Works by Steingrimsson, Jon A.

Results: 50

Robust estimation of loss‐based measures of model performance under covariate shift.

Published in:

Canadian Journal of Statistics, 2024, v. 52, n. 4, p. 1, doi. 10.1002/cjs.11815

By:

Morrison, Samantha;
Gatsonis, Constantine;
Dahabreh, Issa J.;
Li, Bing;
Steingrimsson, Jon A.

Publication type:

Article

Characterising patterns of alcohol use among heavy drinkers: A cluster analysis utilising alcohol biosensor data.

Published in:

2021

By:

Gunn, Rachel L.;
Steingrimsson, Jon A.;
Merrill, Jennifer E.;
Souza, Timothy;
Barnett, Nancy

Publication type:

journal article

Estimating Subgroup Effects in Generalizability and Transportability Analyses.

Published in:

American Journal of Epidemiology, 2024, v. 193, n. 1, p. 149, doi. 10.1093/aje/kwac036

By:

Robertson, Sarah E;
Steingrimsson, Jon A;
Joyce, Nina R;
Stuart, Elizabeth A;
Dahabreh, Issa J

Publication type:

Article

Transporting a Prediction Model for Use in a New Target Population.

Published in:

American Journal of Epidemiology, 2023, v. 192, n. 11, p. 1845, doi. 10.1093/aje/kwac128

By:

Steingrimsson, Jon A;
Gatsonis, Constantine;
Li, Bing;
Dahabreh, Issa J

Publication type:

Article

Predicting Seasonal Influenza Hospitalizations Using an Ensemble Super Learner: A Simulation Study.

Published in:

American Journal of Epidemiology, 2023, v. 192, n. 10, p. 1688, doi. 10.1093/aje/kwad113

By:

Gantenberg, Jason R;
McConeghy, Kevin W;
Howe, Chanelle J;
Steingrimsson, Jon;
Aalst, Robertus van;
Chit, Ayman;
Zullo, Andrew R

Publication type:

Article

Transporting a Prediction Model for Use in a New Target Population.

Published in:

American Journal of Epidemiology, 2023, v. 192, n. 2, p. 296, doi. 10.1093/aje/kwac128

By:

Steingrimsson, Jon A;
Gatsonis, Constantine;
Li, Bing;
Dahabreh, Issa J

Publication type:

Article

RE: USING NUMERICAL METHODS TO DESIGN SIMULATIONS: REVISITING THE BALANCING INTERCEPT.

Published in:

2022

By:

Robertson, Sarah E;
Steingrimsson, Jon A;
Dahabreh, Issa J

Publication type:

Letter to the Editor

Using Numerical Methods to Design Simulations: Revisiting the Balancing Intercept.

Published in:

American Journal of Epidemiology, 2022, v. 191, n. 7, p. 1283, doi. 10.1093/aje/kwab264

By:

Robertson, Sarah E;
Steingrimsson, Jon A;
Dahabreh, Issa J

Publication type:

Article

Empirical comparison of analytical approaches for identifying molecular HIV-1 clusters.

Published in:

Scientific Reports, 2020, v. 10, n. 1, p. N.PAG, doi. 10.1038/s41598-020-75560-1

By:

Novitsky, Vlad;
Steingrimsson, Jon A.;
Howison, Mark;
Gillani, Fizza S.;
Li, Yuanning;
Manne, Akarsh;
Fulton, John;
Spence, Matthew;
Parillo, Zoanne;
Marak, Theodore;
Chan, Philip A.;
Bertrand, Thomas;
Bandy, Utpala;
Alexander-Scott, Nicole;
Dunn, Casey W.;
Hogan, Joseph;
Kantor, Rami

Publication type:

Article

Censoring Unbiased Regression Trees and Ensembles.

Published in:

Journal of the American Statistical Association, 2019, v. 114, n. 525, p. 370, doi. 10.1080/01621459.2017.1407775

By:

Steingrimsson, Jon Arni;
Diao, Liqun;
Strawderman, Robert L.

