statistical Computing Award. 1998

Research

Research Lab

Publications

Journal Articles

Long-term outcomes after new onset seizure in children living with HIV: A cohort study.

Birbeck GL, Mwenechanya M, Ume-Ezeoke I, Mathews M, Bositis CM, Kalungwana L, Bearden D, Elafros M, Gelbard HA, Theodore WH, Koralnik IJ, Okulicz JF, Johnson BA, Musonda N, Siddiqi OK, Potchen MJ, Sikazwe I

Epilepsia open.. 2024 February 17 Epub 02/17/2024.

Training in cortically-blind fields confers patient-specific benefit against retinal thinning after occipital stroke.

Fahrenthold BK, Cavanaugh MR, Tamhankar M, Lam BL, Feldon SE, Johnson BA, Huxlin KR

medRxiv : the preprint server for health sciences.. 2023 December 20 Epub 12/20/2023.

Early Initiation of Antiretroviral Therapy is Protective Against Seizures in Children with HIV in Zambia: A Prospective Case-Control Study.

Bearden DR, Mwanza-Kabaghe S, Bositis CM, Dallah I, Johnson BA, Siddiqi OK, Elafros MA, Gelbard HA, Okulicz JF, Kalungwana L, Musonda N, Theodore WH, Mwenechanya M, Mathews M, Sikazwe IT, Birbeck GL

Journal of acquired immune deficiency syndromes : JAIDS.. 2023 November 28 Epub 11/28/2023.

Team-based home blood pressure monitoring for blood pressure equity a protocol for a stepped wedge cluster randomized trial.

Fiscella KA, Sass E, Sridhar SB, Maguire JA, Lashway K, Wong G, Thien A, Thomas M, Bisognano JD, Rosenberg T, Sanders MR, Johnson BA, Polgreen LA

Contemporary clinical trials.. 2023 September 16 :107332. Epub 09/16/2023.

Design and characteristics of the prophylactic intra-operative ventricular arrhythmia ablation in high-risk LVAD candidates (PIVATAL) trial.

Huang DT, Gosev I, Wood KL, Vidula H, Stevenson W, Marchlinski F, Supple G, Zalawadiya SK, Weiss JP, Tung R, Tzou WS, Moss JD, Kancharla K, Chaudhry SP, Patel PJ, Khan AM, Schuger C, Rozen G, Kiernan MS, Couper GS, Leacche M, Molina EJ, Shah AD, Lloyd M, Sroubek J, Soltesz E, Shivkumar K, White C, Tankut S, Johnson BA, McNitt S, Kutyifa V, Zareba W, Goldenberg I

Annals of noninvasive electrocardiology : the official journal of the International Society for Holter and Noninvasive Electrocardiology, Inc.. 2023 July 28 :e13073. Epub 07/28/2023.

Food Insecurity Is Associated With Low Tenofovir Diphosphate in Dried Blood Spots in South African Persons With HIV.

Hirsh ML, Edwards JA, Robichaux C, Brijkumar J, Moosa MS, Ofotokun I, Johnson BA, Pillay S, Pillay M, Moodley P, Sun YV, Liu C, Dudgeon MR, Ordoñez C, Kuritzkes DR, Sunpath H, Morrow M, Anderson PL, Ellison L, Bushman LR, Marconi VC, Castillo-Mancilla JR

Open forum infectious diseases.. 2023 July 10 (7):ofad360. Epub 07/13/2023.

Nonparametric Bayesian Q-learning for optimization of dynamic treatment regimes in the presence of partial compliance.

Bhattacharya I, Ertefaie A, Lynch KG, McKay JR, Johnson BA

Statistical methods in medical research.. 2023 June 16 :9622802231181223. Epub 06/16/2023.

A non-parametric Bayesian approach for adjusting partial compliance in sequential decision making.

Bhattacharya I, Johnson BA, Artman WJ, Wilson A, Lynch KG, McKay JR, Ertefaie A

Statistics in medicine.. 2023 April 10 Epub 04/10/2023.

Disease Burden in Children With Spinal Muscular Atrophy: Results From a Large Cross-Sectional Study.

Rosero S, Weinstein J, Seabury J, Zizzi C, Wagner E, Varma A, Heatwole J, Alexandrou D, Ms ND, Johnson BA, Heatwole C

Journal of child neurology.. 2022 December 19 :8830738221135918. Epub 12/19/2022.

Longitudinal trends in produce purchasing behavior: a descriptive study of transaction level data from loyalty card households.

Fernandez ID, Johnson BA, Wixom N, Kautz A, Janciuras J, Prevost S, Luo J, Ramchandran RS

Nutrition journal.. 2022 November 821 (1):67. Epub 11/08/2022.

Longitudinal Cognitive Outcomes in Children With HIV in Zambia: 2-Year Outcomes From the HIV-Associated Neurocognitive Disorders in Zambia (HANDZ) Study.

