Works matching AU Welton, Nicky J.

Results: 123

Choice of statistical model for cost-effectiveness analysis and covariate adjustment: empirical application of prominent models and assessment of their results.

Published in:

2016

By:

Mantopoulos, Theodoros;
Mitchell, Paul;
Welton, Nicky;
McManus, Richard;
Andronis, Lazaros;
Mitchell, Paul M;
Welton, Nicky J

Publication type:

journal article

INCIDENCE OF HERPES SIMPLEX VIRUS KERATITIS AND OTHER OCULAR DISEASE: GLOBAL REVIEW AND ESTIMATES.

Published in:

Ophthalmic Epidemiology, 2022, v. 29, n. 4, p. 353, doi. 10.1080/09286586.2021.1962919

By:

McCormick, Ian;
James, Charlotte;
Welton, Nicky J;
Mayaud, Philippe;
Turner, Katherine M. E;
Gottlieb, Sami L;
Foster, Allen;
Looker, Katharine J

Publication type:

Article

Constructing Relative Effect Priors for Research Prioritization and Trial Design: A Meta-epidemiological Analysis.

Published in:

Medical Decision Making, 2023, v. 43, n. 5, p. 553, doi. 10.1177/0272989X231165985

By:

Glynn, David;
Nikolaidis, Georgios;
Jankovic, Dina;
Welton, Nicky J.

Publication type:

Article

General-Purpose Methods for Simulating Survival Data for Expected Value of Sample Information Calculations.

Published in:

Medical Decision Making, 2023, v. 43, n. 5, p. 595, doi. 10.1177/0272989X231162069

By:

Vervaart, Mathyn;
Aas, Eline;
Claxton, Karl P.;
Strong, Mark;
Welton, Nicky J.;
Wisløff, Torbjørn;
Heath, Anna

Publication type:

Article

Validating the Assumptions of Population Adjustment: Application of Multilevel Network Meta-regression to a Network of Treatments for Plaque Psoriasis.

Published in:

Medical Decision Making, 2023, v. 43, n. 1, p. 53, doi. 10.1177/0272989X221117162

By:

Phillippo, David M.;
Dias, Sofia;
Ades, A. E.;
Belger, Mark;
Brnabic, Alan;
Saure, Daniel;
Schymura, Yves;
Welton, Nicky J.

Publication type:

Article

An Efficient Method for Computing Expected Value of Sample Information for Survival Data from an Ongoing Trial.

Published in:

Medical Decision Making, 2022, v. 42, n. 5, p. 612, doi. 10.1177/0272989X211068019

By:

Vervaart, Mathyn;
Strong, Mark;
Claxton, Karl P.;
Welton, Nicky J.;
Wisløff, Torbjørn;
Aas, Eline

Publication type:

Article

Improving the Estimation of Subgroup Effects for Clinical Trial Participants with Multimorbidity by Incorporating Drug Class-Level Information in Bayesian Hierarchical Models: A Simulation Study.

Published in:

Medical Decision Making, 2022, v. 42, n. 2, p. 228, doi. 10.1177/0272989X211029556

By:

Hannigan, Laurie J.;
Phillippo, David M.;
Hanlon, Peter;
Moss, Laura;
Butterly, Elaine W.;
Hawkins, Neil;
Dias, Sofia;
Welton, Nicky J.;
McAllister, David A.

Publication type:

Article

Multilevel and Quasi Monte Carlo Methods for the Calculation of the Expected Value of Partial Perfect Information.

Published in:

Medical Decision Making, 2022, v. 42, n. 2, p. 168, doi. 10.1177/0272989X211026305

By:

Fang, Wei;
Wang, Zhenru;
Giles, Michael B.;
Jackson, Chris H.;
Welton, Nicky J.;
Andrieu, Christophe;
Thom, Howard

Publication type:

Article

Simulating Study Data to Support Expected Value of Sample Information Calculations: A Tutorial.

Published in:

Medical Decision Making, 2022, v. 42, n. 2, p. 143, doi. 10.1177/0272989X211026292

By:

Heath, Anna;
Strong, Mark;
Glynn, David;
Kunst, Natalia;
Welton, Nicky J.;
Goldhaber-Fiebert, Jeremy D.

Publication type:

Article

Joining the Dots: Linking Disconnected Networks of Evidence Using Dose-Response Model-Based Network Meta-Analysis.

Published in:

Medical Decision Making, 2021, v. 41, n. 2, p. 194, doi. 10.1177/0272989X20983315

By:

Pedder, Hugo;
Dias, Sofia;
Bennetts, Meg;
Boucher, Martin;
Welton, Nicky J.

