Works by Carpenter, James R.

Results: 87

A Comparison of Three Popular Methods for Handling Missing Data: Complete-Case Analysis, Inverse Probability Weighting, and Multiple Imputation.

Published in:

Sociological Methods & Research, 2024, v. 53, n. 3, p. 1105, doi. 10.1177/00491241221113873

By:

Little, Roderick J.;
Carpenter, James R.;
Lee, Katherine J.

Publication type:

Article

Bootstrap confidence intervals for relative risk parameters in affected-sib-pair data.

Published in:

Genetic Epidemiology, 2000, v. 18, n. 2, p. 157, doi. 10.1002/(SICI)1098-2272(200002)18:2<157::AID-GEPI5>3.0.CO;2-W

By:

Cordell, Heather J.;
Carpenter, James R.

Publication type:

Article

Information anchored reference‐based sensitivity analysis for truncated normal data with application to survival analysis.

Published in:

Statistica Neerlandica, 2021, v. 75, n. 4, p. 500, doi. 10.1111/stan.12250

By:

Atkinson, Andrew;
Cro, Suzie;
Carpenter, James R.;
Kenward, Michael G.

Publication type:

Article

Neighbourhood prevalence-to-notification ratios for adult bacteriologically-confirmed tuberculosis reveals hotspots of underdiagnosis in Blantyre, Malawi.

Published in:

PLoS ONE, 2022, v. 17, n. 5, p. 1, doi. 10.1371/journal.pone.0268749

By:

Khundi, McEwen;
Carpenter, James R.;
Corbett, Elizabeth L.;
Feasey, Helena R. A.;
Soko, Rebecca Nzawa;
Nliwasa, Marriott;
Twabi, Hussein;
Chiume, Lingstone;
Burke, Rachael M.;
Horton, Katherine C.;
Dodd, Peter J.;
Cohen, Ted;
MacPherson, Peter

Publication type:

Article

Unleashing the full potential of digital outcome measures in clinical trials: eight questions that need attention.

Published in:

BMC Medicine, 2024, v. 22, n. 1, p. 1, doi. 10.1186/s12916-024-03590-x

By:

Tackney, Mia S.;
Carpenter, James R.;
Villar, Sofía S.

Publication type:

Article

Joint modelling rationale for chained equations.

Published in:

BMC Medical Research Methodology, 2014, v. 14, n. 1, p. 1, doi. 10.1186/1471-2288-14-28

By:

Hughes, Rachael A.;
White, Ian R.;
Seaman, Shaun R.;
Carpenter, James R.;
Tilling, Kate;
Sterne, Jonathan A. C.

Publication type:

Article

Joint modelling rationale for chained equations.

Published in:

2014

By:

Hughes, Rachael A;
White, Ian R;
Seaman, Shaun R;
Carpenter, James R;
Tilling, Kate;
Sterne, Jonathan Ac;
Sterne, Jonathan A C

Publication type:

journal article

Undue reliance on I(2) in assessing heterogeneity may mislead.

Published in:

2008

By:

Rücker G;
Schwarzer G;
Carpenter JR;
Schumacher M;
Rücker, Gerta;
Schwarzer, Guido;
Carpenter, James R;
Schumacher, Martin

Publication type:

journal article

Withholding Primary Pneumocystis Pneumonia Prophylaxis in Virologically Suppressed Patients With Human Immunodeficiency Virus: An Emulation of a Pragmatic Trial in COHERE.

Published in:

Clinical Infectious Diseases, 2021, v. 73, n. 2, p. 195, doi. 10.1093/cid/ciaa615

By:

Atkinson, Andrew;
Zwahlen, Marcel;
Barger, Diana;
Monforte, Antonella d'Arminio;
Wit, Stephane De;
Ghosn, Jade;
Girardi, Enrico;
Svedhem, Veronica;
Morlat, Philippe;
Mussini, Cristina;
Noguera-Julian, Antoni;
Stephan, Christoph;
Touloumi, Giota;
Kirk, Ole;
Mocroft, Amanda;
Reiss, Peter;
Miro, Jose M;
Carpenter, James R;
Furrer, Hansjakob;
EuroCoord, for the Opportunistic Infections Project Working Group of the Collaboration of Observational HIV Epidemiological Research Europe (COHERE) in

Publication type:

Article

Clinical, health systems and neighbourhood determinants of tuberculosis case fatality in urban Blantyre, Malawi: a multilevel epidemiological analysis of enhanced surveillance data.

Published in:

Epidemiology & Infection, 2021, v. 149, p. 1, doi. 10.1017/S0950268821001862

By:

Khundi, McEwen;
MacPherson, Peter;
Feasey, Helena R. A.;
Nzawa Soko, Rebeca;
Nliwasa, Marriott;
Corbett, Elizabeth L.;
Carpenter, James R.