Patil G, Mbewe EG, Kabundula PP, Smith H, Mwanza-Kabaghe S, Buda A, Adams HR, Potchen MJ, Mweemba M, Johnson BA, Schifitto G, Gelbard H, Birbeck GL, Bearden DR

Journal of acquired immune deficiency syndromes : JAIDS.. 2022 October 191 (2):217-225. Epub 1900 01 01.

Screening for chronic diseases: optimizing lead time through balancing prescribed frequency and individual adherence.

Rice JD, Johnson BA, Strawderman RL

Lifetime data analysis.. 2022 June 24 Epub 06/24/2022.

Clinical characteristics and outcomes after new-onset seizure among Zambian children with HIV during the antiretroviral therapy era.

Ravishankar M, Dallah I, Mathews M, Bositis CM, Mwenechanya M, Kalungwana-Mambwe L, Bearden D, Navis A, Elafros MA, Gelbard H, Theodore WH, Koralnik IJ, Okulicz JF, Johnson BA, Belessiotis C, Ciccone O, Thornton N, Tsuboyama M, Siddiqi OK, Potchen MJ, Sikazwe I, Birbeck GL

Epilepsia open.. 2022 March 19 Epub 03/19/2022.

Bayesian set of best dynamic treatment regimes: Construction and sample size calculation for SMARTs with binary outcomes.

Artman WJ, Johnson BA, Lynch KG, McKay JR, Ertefaie A

Statistics in medicine.. 2022 February 6 Epub 02/06/2022.

Comparing effectiveness of first-line antiretroviral therapy between peri-urban and rural clinics in KwaZulu-Natal, South Africa.

Brijkumar J, Edwards JA, Johnson BA, Ordonez C, Sunpath H, Lee M, Dudgeon MR, Rautman L, Pillay S, Moodley P, Sun YV, Castillo-Mancilla J, Li JZ, Kuritzkes DR, Moosa MYS, Marconi VC

HIV medicine.. 2022 January 12 Epub 01/12/2022.

Tenofovir diphosphate levels in dried blood spots are associated with virologic failure and resistance to first-line therapy in South Africa: a case-control cohort study.

Castillo-Mancilla JR, Edwards JA, Brijkumar J, Moosa MY, Zhao Y, Ofotokun I, Johnson BA, Lee MH, Pillay S, Pillay M, Moodley P, Kuritzkes DR, Sunpath H, Bushman LR, Ellison L, Anderson PL, Marconi VC

Journal of the International AIDS Society.. 2021 December 24 (12):e25849. Epub 1900 01 01.

Criteria-Based Assessment of a Teleophthalmology Diabetic Retinopathy Evaluation Program in a Primary Care Setting.

Leeman S, Wang L, Johnson BA, Fortuna RJ, Ramchandran RS

Telemedicine journal and e-health : the official journal of the American Telemedicine Association.. 2021 November 16 Epub 11/16/2021.

Who's slipping through the cracks? A comprehensive individual, clinical and health system characterization of people with virological failure on first-line HIV treatment in Uganda and South Africa.

Reynolds Z, McCluskey SM, Moosa MYS, Gilbert RF, Pillay S, Aturinda I, Ard KL, Muyindike W, Musinguzi N, Masette G, Moodley P, Brijkumar J, Rautenberg T, George G, Johnson BA, Gandhi RT, Sunpath H, Marconi VC, Bwana MB, Siedner MJ

HIV medicine.. 2021 November 9 Epub 11/09/2021.

Resistance Testing for Management of HIV Virologic Failure in Sub-Saharan Africa : An Unblinded Randomized Controlled Trial.

Siedner MJ, Moosa MS, McCluskey S, Gilbert RF, Pillay S, Aturinda I, Ard K, Muyindike W, Musinguzi N, Masette G, Pillay M, Moodley P, Brijkumar J, Rautenberg T, George G, Gandhi RT, Johnson BA, Sunpath H, Bwana MB, Marconi VC

Annals of internal medicine.. 2021 October 26 Epub 10/26/2021.

Estimating mean potential outcome under adaptive treatment length strategies in continuous time.

Sun H, Ertefaie A, Johnson BA

Biometrics.. 2021 June 4 Epub 06/04/2021.

Evaluating the impact of antiretroviral and antiseizure medication interactions on treatment effectiveness among outpatient clinic attendees with HIV in Zambia.

Navis A, Dallah I, Mabeta C, Musukuma K, Siddiqi OK, Bositis CM, Koralnik IJ, Gelbard HA, Theodore WH, Okulicz JF, Johnson BA, Sikazwe I, Bearden DR, Birbeck GL

Epilepsia.. 2020 October 21 Epub 10/21/2020.

The role of data and safety monitoring boards in implementation trials: When are they justified?