Publication type:

Article

Methods for Population-Adjusted Indirect Comparisons in Health Technology Appraisal.

Published in:

Medical Decision Making, 2018, v. 38, n. 2, p. 200, doi. 10.1177/0272989X17725740

By:

Phillippo, David M.;
Ades, Anthony E.;
Dias, Sofia;
Palmer, Stephen;
Abrams, Keith R.;
Welton, Nicky J.

Publication type:

Article

Extrapolation of Survival Curves from Cancer Trials Using External Information.

Published in:

Medical Decision Making, 2017, v. 37, n. 4, p. 353, doi. 10.1177/0272989X16670604

By:

Guyot, Patricia;
Ades, Anthony E.;
Beasley, Matthew;
Lueza, Béranger;
Pignon, Jean-Pierre;
Welton, Nicky J.

Publication type:

Article

Value of Information: We’ve Got Speed, What More Do We Need?

Published in:

2015

By:

Welton, Nicky J.;
Thom, Howard H. Z.

Publication type:

Journal Article

Accounting for Heterogeneity in Relative Treatment Effects for Use in Cost-Effectiveness Models and Value-of-Information Analyses.

Published in:

2015

By:

Welton, Nicky J.;
Soares, Marta O.;
Palmer, Stephen;
Ades, Anthony E.;
Harrison, David;
Shankar-Hari, Manu;
Rowan, Kathy M.

Publication type:

Journal Article

Value of Information: We’ve Got Speed, What More Do We Need?

Published in:

2015

By:

Welton, Nicky J.;
Thom, Howard H. Z.

Publication type:

Editorial

Strategies for Efficient Computation of the Expected Value of Partial Perfect Information.

Published in:

2014

By:

Madan, Jason;
Ades, Anthony E.;
Price, Malcolm;
Maitland, Kathryn;
Jemutai, Julie;
Revill, Paul;
Welton, Nicky J.

Publication type:

Journal Article

Expected Value of Sample Information for Multi-Arm Cluster Randomized Trials with Binary Outcomes.

Published in:

2014

By:

Welton, Nicky J.;
Madan, Jason J.;
Caldwell, Deborah M.;
Peters, Tim J.;
Ades, Anthony E.

Publication type:

Journal Article

Evidence Synthesis for Decision Making 3: Heterogeneity—Subgroups, Meta-Regression, Bias, and Bias-Adjustment.

Published in:

2013

By:

Dias, Sofia;
Sutton, Alex J.;
Welton, Nicky J.;
Ades, A. E.

Publication type:

Journal Article

Evidence Synthesis for Decision Making 2: A Generalized Linear Modeling Framework for Pairwise and Network Meta-analysis of Randomized Controlled Trials.

Published in:

2013

By:

Dias, Sofia;
Sutton, Alex J.;
Ades, A. E.;
Welton, Nicky J.

Publication type:

Journal Article

Evidence Synthesis for Decision Making 1: Introduction.

Published in:

2013

By:

Dias, Sofia;
Welton, Nicky J.;
Sutton, Alex J.;
Ades, A. E.

Publication type:

Journal Article

Evidence Synthesis for Decision Making 3: Heterogeneity—Subgroups, Meta-Regression, Bias, and Bias-Adjustment.

Published in:

Medical Decision Making, 2013, v. 33, n. 5, p. 618, doi. 10.1177/0272989X13485157

By:

Dias, Sofia;
Sutton, Alex J.;
Welton, Nicky J.;
Ades, A. E.

Publication type:

Article

Evidence Synthesis for Decision Making 6: Embedding Evidence Synthesis in Probabilistic Cost-effectiveness Analysis.

Published in:

2013

By:

Dias, Sofia;
Sutton, Alex J.;
Welton, Nicky J.;
Ades, A. E.

Publication type:

Journal Article

Evidence Synthesis for Decision Making 7: A Reviewer’s Checklist.

Published in:

2013

By:

Ades, A. E.;
Caldwell, Deborah M.;
Reken, Stefanie;
Welton, Nicky J.;
Sutton, Alex J.;
Dias, Sofia

Publication type:

Journal Article

Evidence Synthesis for Decision Making 5: The Baseline Natural History Model.

Published in:

2013

By:

Dias, Sofia;
Welton, Nicky J.;
Sutton, Alex J.;
Ades, A. E.

Publication type:

Journal Article

Evidence Synthesis for Decision Making 4: Inconsistency in Networks of Evidence Based on Randomized Controlled Trials.