Publication type:

Article

Estimation in the Semiparametric Accelerated Failure Time Model With Missing Covariates: Improving Efficiency Through Augmentation.

Published in:

Journal of the American Statistical Association, 2017, v. 112, n. 519, p. 1221, doi. 10.1080/01621459.2016.1205500

By:

Steingrimsson, Jon Arni;
Strawderman, Robert L.

Publication type:

Article

Deep learning for survival outcomes.

Published in:

2020

By:

Steingrimsson, Jon Arni;
Morrison, Samantha

Publication type:

journal article

Extending inferences from a randomized trial to a new target population.

Published in:

2020

By:

Dahabreh, Issa J.;
Robertson, Sarah E.;
Steingrimsson, Jon A.;
Stuart, Elizabeth A.;
Hernán, Miguel A.

Publication type:

journal article

Subgroup identification using covariate-adjusted interaction trees.

Published in:

2019

By:

Steingrimsson, Jon Arni;
Yang, Jiabei

Publication type:

journal article

Doubly robust survival trees.

Published in:

2016

By:

Steingrimsson, Jon Arni;
Diao, Liqun;
Molinaro, Annette M.;
Strawderman, Robert L.

Publication type:

journal article

Acquired Human Immunodeficiency Virus Type 1 Drug Resistance in Rhode Island, USA, 2004–2021.

Published in:

Journal of Infectious Diseases, 2024, v. 230, n. 6, p. 1422, doi. 10.1093/infdis/jiae344

By:

Aung, Su;
Novitsky, Vlad;
Steingrimsson, Jon;
Gillani, Fizza S;
Howison, Mark;
Nagel, Katherine;
Solomon, Matthew;
Bertrand, Thomas;
Bhattarai, Lila;
Fulton, John;
Bandy, Utpala;
Kantor, Rami

Publication type:

Article

Prospective Evaluation of Routine Statewide Integration of Molecular Epidemiology and Contact Tracing to Disrupt Human Immunodeficiency Virus Transmission.

Published in:

Open Forum Infectious Diseases, 2024, v. 11, n. 10, p. 1, doi. 10.1093/ofid/ofae599

By:

Kantor, Rami;
Steingrimsson, Jon;
Fulton, John;
Novitsky, Vladimir;
Howison, Mark;
Gillani, Fizza;
Bhattarai, Lila;
MacAskill, Meghan;
Hague, Joel;
Guang, August;
Khanna, Aditya;
Dunn, Casey;
Hogan, Joseph;
Bertrand, Thomas;
Bandy, Utpala

Publication type:

Article

NOT ALL CLUSTERS ARE EQUAL: STATEWIDE MOLECULAR HIV CLUSTER DYNAMICS IN RHODE ISLAND.

Published in:

Topics in Antiviral Medicine, 2023, v. 31, n. 2, p. 341

By:

Novitsky, Vlad;
Steingrimsson, Jon A.;
Howison, Mark;
Dunn, Casey;
Gillani, Fizza;
Fulton, John;
Bertrand, Thomas;
Howe, Katharine;
Bhattarai, Lila;
Ronquillo, Guillermo;
Macaskill, Meghan;
Bandy, Utpala;
Hogan, Joseph W.;
Kantor, Rami

Publication type:

Article

DISCOVERING SUBGROUPS WITH LARGER WEIGHT GAIN WHEN TAKING DOLUTEGRAVIR.

Published in:

Topics in Antiviral Medicine, 2023, v. 31, n. 2, p. 280

By:

Yang, Jiabei;
Mwangi, Ann W.;
Kantor, Rami;
Dahabreh, Issa J.;
Nyambura, Monicah;
Delong, Allison;
Hogan, Joseph W.;
Steingrimsson, Jon A.

Publication type:

Article

STATEWIDE TRENDS OF ACQUIRED HIV-1 DRUG RESISTANCE IN RHODE ISLAND: 2004-2021.