Fiscella K, Sanders M, Holder T, Carroll JK, Luque A, Cassells A, Johnson BA, Williams SK, Tobin JN

Journal of clinical and translational science.. 2020 March 54 (3):229-232. Epub 03/05/2020.

Protocol paper: Stepped wedge cluster randomized trial translating the ABCS into optimizing cardiovascular care for people living with HIV.

Williams SK, Johnson BA, Tobin JN, Luque AE, Sanders M, Carroll JK, Cassells A, Holder T, Fiscella K

Progress in cardiovascular diseases.. 2020 February 5 Epub 02/05/2020.

The Impact of Concurrent Antiretroviral Therapy and MDR-TB Treatment on Adverse Events.

Smith JP, Gandhi NR, Shah NS, Mlisana K, Moodley P, Johnson BA, Allana S, Campbell A, Nelson KN, Master I, Brust JCM

Journal of acquired immune deficiency syndromes : JAIDS.. 2020 January 183 (1):47-55. Epub 1900 01 01.

Improved doubly robust estimation in marginal models for dynamic regimes.

Sun, H.; Ertefaie, A.; Lu, X.; Johnson, BA.

J. Casual Inference. 2020; .

Adaptive treatment length policies in continuous time

Sun, H.; Ertefaie, A.; Johnson, BA.

Biometrics. 2020; .

Outcome-wide individualized treatment strategies.

Ertefaie, A.; Johnson, BA.

Ertefaie A, Johnson BA. 2020; .

The Impact of Concurrent Antiretroviral Therapy and MDR-TB Treatment on Adverse Events

Smith, JP.; Gandhi, NR.; Shah, NS.; Mlisana, K.; Moodley, P.; Johnson, BA.; Allana, S.; Campbell, A.; Nelson, KN.; Master, I.; Brust, JCM.

Journal of Acquired Immune Deficiency Syndrome. 2020; 83(1): 47-55.

Comparative analyses of published cost e ectiveness models highlight critical considerations which are useful to inform development of new models.

Rautenberg, TA.; George, G.; Bwana, MB.; Moosa, MS.; Pillay, S.; McCluskey, SM.; Aturinda, I.; Ard, K.; Muyindike, W.; Moodley, P.; Brijku-mar, J.; Johnson, BA.; Gandhi, RT.; Sunpath, H.; Marconi, VC.; Siedner, MJ.

J. Medical Economics. 2020; .

Evaluating the impact of antiretroviral and antiepileptic medication interac-tions on ARV effectiveness: an exposure-control study among outpatient clinic attendees.

Navis, A.; Johnson, BA.; Bearden, D.; Birbeck, G.

Neurology. 2020; .

A packaged intervention to improve viral load monitoring within a deeply rural health district of South Africa. Challenges to improve viral load monitoring and completion within a deeply rural health district of South Africa

Brijkumar, J.; Zhao, Y.; Edwards, J.; Johnson, BA.; Moodley, P.; Pathan, K.; Pillay, S.; Pertab, S.; Castro, K.; Sunpath, H.; Kuritzkes, D.; Moosa, MYS.; Marconi, VC.

BMC Infectious Diseases. 2020; .

Vitamin D deficiency among older women with and without disability.

Semba, RD.; Garrett, E.; Johnson, BA.; Guralnik, JM.; Fried, LP.

American Journal of Clinical Nutrition. 2020; 72(6).

Data and safety monitoring boards for implementation trials: when are they justified?

Fiscella, K.; Sanders, M.; Holder, T.; Carroll, J.; Luque, A.; Cassells, A.; Johnson, BA.; Williams, SK.; Tobin, JN.

Fiscella K, Sanders M, Holder T, Carroll J, Luque A, Cassells A, Johnson BA, Williams SK, Tobin JN. 2020; .

The Impacts of Residential Location on the Risk of HIV Virologic Failure Among ART Users in Durban, South Africa.

Chen YN, Coker D, Kramer MR, Johnson BA, Wall KM, Ordóñez CE, McDaniel D, Edwards A, Hare AQ, Sunpath H, Marconi VC

AIDS and behavior.. 2019 September 23 (9):2558-2575. Epub 1900 01 01.

The HIV-Associated Neurocognitive Disorders in Zambia (HANDZ) Study: Protocol of a research program in pediatric HIV in sub-Saharan Africa

Adams, HR.; Mwanza-Kabaghe, S.; Mbewe, EG.; Kabundula, PP.; Potchen, MJ.; Maggirwar, S.; Johnson, BA.; Schifitto, G.; Gelbard, HA.; Birbeck, GL.; Bearden, DR.

Journal of HIV/AIDS and Infectious Diseases. 2019; .

Mortality & recurrent seizure risk after new-onset seizure in HIV-positive Zambian adults.

Elafros MA, Johnson BA, Siddiqi OK, Okulicz JF, Sikazwe I, Bositis CM, Potchen MJ, Koralnik IJ, Theodore WH, Kalungwana L, Birbeck GL

BMC neurology.. 2018 December 718 (1):201. Epub 12/07/2018.