Published in:

2013

By:

Dias, Sofia;
Welton, Nicky J.;
Sutton, Alex J.;
Caldwell, Deborah M.;
Lu, Guobing;
Ades, A. E.

Publication type:

Journal Article

Evidence Synthesis for Decision Making 7: A Reviewer’s Checklist.

Published in:

Medical Decision Making, 2013, v. 33, n. 5, p. 679, doi. 10.1177/0272989X13485156

By:

Ades, A. E.;
Caldwell, Deborah M.;
Reken, Stefanie;
Welton, Nicky J.;
Sutton, Alex J.;
Dias, Sofia

Publication type:

Article

Exploring the Research Decision Space: The Expected Value of Information for Sequential Research Designs.

Published in:

Medical Decision Making, 2010, v. 30, n. 2, p. 155, doi. 10.1177/0272989X09344746

By:

Griffin, Susan;
Welton, Nicky J.;
Claxton, Karl

Publication type:

Article

Estimation of Markov Chain Transition Probabilities and Rates from Fully and Partially Observed Data: Uncertainty Propagation, Evidence Synthesis, and Model Calibration.

Published in:

Medical Decision Making, 2005, v. 25, n. 6, p. 633, doi. 10.1177/0272989X05282637

By:

Welton, Nicky J.;
Ades, A. E.

Publication type:

Article

Cost‐effectiveness of topical pharmacological, oral pharmacological, physical and combined treatments for acne vulgaris.

Published in:

Clinical & Experimental Dermatology, 2022, v. 47, n. 12, p. 2176, doi. 10.1111/ced.15356

By:

Mavranezouli, Ifigeneia;
Welton, Nicky J.;
Daly, Caitlin H.;
Wilcock, Jane;
Bromham, Nathan;
Berg, Laura;
Xu, Jingyuan;
Wood, Damian;
Ravenscroft, Jane C.;
Dworzynski, Katharina;
Healy, Eugene

Publication type:

Article

Effects of non-pharmacological interventions as vaccine adjuvants in humans: a systematic review and network meta-analysis.

Published in:

Health Psychology Review, 2021, v. 15, n. 2, p. 245, doi. 10.1080/17437199.2020.1854050

By:

Vedhara, Kavita;
Royal, Simon;
Sunger, Kanchan;
Caldwell, Deborah M.;
Halliday, Vanessa;
Taylor, Caroline M.;
Fairclough, Lucy;
Avery, Anthony;
Welton, Nicky J.

Publication type:

Article

Assessing trial representativeness using serious adverse events: an observational analysis using aggregate and individual-level data from clinical trials and routine healthcare data.

Published in:

2022

By:

Hanlon, Peter;
Butterly, Elaine;
Shah, Anoop S. V.;
Hannigan, Laurie J.;
Wild, Sarah H.;
Guthrie, Bruce;
Mair, Frances S.;
Dias, Sofia;
Welton, Nicky J.;
McAllister, David A.

Publication type:

journal article

Treatment effect modification due to comorbidity: Individual participant data meta-analyses of 120 randomised controlled trials.

Published in:

PLoS Medicine, 2023, v. 19, n. 6, p. 1, doi. 10.1371/journal.pmed.1004176

By:

Hanlon, Peter;
Butterly, Elaine W.;
Shah, Anoop SV;
Hannigan, Laurie J.;
Lewsey, Jim;
Mair, Frances S.;
Kent, David M.;
Guthrie, Bruce;
Wild, Sarah H.;
Welton, Nicky J.;
Dias, Sofia;
McAllister, David A.

Publication type:

Article

Comorbidity and health-related quality of life in people with a chronic medical condition in randomised clinical trials: An individual participant data meta-analysis.

Published in:

PLoS Medicine, 2023, v. 19, n. 1, p. 1, doi. 10.1371/journal.pmed.1004154

By:

Butterly, Elaine W.;
Hanlon, Peter;
Shah, Anoop S. V.;
Hannigan, Laurie J.;
McIntosh, Emma;
Lewsey, Jim;
Wild, Sarah H.;
Guthrie, Bruce;
Mair, Frances S.;
Kent, David M.;
Dias, Sofia;
Welton, Nicky J.;
McAllister, David A.

Publication type:

Article

Estimating the effect of the 2005 change in BCG policy in England: a retrospective cohort study, 2000 to 2015.