Published in:

Topics in Antiviral Medicine, 2023, v. 31, n. 2, p. 230

By:

Su Aung;
Novitsky, Vlad;
Steingrimsson, Jon A.;
Gillani, Fizza;
Howison, Mark;
Nagel, Katherine;
Solomon, Matthew;
Bertrand, Thomas;
Howe, Katharine;
Bhattarai, Lila;
Fulton, John;
Bandy, Utpala;
Hogan, Joseph W.;
Kantor, Rami

Publication type:

Article

Comparison of Low-Value Care Among Commercial and Medicaid Enrollees.

Published in:

JGIM: Journal of General Internal Medicine, 2023, v. 38, n. 4, p. 954, doi. 10.1007/s11606-022-07823-8

By:

Ellison, Jacqueline E.;
Kumar, Soryan;
Steingrimsson, Jon A.;
Adhikari, Deepak;
Charlesworth, Christina J.;
McConnell, K. John;
Trivedi, Amal N.;
Trikalinos, Thomas A.;
Forbes, Shaun P.;
Panagiotou, Orestis A.

Publication type:

Article

Machine Learning to Develop and Internally Validate a Predictive Model for Post-operative Delirium in a Prospective, Observational Clinical Cohort Study of Older Surgical Patients.

Published in:

2021

By:

Racine, Annie M.;
Tommet, Douglas;
D'Aquila, Madeline L.;
Fong, Tamara G.;
Gou, Yun;
Tabloski, Patricia A.;
Metzger, Eran D.;
Hshieh, Tammy T.;
Schmitt, Eva M.;
Vasunilashorn, Sarinnapha M.;
Kunze, Lisa;
Vlassakov, Kamen;
Abdeen, Ayesha;
Lange, Jeffrey;
Earp, Brandon;
Dickerson, Bradford C.;
Marcantonio, Edward R.;
Steingrimsson, Jon;
Travison, Thomas G.;
Inouye, Sharon K.

Publication type:

journal article

A Bayesian framework for causal analysis of recurrent events with timing misalignment.

Published in:

Biometrics, 2024, v. 80, n. 4, p. 1, doi. 10.1093/biomtc/ujae145

By:

Oganisian, Arman;
Girard, Anthony;
Steingrimsson, Jon A;
Moyo, Patience

Publication type:

Article

Sensitivity analysis for studies transporting prediction models.

Published in:

Biometrics, 2024, v. 80, n. 4, p. 1, doi. 10.1093/biomtc/ujae129

By:

Steingrimsson, Jon A;
Robertson, Sarah E;
Voter, Sarah;
Dahabreh, Issa J

Publication type:

Article

Estimating the area under the ROC curve when transporting a prediction model to a target population.

Published in:

Biometrics, 2023, v. 79, n. 3, p. 2382, doi. 10.1111/biom.13796

By:

Li, Bing;
Gatsonis, Constantine;
Dahabreh, Issa J.;
Steingrimsson, Jon A.

Publication type:

Article

Efficient and robust methods for causally interpretable meta‐analysis: Transporting inferences from multiple randomized trials to a target population.

Published in:

Biometrics, 2023, v. 79, n. 2, p. 1057, doi. 10.1111/biom.13716

By:

Dahabreh, Issa J.;
Robertson, Sarah E.;
Petito, Lucia C.;
Hernán, Miguel A.;
Steingrimsson, Jon A.

Publication type:

Article

Personalized Risk Prediction in Clinical Oncology Research: Applications and Practical Issues Using Survival Trees and Random Forests.

Published in:

Journal of Biopharmaceutical Statistics, 2018, v. 28, n. 2, p. 333, doi. 10.1080/10543406.2017.1377730

By:

Hu, Chen;
Steingrimsson, Jon Arni

Publication type:

Article

Cluster Randomized Trials Designed to Support Generalizable Inferences.