Readmission Patterns During Long-Term Follow-Up After Left Ventricular Assist Device Implantation.

Vidula H, Kutyifa V, Johnson BA, Strawderman RL, Harrington D, Polonsky B, Papernov A, Alexis JD

The American journal of cardiology.. 2018 September 15122 (6):1021-1027. Epub 06/21/2018.

Monte Carlo methods for nonparametric regression with heteroscedastic measurement error.

McIntyre J, Johnson BA, Rappaport SM

Biometrics.. 2018 June 74 (2):498-505. Epub 09/15/2017.

Regularity of a renewal process estimated from binary data.

Rice JD, Strawderman RL, Johnson BA

Biometrics.. 2018 June 74 (2):566-574. Epub 10/09/2017.

Prospective analysis of bleeding events in left ventricular assist device patients.

Sherazi S, Kouides P, Francis C, Lowenstein CJ, Refaai M, Conley G, Johnson BA, Muchnik E, Lien S, Massey HT, Alexis JD

The International journal of artificial organs.. 2018 May 41 (5):269-276. Epub 03/22/2018.

Improved Survival and Cure Rates With Concurrent Treatment for Multidrug-Resistant Tuberculosis-Human Immunodeficiency Virus Coinfection in South Africa.

Brust JCM, Shah NS, Mlisana K, Moodley P, Allana S, Campbell A, Johnson BA, Master I, Mthiyane T, Lachman S, Larkan LM, Ning Y, Malik A, Smith JP, Gandhi NR

Clinical infectious diseases : an official publication of the Infectious Diseases Society of America.. 2018 April 366 (8):1246-1253. Epub 1900 01 01.

Modeling the rate of HIV testing from repeated binary data amidst potential never-testers.

Rice JD, Johnson BA, Strawderman RL

Biostatistics.. 2018 January 4 Epub 01/04/2018.

Prospective analysis of bleeding events in left ventricular assist device patients.

Sherazi, S.; Kouides, P.; Francis, C.; Lowenstein, CJ.; Refaai, M.; Conley, G.; Johnson, BA.; Muchnik, E.; Lien, S.; Massey, HT.; Alexis, JD.

International Journal of Artificial Organs. 2018; 41(5): 269-276.

Full Scope-of-Practice Regulation Is Associated With Higher Supply of Nurse Practitioners in Rural and Primary Care Health Professional Shortage Counties

Xue, Y.; Kannan, V.; Greener, E.; Smith, JA.; Brasch, J.; Johnson, BA.; Spetz, J.

J. Nursing Regulation. 2018; 25(6): 691-700.

The REVAMP trial to evaluate HIV resistance testing in sub-Saharan Africa: a case study in clinical trial design in resource limited settings to optimize effectiveness and cost effectiveness estimates.

Siedner MJ, Bwana MB, Moosa MS, Paul M, Pillay S, McCluskey S, Aturinda I, Ard K, Muyindike W, Moodley P, Brijkumar J, Rautenberg T, George G, Johnson B, Gandhi RT, Sunpath H, Marconi VC

HIV clinical trials.. 2017 July 18 (4):149-155. Epub 07/18/2017.

Nonparametric Two-Sample Tests of the Marginal Mark Distribution with Censored Marks.

Johnson BA

Scandinavian journal of statistics, theory and applications.. 2017 June 44 (2):545-562. Epub 02/16/2017.

Home-Based HIV Testing and Counseling for Male Couples (Project Nexus): A Protocol for a Randomized Controlled Trial.

Stephenson R, Freeland R, Sullivan SP, Riley E, Johnson BA, Mitchell J, McFarland D, Sullivan PS

JMIR research protocols.. 2017 May 306 (5):e101. Epub 05/30/2017.

Reactions to Testing HIV Negative: Measurement and Associations with Sexual Risk Behaviour Among Young MSM Who Recently Tested HIV Negative.

Feinstein BA, Johnson BA, Parsons JT, Mustanski B

AIDS and behavior.. 2017 May 21 (5):1467-1477. Epub 1900 01 01.

Effect of Gender on the Risk of Neurologic Events and Subsequent Outcomes in Patients With Left Ventricular Assist Devices.

Sherazi S, Kutyifa V, McNitt S, Papernov A, Hallinan W, Chen L, Storozynsky E, Johnson BA, Strawderman RL, Massey HT, Zareba W, Alexis JD

The American journal of cardiology.. 2017 January 15119 (2):297-301. Epub 10/07/2016.

Internet-Based HIV Prevention With At-Home Sexually Transmitted Infection Testing for Young Men Having Sex With Men: Study Protocol of a Randomized Controlled Trial of Keep It Up! 2.0.

Mustanski B, Madkins K, Greene GJ, Parsons JT, Johnson BA, Sullivan P, Bass M, Abel R

JMIR research protocols.. 2017 January 76 (1):e1. Epub 01/07/2017.