Publication type:

Article

A four-step strategy for handling missing outcome data in randomised trials affected by a pandemic.

Published in:

2020

By:

Cro, Suzie;
Morris, Tim P.;
Kahan, Brennan C.;
Cornelius, Victoria R.;
Carpenter, James R.

Publication type:

journal article

Mineral Composition and Soil-Plant Relationships for Common Guava ( Psidium guajava L.) and Yellow Strawberry Guava ( Psidium cattleianum var. lucidum) Tree Parts and Fruits.

Published in:

Communications in Soil Science & Plant Analysis, 2015, v. 46, n. 15, p. 1960, doi. 10.1080/00103624.2015.1069310

By:

Adrian, Julie Ann Luiz;
Arancon, Norman Q.;
Mathews, Bruce W.;
Carpenter, James R.

Publication type:

Article

Handling Partially Observed Trial Data After Treatment Withdrawal: Introducing Retrieved Dropout Reference‐Base Centred Multiple Imputation.

Published in:

Pharmaceutical Statistics, 2024, v. 23, n. 6, p. 1095, doi. 10.1002/pst.2416

By:

Cro, Suzie;
Roger, James H.;
Carpenter, James R.

Publication type:

Article

Comments on 'standard and reference‐based conditional mean imputation': Regulators and trial statisticians be aware!

Published in:

Pharmaceutical Statistics, 2024, v. 23, n. 5, p. 598, doi. 10.1002/pst.2373

By:

Cro, Suzie;
Morris, Tim P.;
Roger, James H.;
Carpenter, James R.

Publication type:

Article

Reference‐based sensitivity analysis for time‐to‐event data.

Published in:

Pharmaceutical Statistics, 2019, v. 18, n. 6, p. 645, doi. 10.1002/pst.1954

By:

Atkinson, Andrew;
Kenward, Michael G.;
Clayton, Tim;
Carpenter, James R.

Publication type:

Article

Common Methods for Handling Missing Data in Marginal Structural Models: What Works and Why.

Published in:

American Journal of Epidemiology, 2021, v. 190, n. 4, p. 663, doi. 10.1093/aje/kwaa225

By:

Leyrat, Clémence;
Carpenter, James R;
Bailly, Sébastien;
Williamson, Elizabeth J

Publication type:

Article

THE AUTHORS REPLY.

Published in:

American Journal of Epidemiology, 2016, v. 184, n. 2, p. 161, doi. 10.1093/aje/kww067

By:

Bartlett, Jonathan W.;
Harel, Ofer;
Carpenter, James R.

Publication type:

Article

RE: "ASYMPTOTICALLY UNBIASED ESTIMATION OF EXPOSURE ODDS RATIOS IN COMPLETE RECORDS LOGISTIC REGRESSION".

Published in:

2016

By:

Cologne, John;
Kyoji Furukawa;
Bartlett, Jonathan W.;
Harel, Ofer;
Carpenter, James R.

Publication type:

Letter to the Editor

Asymptotically Unbiased Estimation of Exposure Odds Ratios in Complete Records Logistic Regression.

Published in:

American Journal of Epidemiology, 2015, v. 182, n. 8, p. 730, doi. 10.1093/aje/kwv114

By:

Bartlett, Jonathan W.;
Harel, Ofer;
Carpenter, James R.

Publication type:

Article

A framework for extending trial design to facilitate missing data sensitivity analyses.

Published in:

2020

By:

Mason, Alexina J.;
Grieve, Richard D.;
Richards-Belle, Alvin;
Mouncey, Paul R.;
Harrison, David A.;
Carpenter, James R.

Publication type:

journal article

Reference-based multiple imputation for missing data sensitivity analyses in trial-based cost-effectiveness analysis.

Published in:

2020

By:

Leurent, Baptiste;
Gomes, Manuel;
Cro, Suzie;
Wiles, Nicola;
Carpenter, James R.

Publication type:

journal article

A Bayesian framework for health economic evaluation in studies with missing data.

Published in:

2018

By:

Mason, Alexina J.;
Gomes, Manuel;
Grieve, Richard;
Carpenter, James R.

Publication type:

journal article

Missing data in trial-based cost-effectiveness analysis: An incomplete journey.

Published in:

2018

By:

Leurent, Baptiste;
Gomes, Manuel;
Carpenter, James R.

Publication type:

Letter

Modelling relative survival in the presence of incomplete data: a tutorial.

Published in:

2010

By:

Nur, Ula;
Shack, Lorraine G;
Rachet, Bernard;
Carpenter, James R.;
Coleman, Michel P.