Published in:

Evaluation Review, 2024, v. 48, n. 6, p. 1088, doi. 10.1177/0193841X231169557

By:

Robertson, Sarah E.;
Steingrimsson, Jon A.;
Dahabreh, Issa J.

Publication type:

Article

Experience in diverting and containing lava flow by barriers constructed from in situ material during the 2021 Geldingardalir volcanic eruption.

Published in:

Bulletin of Volcanology, 2025, v. 87, n. 4, p. 1, doi. 10.1007/s00445-025-01806-3

By:

Sigtryggsdóttir, Fjóla G.;
Hrafnsdóttir, Hörn;
Steingrímsson, Jón Haukur;
Guðmundsson, Ari

Publication type:

Article

Impact of Alternate b -Value Combinations and Metrics on the Predictive Performance and Repeatability of Diffusion-Weighted MRI in Breast Cancer Treatment: Results from the ECOG-ACRIN A6698 Trial.

Published in:

Tomography: A Journal for Imaging Research, 2022, v. 8, n. 2, p. 701, doi. 10.3390/tomography8020058

By:

Partridge, Savannah C.;
Steingrimsson, Jon;
Newitt, David C.;
Gibbs, Jessica E.;
Marques, Helga S.;
Bolan, Patrick J.;
Boss, Michael A.;
Chenevert, Thomas L.;
Rosen, Mark A.;
Hylton, Nola M.

Publication type:

Article

Comparing Lung Cancer Screening Strategies in a Nationally Representative US Population Using Transportability Methods for the National Lung Cancer Screening Trial.

Published in:

JAMA Network Open, 2024, v. 7, n. 1, p. e2346295, doi. 10.1001/jamanetworkopen.2023.46295

By:

Robertson, Sarah E.;
Joyce, Nina R.;
Steingrimsson, Jon A.;
Stuart, Elizabeth A.;
Aberle, Denise R.;
Gatsonis, Constantine A.;
Dahabreh, Issa J.

Publication type:

Article

Addressing Systematic Missing Data in the Context of Causally Interpretable Meta-analysis.

Published in:

Prevention Science, 2023, v. 24, n. 8, p. 1648, doi. 10.1007/s11121-023-01586-2

By:

Barker, David H.;
Bie, Ruofan;
Steingrimsson, Jon A.

Publication type:

Article

Causally Interpretable Meta-analysis: Application in Adolescent HIV Prevention.

Published in:

Prevention Science, 2022, v. 23, n. 3, p. 403, doi. 10.1007/s11121-021-01270-3

By:

Barker, David H.;
Dahabreh, Issa J.;
Steingrimsson, Jon A.;
Houck, Christopher;
Donenberg, Geri;
DiClemente, Ralph;
Brown, Larry K.

Publication type:

Article

Statewide Longitudinal Trends in Transmitted HIV-1 Drug Resistance in Rhode Island, USA.

Published in:

Open Forum Infectious Diseases, 2022, v. 9, n. 1, p. 1, doi. 10.1093/ofid/ofab587

By:

Novitsky, Vlad;
Steingrimsson, Jon;
Gillani, Fizza S;
Howison, Mark;
Aung, Su;
Solomon, Matthew;
Won, Cindy Y;
Brotherton, Amy;
Shah, Rajeev;
Dunn, Casey;
Fulton, John;
Bertrand, Thomas;
Civitarese, Anna;
Howe, Katharine;
Marak, Theodore;
Chan, Philip;
Bandy, Utpala;
Alexander-Scott, Nicole;
Hogan, Joseph;
Kantor, Rami

Publication type:

Article

Learning about treatment effects in a new target population under transportability assumptions for relative effect measures.

Published in:

European Journal of Epidemiology, 2024, v. 39, n. 9, p. 957, doi. 10.1007/s10654-023-01067-4

By:

Dahabreh, Issa J.;
Robertson, Sarah E.;
Steingrimsson, Jon A.