Risk Factors Associated With Repeated HIV Testing Among Internet-Using Men Who Have Sex With Men.

Johnson BA, McKenney J, Ricca AV, Rosenberg ES, Liu C, Sharma A, Sullivan PS

AIDS education and prevention : official publication of the International Society for AIDS Education.. 2016 December 28 (6):511-523. Epub 1900 01 01.

Hormonal Contraceptive Use Among HIV-Positive Women and HIV Transmission Risk to Male Partners, Zambia, 1994-2012.

Wall KM, Kilembe W, Vwalika B, Ravindhran P, Khu NH, Brill I, Chomba E, Johnson BA, Haddad LB, Tichacek A, Allen S

The Journal of infectious diseases.. 2016 October 1214 (7):1063-71. Epub 07/26/2016.

Patterns of Substitution Rate Variation at Many Nuclear Loci in Two Species Trios in the Brassicaceae Partitioned with ANOVA.

Braverman JM, Hamilton MB, Johnson BA

Journal of molecular evolution.. 2016 October 83 (3-4):97-109. Epub 09/03/2016.

Estimating the palliative effect of percutaneous endoscopic gastrostomy in an observational registry using principal stratification and generalized propensity scores.

Mishra-Kalyani PS, Johnson BA, Glass JD, Long Q

Scientific reports.. 2016 September 196 :33431. Epub 09/19/2016.

Model selection and inference for censored lifetime medical expenditures.

Johnson BA, Long Q, Huang Y, Chansky K, Redman M

Biometrics.. 2016 September 72 (3):731-41. Epub 12/21/2015.

Modeling clinical outcome using multiple correlated functional biomarkers: A Bayesian approach.

Long Q, Zhang X, Zhao Y, Johnson BA, Bostick RM

Statistical methods in medical research.. 2016 April 25 (2):520-37. Epub 10/14/2012.

Novel Predictors of Poor Retention Following a Down-Referral from a Hospital-Based Antiretroviral Therapy Program in South Africa.

Colasanti J, McDaniel D, Johnson B, Del Rio C, Sunpath H, Marconi VC

AIDS research and human retroviruses.. 2016 April 32 (4):357-63. Epub 12/09/2015.

Hierarchical Feature Selection Incorporating Known and Novel Biological Information: Identifying Genomic Features Related to Prostate Cancer Recurrence.

Zhao Y, Chung M, Johnson BA, Moreno CS, Long Q

Journal of the American Statistical Association.. 2016 111 (516):1427-1439. Epub 01/04/2017.

Religious Beliefs and Depression: Psychosocial Factors Affecting HIV Treatment Outcomes in South Africa.

John S, Kearns R, Johnson BA, Ordóñez CE, Wu B, Hare A, Wu P, Sullivan P, Sunpath H, Marconi VC

New voices in psychology.. 2016 12 (2):2-20. Epub 1900 01 01.

On Huberized calibration regression for censored medical cost data.

Johnson BA

Statistics in biosciences.. 2015 October 7 (2):367-378. Epub 03/04/2015.

Impact of Physician Scorecards on Emergency Department Resource Use, Quality, and Efficiency.

Jain S, Frank G, McCormick K, Wu B, Johnson BA

Pediatrics.. 2015 September 136 (3):e670-9. Epub 08/10/2015.

Variable selection in the presence of missing data: resampling and imputation.

Long Q, Johnson BA

Biostatistics.. 2015 July 16 (3):596-610. Epub 02/18/2015.

Hormonal contraception does not increase women's HIV acquisition risk in Zambian discordant couples, 1994-2012.

Wall KM, Kilembe W, Vwalika B, Htee Khu N, Brill I, Chomba E, Johnson BA, Haddad L, Tichacek A, Allen S

Contraception.. 2015 June 91 (6):480-7. Epub 02/21/2015.

Evaluating interventions to promote routine preventive screenings: a comparison of analytical outcomes.

Sharma A, Johnson BA, Sullivan PS

Contemporary clinical trials.. 2015 March 41 :152-9. Epub 01/29/2015.

Activated CD4+CCR5+ T cells in the rectum predict increased SIV acquisition in SIVGag/Tat-vaccinated rhesus macaques.

Carnathan DG, Wetzel KS, Yu J, Lee ST, Johnson BA, Paiardini M, Yan J, Morrow MP, Sardesai NY, Weiner DB, Ertl HC, Silvestri G

Proceedings of the National Academy of Sciences of the United States of America.. 2015 January 13112 (2):518-23. Epub 12/30/2014.

Spatially resolved estimation of ozone-related mortality in the United States under two Representative Concentration Pathways (RCPs) and their uncertainty.

Kim YM, Zhou Y, Gao Y, Fu JS, Johnson BA, Huang C, Liu Y

Climatic change.. 2015 January 1128 (1-2):71-84. Epub 1900 01 01.