Publication type:

journal article

Commentary: On Bayesian perspectives for epidemiological research.

Published in:

International Journal of Epidemiology, 2006, v. 35, n. 3, p. 775, doi. 10.1093/ije/dyl055

By:

James R Carpenter

Publication type:

Article

Issues in multiple imputation of missing data for large general practice clinical databases.

Published in:

Pharmacoepidemiology & Drug Safety, 2010, v. 19, n. 6, p. 618, doi. 10.1002/pds.1934

By:

Marston, Louise;
Carpenter, James R.;
Walters, Kate R.;
Morris, Richard W.;
Nazareth, Irwin;
Petersen, Irene

Publication type:

Article

Effects of long-term antipsychotics treatment on body weight: A population-based cohort study.

Published in:

2020

By:

Bazo-Alvarez, Juan Carlos;
Morris, Tim P;
Carpenter, James R;
Hayes, Joseph F;
Petersen, Irene

Publication type:

journal article

Meta-analysis of Gaussian individual patient data: Two-stage or not two-stage?

Published in:

2018

By:

Morris, Tim P.;
Fisher, David J.;
Kenward, Michael G.;
Carpenter, James R.

Publication type:

journal article

Fractional Brownian motion and multivariate-t models for longitudinal biomedical data, with application to CD4 counts in HIV-positive patients.

Published in:

2016

By:

Stirrup, Oliver T.;
Babiker, Abdel G.;
Carpenter, James R.;
Copas, Andrew J.

Publication type:

journal article

Combining fractional polynomial model building with multiple imputation.

Published in:

2015

By:

Morris, Tim P.;
White, Ian R.;
Carpenter, James R.;
Stanworth, Simon J.;
Royston, Patrick

Publication type:

journal article

Should baseline be a covariate or dependent variable in analyses of change from baseline in clinical trials? by G. F. Liu, K. Lu, R. Mogg, M. Mallick and D. V. Mehrotra, Statistics in Medicine 2009; 28:2509-2530.

Published in:

Statistics in Medicine, 2010, v. 29, n. 13, p. 1455, doi. 10.1002/sim.3868

By:

Kenward, Michael G.;
White, Ian R.;
Carpenter, James R.

Publication type:

Article

A Monte Carlo EM algorithm for random-coefficient-based dropout models.

Published in:

Journal of Applied Statistics, 2002, v. 29, n. 7, p. 1011, doi. 10.1080/0266476022000006711

By:

Verzilli, Claudio J.;
Carpenter, James R.

Publication type:

Article

Behavioural intervention to reduce sexually transmitted infections in people aged 16-24 years in the UK: the safetxt RCT.

Published in:

Public Health Research, 2023, v. 11, n. 1, p. viii, doi. 10.3310/DANE8826

By:

Free, Caroline;
Palmer, Melissa J.;
Potter, Kimberley;
McCarthy, Ona L.;
Jerome, Lauren;
Berendes, Sima;
Gubijev, Anasztazia;
Knight, Megan;
Jamal, Zahra;
Dhaliwal, Farandeep;
Carpenter, James R.;
Morris, Tim P.;
Edwards, Phil;
French, Rebecca;
Macgregor, Louis;
Turner, Katy M. E.;
Baraitser, Paula;
Hickson, Ford C. I.;
Wellings, Kaye;
Roberts, Ian

Publication type:

Article

Challenges of modelling approaches for network meta-analysis of time-to-event outcomes in the presence of non-proportional hazards to aid decision making: Application to a melanoma network.

Published in:

Statistical Methods in Medical Research, 2022, v. 31, n. 5, p. 839, doi. 10.1177/09622802211070253

By:

Freeman, Suzanne C;
Cooper, Nicola J;
Sutton, Alex J;
Crowther, Michael J;
Carpenter, James R;
Hawkins, Neil

Publication type:

Article

Propensity score analysis with partially observed covariates: How should multiple imputation be used?

Published in:

2019

By:

Leyrat, Clémence;
Seaman, Shaun R.;
White, Ian R.;
Douglas, Ian;
Smeeth, Liam;
Kim, Joseph;
Resche-Rigon, Matthieu;
Carpenter, James R.;
Williamson, Elizabeth J.

Publication type:

journal article

Multilevel models for cost-effectiveness analyses that use cluster randomised trial data: An approach to model choice.

Published in:

2016

By:

Ng, Edmond S-W;
Diaz-Ordaz, Karla;
Grieve, Richard;
Nixon, Richard M.;
Thompson, Simon G.;
Carpenter, James R.

Publication type:

journal article

Multiple imputation of covariates by fully conditional specification: Accommodating the substantive model.