Publication type:

Article

Regression-based estimation of heterogeneous treatment effects when extending inferences from a randomized trial to a target population.

Published in:

European Journal of Epidemiology, 2023, v. 38, n. 2, p. 123, doi. 10.1007/s10654-022-00901-5

By:

Robertson, Sarah E.;
Steingrimsson, Jon A.;
Dahabreh, Issa J.

Publication type:

Article

Survival analysis using deep learning with medical imaging.

Published in:

International Journal of Biostatistics, 2024, v. 20, n. 1, p. 1, doi. 10.1515/ijb-2022-0113

By:

Morrison, Samantha;
Gatsonis, Constantine;
Eloyan, Ani;
Steingrimsson, Jon Arni

Publication type:

Article

Tree-based subgroup discovery using electronic health record data: heterogeneity of treatment effects for DTG-containing therapies.

Published in:

Biostatistics, 2024, v. 25, n. 2, p. 323, doi. 10.1093/biostatistics/kxad014

By:

Yang, Jiabei;
Mwangi, Ann W;
Kantor, Rami;
Dahabreh, Issa J;
Nyambura, Monicah;
Delong, Allison;
Hogan, Joseph W;
Steingrimsson, Jon A

Publication type:

Article

Systematically missing data in causally interpretable meta-analysis.

Published in:

Biostatistics, 2024, v. 25, n. 2, p. 289, doi. 10.1093/biostatistics/kxad006

By:

Steingrimsson, Jon A;
Barker, David H;
Bie, Ruofan;
Dahabreh, Issa J

Publication type:

Article

Extending prediction models for use in a new target population with failure time outcomes.

Published in:

Biostatistics, 2023, v. 24, n. 3, p. 728, doi. 10.1093/biostatistics/kxac011

By:

Steingrimsson, Jon A

Publication type:

Article

Optimized adaptive enrichment designs for three-arm trials: learning which subpopulations benefit from different treatments.

Published in:

2021

By:

Steingrimsson, Jon Arni;
Betz, Joshua;
Qian, Tianchen;
Rosenblum, Michael

Publication type:

journal article

Development and internal validation of a predictive model of cognitive decline 36 months following elective surgery.

Published in:

Alzheimer's & Dementia: Diagnosis, Assessment & Disease Monitoring, 2021, v. 13, n. 1, p. 1, doi. 10.1002/dad2.12201

By:

Jones, Richard N.;
Tommet, Douglas;
Steingrimsson, Jon;
Racine, Annie M.;
Fong, Tamara G.;
Gou, Yun;
Hshieh, Tammy T.;
Metzger, Eran D.;
Schmitt, Eva M.;
Tabloski, Patricia A.;
Travison, Thomas G.;
Vasunilashorn, Sarinnapha M.;
Abdeen, Ayesha;
Earp, Brandon;
Kunze, Lisa;
Lange, Jeffrey;
Vlassakov, Kamen;
Dickerson, Bradford C.;
Marcantonio, Edward R.;
Inouye, Sharon K.

Publication type:

Article

Self-rated health and socio-economic status among older adults in Northern Iceland.

Published in:

International Journal of Circumpolar Health, 2019, v. 78, n. 1, p. 1, doi. 10.1080/22423982.2019.1697476

By:

Sigurdardottir, Arun K.;
Kristófersson, Gísli Kort;
Gústafsdóttir, Sonja Stelly;
Sigurdsson, Stefan B;
Arnadottir, Solveig A.;
Steingrimsson, Jon Arni;
Gunnarsdóttir, Elín Díanna

Publication type:

Article

Limited Short-Term Evolution of SARS-CoV-2 RNA-Dependent RNA Polymerase under Remdesivir Exposure in Upper Respiratory Compartments.