Published in:

Eurosurveillance (15607917), 2019, v. 24, n. 49, p. 1, doi. 10.2807/1560-7917.ES.2019.24.49.1900220

By:

Abbott, Sam;
Christensen, Hannah;
Welton, Nicky J.;
Brooks-Pollock, Ellen

Publication type:

Article

Intravenous immunoglobulin for severe sepsis and septic shock: clinical effectiveness, cost-effectiveness and value of a further randomised controlled trial.

Published in:

Critical Care, 2014, v. 18, n. 6, p. 649, doi. 10.1186/s13054-014-0649-z

By:

Soares, Marta O;
Welton, Nicky J;
Harrison, David A;
Peura, Piia;
Shankar-Hari, Manu;
Harvey, Sheila E;
Madan, Jason;
Ades, Anthony E;
Rowan, Kathryn M;
Palmer, Stephen J

Publication type:

Article

Intravenous immunoglobulin for severe sepsis and septic shock: clinical effectiveness, cost-effectiveness and value of a further randomised controlled trial.

Published in:

2014

By:

Soares, Marta O;
Welton, Nicky J;
Harrison, David A;
Peura, Piia;
Shankar-Hari, Manu;
Harvey, Sheila E;
Madan, Jason;
Ades, Anthony E;
Rowan, Kathryn M;
Palmer, Stephen J

Publication type:

journal article

A cost-effectiveness analysis of genetic testing of the DRD2 Taq1A polymorphism to aid treatment choice for smoking cessation.

Published in:

Nicotine & Tobacco Research, 2008, v. 10, n. 1, p. 231, doi. 10.1080/14622200701767761

By:

Welton, Nicky J.;
Johnstone, Elaine C.;
David, Sean P.;
Munafò, Marcus R.

Publication type:

Article

Cost-effectiveness and value of information analysis of a low-friction environment following skin graft in patients with burn injury.

Published in:

Pilot & Feasibility Studies, 2020, v. 6, n. 1, p. 1, doi. 10.1186/s40814-019-0543-1

By:

Kandiyali, Rebecca;
Thom, Howard;
Young, Amber E.;
Greenwood, Rosemary;
Welton, Nicky J.

Publication type:

Article

Application of Multi-level Network Meta-Regression in the NICE Technology Appraisal of Quizartinib for Induction, Consolidation and Maintenance Treatment of Newly Diagnosed FLT3-ITD-Positive Acute Myeloid Leukaemia: An External Assessment Group Perspective: Application of Multi-level Network Meta-Regression in the Quizartinib NICE Technology Appraisal: S. J. Nevitt et al

Published in:

PharmacoEconomics, 2025, v. 43, n. 3, p. 243, doi. 10.1007/s40273-024-01460-1

By:

Nevitt, Sarah J.;
Phillippo, David M.;
Hodgson, Robert;
Welton, Nicky J.;
Dias, Sofia

Publication type:

Article

MPES-R: Multi-Parameter Evidence Synthesis in R for Survival Extrapolation—A Tutorial.

Published in:

PharmacoEconomics, 2024, v. 42, n. 12, p. 1317, doi. 10.1007/s40273-024-01425-4

By:

Bullement, Ash;
Edmondson-Jones, Mark;
Guyot, Patricia;
Welton, Nicky J.;
Baio, Gianluca;
Stevenson, Matthew;
Latimer, Nicholas R.

Publication type:

Article

Value of Information for Clinical Trial Design: The Importance of Considering All Relevant Comparators.

Published in:

PharmacoEconomics, 2024, v. 42, n. 5, p. 479, doi. 10.1007/s40273-024-01372-0

By:

Heath, Anna;
Baio, Gianluca;
Manolopoulou, Ioanna;
Welton, Nicky J.

Publication type:

Article

Prevalence of opioid dependence in Scotland 2015–2020: A multi‐parameter estimation of prevalence (MPEP) study.

Published in:

Addiction, 2024, v. 119, p. 1410, doi. 10.1111/add.16500

By:

Markoulidakis, Andreas;
Hickman, Matthew;
McAuley, Andrew;
Barnsdale, Lee R.;
Welton, Nicky J.;
Glancy, Megan;
Shivaji, Tara;
Collins, Craig;
Lang, Jaroslaw;
de Wit, Femke;
Hunt, Gordon;
Wilkinson, Levin;
Fraser, Rosalyn;
Yeung, Alan;
Horsburgh, Kirsten;
Priyadarshi, Saket;
Hutchinson, Sharon J.;
Jones, Hayley E.

Publication type:

Article

Prevalence of opioid dependence in Scotland 2015-2020: A multi-parameter estimation of prevalence (MPEP) study.