Gender-specific risk factors for virologic failure in KwaZulu-Natal: automobile ownership and financial insecurity.

Hare AQ, Ordóñez CE, Johnson BA, Del Rio C, Kearns RA, Wu B, Hampton J, Wu P, Sunpath H, Marconi VC

AIDS and behavior.. 2014 November 18 (11):2219-29. Epub 1900 01 01.

Global transcriptome analysis of formalin-fixed prostate cancer specimens identifies biomarkers of disease recurrence.

Long Q, Xu J, Osunkoya AO, Sannigrahi S, Johnson BA, Zhou W, Gillespie T, Park JY, Nam RK, Sugar L, Stanimirovic A, Seth AK, Petros JA, Moreno CS

Cancer research.. 2014 June 1574 (12):3228-37. Epub 04/08/2014.

The time trend temperature-mortality as a factor of uncertainty analysis of impacts of future heat waves: Wu et al. respond.

Wu J, Zhou Y, Gao Y, Fu JS, Johnson BA, Huang C, Kim YM, Liu Y

Environmental health perspectives.. 2014 May 122 (5):A118-9. Epub 1900 01 01.

Estimation and uncertainty analysis of impacts of future heat waves on mortality in the eastern United States.

Wu J, Zhou Y, Gao Y, Fu JS, Johnson BA, Huang C, Kim YM, Liu Y

Environmental health perspectives.. 2014 January 122 (1):10-6. Epub 11/06/2013.

Healthcare provider intervention on smoking and quit attempts among HIV-positive versus HIV-negative MSM smokers in Chengdu, China.

Berg CJ, Nehl EJ, Wang X, Ding Y, He N, Johnson BA, Wong FY

AIDS care.. 2014 26 (9):1201-7. Epub 03/07/2014.

The combination of pill count and self-reported adherence is a strong predictor of first-line ART failure for adults in South Africa.

Wu P, Johnson BA, Nachega JB, Wu B, Ordonez CE, Hare AQ, Kearns R, Murphy R, Sunpath H, Marconi VC

Current HIV research.. 2014 12 (5):366-75. Epub 1900 01 01.

Early warning indicators for first-line virologic failure independent of adherence measures in a South African urban clinic.

Marconi VC, Wu B, Hampton J, Ordóñez CE, Johnson BA, Singh D, John S, Gordon M, Hare A, Murphy R, Nachega J, Kuritzkes DR, del Rio C, Sunpath H,

AIDS patient care and STDs.. 2013 December 27 (12):657-68. Epub 1900 01 01.

A Tutorial on Rank-based Coefficient Estimation for Censored Data in Small- and Large-Scale Problems.

Chung M, Long Q, Johnson BA

Statistics and computing.. 2013 September 123 (5):601-614. Epub 1900 01 01.

Modeling clinical endpoints as a function of time of switch to second-line ART with incomplete data on switching times.

Johnson BA, Ribaudo H, Gulick RM, Eron JJ

Biometrics.. 2013 September 69 (3):732-40. Epub 07/17/2013.

Enhancing retention of an Internet-based cohort study of men who have sex with men (MSM) via text messaging: randomized controlled trial.

Khosropour CM, Johnson BA, Ricca AV, Sullivan PS

Journal of medical Internet research.. 2013 August 2715 (8):e194. Epub 08/27/2013.

Exhaled breath condensate formate after inhaled allergen provocation in atopic asthmatics in vivo.

Greenwald R, Johnson BA, Hoskins A, Dworski R

The Journal of asthma : official journal of the Association for the Care of Asthma.. 2013 August 50 (6):619-22. Epub 04/10/2013.

Prognosis and epidemiology of amyotrophic lateral sclerosis: Analysis of a clinic population, 1997-2011.

Traxinger K, Kelly C, Johnson BA, Lyles RH, Glass JD

Neurology. Clinical practice.. 2013 August 3 (4):313-320. Epub 1900 01 01.

Ignoring and adding errors do not improve the science.

Rappaport SM, Johnson BA, Bois FY, Kupper LL, Kim S, Thomas R

Carcinogenesis.. 2013 July 34 (7):1689-91. Epub 03/25/2013.

Associations between urban air pollution and pediatric asthma control in El Paso, Texas.

Zora JE, Sarnat SE, Raysoni AU, Johnson BA, Li WW, Greenwald R, Holguin F, Stock TH, Sarnat JA

The Science of the total environment.. 2013 March 15448 :56-65. Epub 01/09/2013.

Low-dose metabolism of benzene in humans: science and obfuscation.

Rappaport SM, Kim S, Thomas R, Johnson BA, Bois FY, Kupper LL

Carcinogenesis.. 2013 January 34 (1):2-9. Epub 12/07/2012.

Deletion of specific immune-modulatory genes from modified vaccinia virus Ankara-based HIV vaccines engenders improved immunogenicity in rhesus macaques.