Published in:

Statistical Methods in Medical Research, 2015, v. 24, n. 4, p. 462, doi. 10.1177/0962280214521348

By:

Bartlett, Jonathan W.;
Seaman, Shaun R.;
White, Ian R.;
Carpenter, James R.

Publication type:

Article

Sensitivity analysis after multiple imputation under missing at random: a weighting approach.

Published in:

2007

By:

Carpenter, James R.;
Kenward, Michael G.;
White, Ian R.

Publication type:

journal article

Corrigendum: Improving upon the efficiency of complete case analysis when covariates are MNAR (10.1093/biostatistics/kxu023).

Published in:

Biostatistics, 2015, v. 16, n. 1, p. 205, doi. 10.1093/biostatistics/kxu051

By:

Bartlett, Jonathan W.;
Carpenter, James R.;
Tilling, Kate;
Vansteelandt, Stijn

Publication type:

Article

Improving upon the efficiency of complete case analysis when covariates are MNAR.

Published in:

Biostatistics, 2014, v. 15, n. 4, p. 719, doi. 10.1093/biostatistics/kxu023

By:

Bartlett, Jonathan W.;
Carpenter, James R.;
Tilling, Kate;
Vansteelandt, Stijn

Publication type:

Article

Treatment-effect estimates adjusted for small-study effects via a limit meta-analysis.

Published in:

Biostatistics, 2011, v. 12, n. 1, p. 122, doi. 10.1093/biostatistics/kxq046

By:

Rücker, Gerta;
Schwarzer, Guido;
Carpenter, James R.;
Binder, Harald;
Schumacher, Martin

Publication type:

Article

Handling Missing Values in Surveys With Complex Study Design: A Simulation Study.

Published in:

Journal of Survey Statistics & Methodology, 2024, v. 12, n. 1, p. 105, doi. 10.1093/jssam/smac039

By:

Kalpourtzi, Natasa;
Carpenter, James R;
Touloumi, Giota

Publication type:

Article

Smarter adaptive platform clinical trials in neurology: a showcase for UK innovation.

Published in:

2022

By:

Mehta, Arpan R;
Pal, Suvankar;
Chataway, Jeremy;
Carpenter, James R;
Parmar, Mahesh K B;
Chandran, Siddharthan

Publication type:

journal article

Multiple imputation models should incorporate the outcome in the model of interest.

Published in:

Brain: A Journal of Neurology, 2011, v. 134, n. 11, p. e189, doi. 10.1093/brain/awr061

By:

Bartlett, Jonathan W.;
Frost, Chris;
Carpenter, James R.

Publication type:

Article

Treatment estimands in clinical trials of patients hospitalised for COVID-19: ensuring trials ask the right questions.

Published in:

2020

By:

Kahan, Brennan C.;
Morris, Tim P.;
White, Ian R.;
Tweed, Conor D.;
Cro, Suzie;
Dahly, Darren;
Pham, Tra My;
Esmail, Hanif;
Babiker, Abdel;
Carpenter, James R.

Publication type:

journal article

Comment on Oberman & Vink: Should we fix or simulate the complete data in simulation studies evaluating missing data methods?

Published in:

Biometrical Journal, 2024, v. 66, n. 1, p. 1, doi. 10.1002/bimj.202300085

By:

Morris, Tim P.;
White, Ian R.;
Cro, Suzie;
Bartlett, Jonathan W.;
Carpenter, James R.;
Pham, Tra My

Publication type:

Article

Missing data: A statistical framework for practice.

Published in:

Biometrical Journal, 2021, v. 63, n. 5, p. 915, doi. 10.1002/bimj.202000196

By:

Carpenter, James R.;
Smuk, Melanie

Publication type:

Article

Multiple imputation for discrete data: Evaluation of the joint latent normal model.

Published in:

Biometrical Journal, 2019, v. 61, n. 4, p. 1003, doi. 10.1002/bimj.201800222

By:

Quartagno, Matteo;
Carpenter, James R.

Publication type:

Article

Detecting and adjusting for small-study effects in meta-analysis.

Published in:

Biometrical Journal, 2011, v. 53, n. 2, p. 351, doi. 10.1002/bimj.201000151

By:

Rücker, Gerta;
Carpenter, James R.;
Schwarzer, Guido

Publication type:

Article

Ursodeoxycholic Acid improves bilirubin but not albumin in primary biliary cirrhosis: further evidence for nonefficacy.

Published in:

2013

By:

Tsochatzis, Emmanuel A;
Feudjo, Maurille;
Rigamonti, Cristina;
Vlachogiannakos, Jiannis;
Carpenter, James R;
Burroughs, Andrew K

Publication type:

Journal Article