Published in:

Addiction, 2024, v. 119, n. 8, p. 1410, doi. 10.1111/add.16500

By:

Markoulidakis, Andreas;
Hickman, Matthew;
McAuley, Andrew;
Barnsdale, Lee R.;
Welton, Nicky J.;
Glancy, Megan;
Shivaji, Tara;
Collins, Craig;
Lang, Jaroslaw;
de Wit, Femke;
Hunt, Gordon;
Wilkinson, Levin;
Fraser, Rosalyn;
Yeung, Alan;
Horsburgh, Kirsten;
Priyadarshi, Saket;
Hutchinson, Sharon J.;
Jones, Hayley E.

Publication type:

Article

Comparative clinical effectiveness and safety of tobacco cessation pharmacotherapies and electronic cigarettes: a systematic review and network meta‐analysis of randomized controlled trials.

Published in:

Addiction, 2022, v. 117, n. 4, p. 861, doi. 10.1111/add.15675

By:

Thomas, Kyla H.;
Dalili, Michael N.;
López‐López, José A.;
Keeney, Edna;
Phillippo, David M.;
Munafò, Marcus R.;
Stevenson, Matt;
Caldwell, Deborah M.;
Welton, Nicky J.

Publication type:

Article

Estimating the prevalence of problem drug use from drug‐related mortality data.

Published in:

Addiction, 2020, v. 115, n. 12, p. 2393, doi. 10.1111/add.15111

By:

Jones, Hayley E.;
Harris, Ross J.;
Downing, Beatrice C.;
Pierce, Matthias;
Millar, Tim;
Ades, A. E.;
Welton, Nicky J.;
Presanis, Anne M.;
De Angelis, Daniela;
Hickman, Matthew

Publication type:

Article

Problem drug use prevalence estimation revisited: heterogeneity in capture-recapture and the role of external evidence.

Published in:

Addiction, 2016, v. 111, n. 3, p. 438, doi. 10.1111/add.13222

By:

Jones, Hayley E.;
Welton, Nicky J.;
Ades, A. E.;
Pierce, Matthias;
Davies, Wyn;
Coleman, Barbara;
Millar, Tim;
Hickman, Matthew

Publication type:

Article

Impact of Opioid Substitution Therapy on Antiretroviral Therapy Outcomes: A Systematic Review and Meta-Analysis.

Published in:

Clinical Infectious Diseases, 2016, v. 63, n. 8, p. 1094, doi. 10.1093/cid/ciw416

By:

Low, Andrea J.;
Mburu, Gitau;
Welton, Nicky J.;
May, Margaret T.;
Davies, Charlotte F.;
French, Clare;
Turner, Katy M.;
Looker, Katharine J.;
Christensen, Hannah;
McLean, Susie;
Rhodes, Tim;
Platt, Lucy;
Hickman, Matthew;
Guise, Andy;
Vickerman, Peter

Publication type:

Article

Clinical and cost-effectiveness of clopidogrel resistance genotype testing after ischaemic stroke or transient ischaemic attack: a systematic review and economic model.

Published in:

Health Technology Assessment, 2024, v. 28, n. 56/57, p. 1, doi. 10.3310/PWCB4016

By:

Carroll, Joe;
Lopez Manzano, Catalina;
Tomlinson, Eve;
Sadek, Ayman;
Cooper, Chris;
Jones, Hayley E;
Rowsell, Lorraine;
Knight, John;
Mumford, Andrew;
Palmer, Rachel;
Hollingworth, William;
Welton, Nicky J.;
Whiting, Penny

Publication type:

Article

Threshold Analysis as an Alternative to GRADE for Assessing Confidence in Guideline Recommendations Based on Network Meta-analyses.

Published in:

2019

By:

Phillippo, David M.;
Dias, Sofia;
Welton, Nicky J.;
Caldwell, Deborah M.;
Taske, Nichole;
Ades, A.E.

Publication type:

journal article

Psychological treatments for post-traumatic stress disorder in adults: a network meta-analysis.

Published in:

Psychological Medicine, 2020, v. 50, n. 4, p. 542, doi. 10.1017/S0033291720000070

By:

Mavranezouli, Ifigeneia;
Megnin-Viggars, Odette;
Daly, Caitlin;
Dias, Sofia;
Welton, Nicky J.;
Stockton, Sarah;
Bhutani, Gita;
Grey, Nick;
Leach, Jonathan;
Greenberg, Neil;
Katona, Cornelius;
El-Leithy, Sharif;
Pilling, Stephen

Publication type:

Article