Garber DA, O'Mara LA, Gangadhara S, McQuoid M, Zhang X, Zheng R, Gill K, Verma M, Yu T, Johnson B, Li B, Derdeyn CA, Ibegbu C, Altman JD, Hunter E, Feinberg MB

Journal of virology.. 2012 December 86 (23):12605-15. Epub 09/12/2012.

Commensurate Priors for Incorporating Historical Information in Clinical Trials Using General and Generalized Linear Models.

Hobbs BP, Sargent DJ, Carlin BP

Bayesian analysis.. 2012 August 287 (3):639-674. Epub 1900 01 01.

High rate of K65R for antiretroviral therapy-naive patients with subtype C HIV infection failing a tenofovir-containing first-line regimen.

Sunpath H, Wu B, Gordon M, Hampton J, Johnson B, Moosa MY, Ordonez C, Kuritzkes DR, Marconi VC

AIDS.. 2012 August 2426 (13):1679-84. Epub 1900 01 01.

Air pollution and acute respiratory response in a panel of asthmatic children along the U.S.-Mexico border.

Sarnat SE, Raysoni AU, Li WW, Holguin F, Johnson BA, Flores Luevano S, Garcia JH, Sarnat JA

Environmental health perspectives.. 2012 March 120 (3):437-44. Epub 09/06/2011.

Associations between source-indicative pollution metrics and increases in pulmonary inflammation and reduced lung function in a panel of asthmatic children

Greenwald, R.; Sarnat, JA.; Li, WW.; Raysoni, AU.; Johnson, BA.; Sarnat, SE.; Stock, TH.; Holguin, F.; Montoya-Sosa, T.

Air Quality, Atmosphere, and Health. 2012; 6: 487-499.

Evaluating the Effect of Early Versus Late ARV Regimen Change if Failure on an Initial Regimen: Results From the AIDS Clinical Trials Group Study A5095.

Li L, Eron JJ, Ribaudo H, Gulick RM, Johnson BA

Journal of the American Statistical Association.. 2012 107 (498):542-554. Epub 07/24/2012.

On path restoration for censored outcomes.

Johnson BA, Long Q, Chung M

Biometrics.. 2011 December 67 (4):1379-88. Epub 04/02/2011.

Risk Prediction for Prostate Cancer Recurrence Through Regularized Estimation with Simultaneous Adjustment for Nonlinear Clinical Effects.

Long Q, Chung M, Moreno CS, Johnson BA

The annals of applied statistics.. 2011 September 15 (3):2003-2023. Epub 1900 01 01.

Protein-coding and microRNA biomarkers of recurrence of prostate cancer following radical prostatectomy.

Long Q, Johnson BA, Osunkoya AO, Lai YH, Zhou W, Abramovitz M, Xia M, Bouzyk MB, Nam RK, Sugar L, Stanimirovic A, Williams DJ, Leyland-Jones BR, Seth AK, Petros JA, Moreno CS

The American journal of pathology.. 2011 July 179 (1):46-54. Epub 05/03/2011.

Survival ensembles by the sum of pairwise differences with application to lung cancer microarray studies.

Johnson BA, Long Q

The annals of applied statistics.. 2011 June 15 (2A):1081-1101. Epub 1900 01 01.

Robust estimation of area under ROC curve using auxiliary variables in the presence of missing biomarker values.

Long Q, Zhang X, Johnson BA

Biometrics.. 2011 June 67 (2):559-67. Epub 09/03/2010.

Characterization of Traffic Related Air Pollution in Elementary Schools and its Impact on Asthmatic Children in El Paso, Texas

Li, WW.; Sarnat, JA.; Raysoni, AU.; Sarnat, SE.; Stock, TH.; Holguin, F.; Greenwald, R.; Olvera, HA.; Johnson, BA.

Mickey Leland National Urban Air Toxics Research Center. 2011; .

Physician practice variation in the pediatric emergency department and its impact on resource use and quality of care.

Jain S, Elon LK, Johnson BA, Frank G, Deguzman M

Pediatric emergency care.. 2010 December 26 (12):902-8. Epub 1900 01 01.

The proneural molecular signature is enriched in oligodendrogliomas and predicts improved survival among diffuse gliomas.

Cooper LA, Gutman DA, Long Q, Johnson BA, Cholleti SR, Kurc T, Saltz JH, Brat DJ, Moreno CS

PloS one.. 2010 September 35 (9):e12548. Epub 09/03/2010.

On lasso for censored data

Johnson, BA.

Electronic Journal of Statistics. 2009; 3: 485-506.

Penalized Estimating Functions and Variable Selection in Semiparametric Regression Models.

Johnson BA, Lin DY, Zeng D

Journal of the American Statistical Association.. 2008 June 1103 (482):672-680. Epub 1900 01 01.