Published in:

Viruses (1999-4915), 2024, v. 16, n. 10, p. 1511, doi. 10.3390/v16101511

By:

Novitsky, Vladimir;
Beckwith, Curt G.;
Carpenter-Azevedo, Kristin;
Shin, Jimin;
Hague, Joel;
Sam, Soya;
Steingrimsson, Jon;
Huard, Richard C.;
Lethbridge, Kevin;
Sahu, Sujata;
Rapoza, Kim;
Chandran, Karen;
Bazerman, Lauri;
Hipolito, Evelyn;
Diaz, Isabella;
Carnevale, Daniella;
Guang, August;
Gillani, Fizza;
Caliendo, Angela M.;
Kantor, Rami

Publication type:

Article

An Automated Bioinformatics Pipeline Informing Near-Real-Time Public Health Responses to New HIV Diagnoses in a Statewide HIV Epidemic.

Published in:

Viruses (1999-4915), 2023, v. 15, n. 3, p. 737, doi. 10.3390/v15030737

By:

Howison, Mark;
Gillani, Fizza S.;
Novitsky, Vlad;
Steingrimsson, Jon A.;
Fulton, John;
Bertrand, Thomas;
Howe, Katharine;
Civitarese, Anna;
Bhattarai, Lila;
MacAskill, Meghan;
Ronquillo, Guillermo;
Hague, Joel;
Dunn, Casey W.;
Bandy, Utpala;
Hogan, Joseph W.;
Kantor, Rami

Publication type:

Article

Global sensitivity analysis of randomized trials with nonmonotone missing binary outcomes: Application to studies of substance use disorders.

Published in:

Biometrics, 2022, v. 78, n. 2, p. 649, doi. 10.1111/biom.13455

By:

Scharfstein, Daniel O.;
Steingrimsson, Jon;
McDermott, Aidan;
Wang, Chenguang;
Ray, Souvik;
Campbell, Aimee;
Nunes, Edward;
Matthews, Abigail

Publication type:

Article

Causal interaction trees: Finding subgroups with heterogeneous treatment effects in observational data.

Published in:

Biometrics, 2022, v. 78, n. 2, p. 624, doi. 10.1111/biom.13432

By:

Yang, Jiabei;
Dahabreh, Issa J.;
Steingrimsson, Jon A.

Publication type:

Article

Role of calibration in uncertainty-based referral for deep learning.

Published in:

Statistical Methods in Medical Research, 2023, v. 32, n. 5, p. 927, doi. 10.1177/09622802231158811

By:

Zhang, Ruotao;
Gatsonis, Constantine;
Steingrimsson, Jon Arni

Publication type:

Article

Challenges in evaluating the use of viral sequence data to identify HIV transmission networks for public health.

Published in:

Statistical Communications in Infectious Diseases, 2020, v. 12, p. 1, doi. 10.1515/scid-2019-0019

By:

Kantor, Rami;
Fulton, John P.;
Steingrimsson, Jon;
Novitsky, Vladimir;
Howison, Mark;
Gillani, Fizza;
Li, Yuanning;
Manne, Akarsh;
Parillo, Zoanne;
Spence, Matthew;
Marak, Theodore;
Chan, Philip;
Dunn, Casey W.;
Bertrand, Thomas;
Bandy, Utpala;
Alexander-Scott, Nicole;
Hogan, Joseph W.

Publication type:

Article

Challenges in evaluating the use of viral sequence data to identify HIV transmission networks for public health.

Published in:

Statistical Communications in Infectious Diseases, 2020, v. 12, n. 1, p. 1, doi. 10.1515/scid-2019-0019

By:

Kantor, Rami;
Fulton, John P.;
Steingrimsson, Jon;
Novitsky, Vladimir;
Howison, Mark;
Gillani, Fizza;
Li, Yuanning;
Manne, Akarsh;
Parillo, Zoanne;
Spence, Matthew;
Marak, Theodore;
Chan, Philip;
Dunn, Casey W.;
Bertrand, Thomas;
Bandy, Utpala;
Alexander-Scott, Nicole;
Hogan, Joseph W.

Publication type:

Article