Treatment-competing events in dynamic regimes.

Johnson BA

Lifetime data analysis.. 2008 June 14 (2):196-215. Epub 1900 01 01.

Variable selection in semiparametric linear regression with censored data

Johnson, BA.

Journal of the Royal Statistical Society, Series B. 2008; : 351-370.

Statistical models for exposure-biomarker relationships with measurement error and censoring.

Taylor, DJ.; Kupper, LL.; Johnson, BA.; Kim, S.; Rappaport, SM.

Journal of Agricultural, Biological, and Environmental Statistics. 2008; 13: 367-387.

Genetic polymorphisms and benzene metabolism in humans exposed to a wide range of air concentrations.

Kim S, Lan Q, Waidyanatha S, Chanock S, Johnson BA, Vermeulen R, Smith MT, Zhang L, Li G, Shen M, Yin S, Rothman N, Rappaport SM

Pharmacogenetics and genomics.. 2007 October 17 (10):789-801. Epub 1900 01 01.

On modelling metabolism-based biomarkers of exposure: a comparative analysis of nonlinear models with few repeated measurements.

Johnson BA, Rappaport SM

Statistics in medicine.. 2007 April 3026 (9):1901-19. Epub 1900 01 01.

Rank-based variable selection

Johnson, BA.

Journal of Nonparametric Statistics. 2007; 20: 241-252.

Structured measurement error in nutritional epidemiology: applications in the Pregnancy, Infection, and Nutrition (PIN) Study.

Johnson BA, Herring AH, Ibrahim JG, Siega-Riz AM

Journal of the American Statistical Association.. 2007 102 (479):856-866. Epub 1900 01 01.

Modeling human metabolism of benzene following occupational and environmental exposures.

Kim S, Vermeulen R, Waidyanatha S, Johnson BA, Lan Q, Smith MT, Zhang L, Li G, Shen M, Yin S, Rothman N, Rappaport SM

Cancer epidemiology, biomarkers & prevention : a publication of the American Association for Cancer Research, cosponsored by the American Society of Preventive Oncology.. 2006 November 15 (11):2246-52. Epub 1900 01 01.

Using urinary biomarkers to elucidate dose-related patterns of human benzene metabolism.

Kim S, Vermeulen R, Waidyanatha S, Johnson BA, Lan Q, Rothman N, Smith MT, Zhang L, Li G, Shen M, Yin S, Rappaport SM

Carcinogenesis.. 2006 April 27 (4):772-81. Epub 12/08/2005.

A note on the use of kernel functions in weighted estimators.

Johnson, BA.; Boos, DD.

Statisticsand Probability Letters. 2005; : 345-355.

Semiparametric inference in observational duration-response studies, with duration possibly right-censored

Johnson, BA.; Tsiatis, A.A.

Biometrika. 2005; 92(3): 605-618.

Modeling exposure-biomarker relationships: Applications of linear and nonlinear toxicokinetics

Johnson, BA,; Kupper, LL.; Taylor, DJ.; Rappaport, SM.

Journal of Agricultural, Biological, Environmental Statistics. 2005; 10: 440-459.

Optimal duration of eptifibatide infusion in percutaneous coronary intervention (an ESPRIT substudy).

Rebeiz AG, Dery JP, Tsiatis AA, O'shea JC, Johnson BA, Hellkamp AS, Pieper KS, Gilchrist IC, Slater J, Muhlestein JB, Joseph D, Kitt MM, Tcheng JE,

The American journal of cardiology.. 2004 October 194 (7):926-9. Epub 1900 01 01.

Air levels of carcinogenic polycyclic aromatic hydrocarbons after the World Trade Center disaster.

Pleil JD, Vette AF, Johnson BA, Rappaport SM

Proceedings of the National Academy of Sciences of the United States of America.. 2004 August 10101 (32):11685-8. Epub 07/27/2004.

Predictors of health resource use by disabled older female Medicare beneficiaries living in the community.

Weiner M, Fan MY, Johnson BA, Kasper JD, Anderson GF, Fried LP

Journal of the American Geriatrics Society.. 2003 March 51 (3):371-9. Epub 1900 01 01.

Books

Quantitative Methods for HIV/AIDS Research (2016)

Chapter: Statistical tests of regularity among groups with HIV self-test data

Authors: Rice, J.; Strawderman, RL.; Johnson, BA.

Publisher: Chapman & Hall 2016

Statistical Causal Inferences and Their Applications in Public Health Research (2015)

Chapter: Causal ensembles for evaluating the e ect of delayed switch to second-line antiretroviral regimens

Authors: Li, L.; Johnson, BA.

Publisher: Springer 2015

Advances in Statistical Bioinformatics: Models and Integrative Inference for High-Throughput Data eds (2013)

Chapter: Regularization techniques for highly correlated gene expression data with unknown group structure.

Authors: Johnson BA.

Publisher: Cambridge University Press 2013