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Nicky J. Welton

University of Bristol

80H-index
587Paper Count
2.9WCitation Count
Published Papers 184
Publication Date
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Comparative serious infection and sepsis risks with advanced therapies in IMIDs: A Bayesian network meta-analysis
errJournal of Infection
IF11.9
err2026-09-23
err0
errOAAI
errVictoria Allen; Mark Gibson; Maryam Adas; Rohan Chavali; Leigh De Gracia; Hassan Hussain; Iman Muzafar; Samaad Muzafar; Nithya Suresh; Youngsung Yoon; Katie Bechman; Jeremy Brown; Mark Russell; Anna L. Goodman; Sinead M. Langan; Sam Norton; David Phillippo; Nicky Welton; James Galloway
errShare
errSave
Mapping treatment effects on generic health-related quality of life scales from disease-specific measures using bivariate meta-analytic models and summary data.
errValue in Health
IF6
err2026-08-18
err0
errOAAI
errAyman S. Sadek; Nicola J. Cooper; Nicky J. Welton; Sylwia Bujkiewicz
errShare
errSave
Efficacy, safety, and quality-of-life improvement of chemotherapy regimens for treatment of unresectable pancreatic cancer: a systematic review and network meta-analysis of phase III randomised controlled trials
errHeliyon
IF3.6
err2026-08-01
err0
PREAI
errEzeh, Ejike T.; Welton, Nicky J.; Primrose, John; Hickish, Tamas; Porter, Sam; Scammell, Janet; Jiang, Nan
errShare
errSave
Spectrum of Models for Assessing the Cost Effectiveness of Total Knee Replacement Implants: A Comparison of Discrete-Time Cohort Markov and Continuous-Time Individual-Level Multistate Models
errPharmacoEconomics
IF4.6
err2026-01-04
err0
PREAI
errYixin Xu; Elsa M. R. Marques; Nicky J. Welton; Linda P. Hunt; Michael Whitehouse; Ashley W. Blom; Andrew D. Beswick; Howard H. Z. Thom
errShare
errSave
Network Meta-Analysis with Class Effects: A Practical Guide and Model Selection Algorithm
errMedical Decision Making
IF2.3
err2025-11-08
err0
errOAAI
errSamuel J. Perren; Hugo Pedder; Nicky J. Welton; David M. Phillippo
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errSave
Clinical and cost-effectiveness of technologies for the assessment of attention deficit hyperactivity disorder: a systematic review and economic model
errHEALTH TECHNOLOGY ASSESSMENT
IF4
err2025-11-01
err0
PREAI
errTomlinson, Eve; Ward, Mary; Walker, Josephine; Benevente, Melissa; Wang, Hanyu; Cooper, Chris; Jones, Hayley; Owen-Smith, Amanda; Manzano, Catalina Lopez; James, Sara; Hank, Dietmar; Welton, Nicky; Whiting, Penny
errShare
errSave
Multilevel network meta-regression for general likelihoods: synthesis of individual and aggregate data with applications to survival analysis
errJOURNAL OF THE ROYAL STATISTICAL SOCIETY SERIES A-STATISTICS IN SOCIETY
IF1.6
err2025-10-01
err0
PREAI
errPhillippo, David M.; Dias, Sofia; Ades, A. E.; Welton, Nicky J.
errShare
errSave
Modelling rates of trial attrition: An analysis of individual participant data from 90 randomised controlled trials of pharmacological interventions for multiple conditions
errJournal of Clinical Epidemiology
IF5.2
err2025-09-06
err0
errOAAI
errRyan McChrystal; Peter Hanlon; Jennifer S. Lees; David M. Phillippo; Nicky J. Welton; Katie Gillies; David McAllister
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errSave
A methodological review of network meta-analyses applied to complex interventions for public health and a typology of the node-making process
errJournal of Clinical Epidemiology
IF5.2
err2025-05-30
err0
errOAAI
errThomas G. Davies; Monika Halicka; G.J. Melendez-Torres; Nicky J. Welton; Deborah M. Caldwell
errShare
errSave
Using a Markov Model and Real-World Evidence to Identify the Most Cost-Effective Cholesterol Treatment Escalation Threshold for the Secondary Prevention of Cardiovascular Disease
errApplied Health Economics and Health Policy
IF3.3
err2025-05-24
err0
errOAAI
errAlfredo Mariani; Syed Mohiuddin; Patrick Muller; Eleanor Samarasekera; Sharon A. Swain; Joseph Mills; Riyaz Patel; David Preiss; Eduard Shantsila; Beatrice C. Downing; Michael Lonergan; Shaun Rowark; Nicky J. Welton; Rachael Williams; David Wonderling
errShare
errSave
Treatment recommendations based on network meta-analysis: Rules for risk-averse decision-makers
errRESEARCH SYNTHESIS METHODS
IF6.1
err2025-04-24
err0
PREAI
errAdes, A. E.; Davies, Annabel L.; Phillippo, David M.; Pedder, Hugo; Thom, Howard; Downing, Beatrice; Caldwell, Deborah M.; Welton, Nicky J.
errShare
errSave
Quantitative bias analysis for unmeasured confounding in unanchored population-adjusted indirect comparisons
errRESEARCH SYNTHESIS METHODS
IF6.1
err2025-03-24
err0
PREAI
errRen, Shijie; Ren, Sa; Welton, Nicky J.; Strong, Mark
errShare
errSave
Synthesis of depression outcomes reported on different scales: A comparison of methods for modelling mean differences
errRESEARCH SYNTHESIS METHODS
IF6.1
err2025-03-17
err0
PREAI
errDowning, Beatrice C.; Welton, Nicky J.; Pedder, Hugo; Mavranezouli, Ifigeneia; Megnin-Viggars, Odette; Ades, A. E.
errShare
errSave
Effect modification and non-collapsibility together may lead to conflicting treatment decisions: A review of marginal and conditional estimands and recommendations for decision-making
errRESEARCH SYNTHESIS METHODS
IF6.1
err2025-03-10
err1
PREAI
errPhillippo, David M.; Remiro-Azocar, Antonio; Heath, Anna; Baio, Gianluca; Dias, Sofia; Ades, A. E.; Welton, Nicky J.
errShare
errSave
Exploring the Moderating Effect of Control Group Type on Intervention Effectiveness in School-Based Anxiety and Depression Prevention: Findings from a Rapid Review and Network Meta-analysis
errPREVENTION SCIENCE
IF2.7
err2025-02-12
err0
errOAAI
errCaldwell, Deborah M.; Palmer, Jennifer C.; Webster, Katie E.; Davies, Sarah R.; Hughes, Hugo; Rona, Joseph; Churchill, Rachel; Hetrick, Sarah E.; Welton, Nicky J.
errShare
errSave
Age differences in efficacy of newer glucose lowering treatments for type 2 diabetes
errAGE AND AGEING
IF7.1
err2025-01-30
err0
PREAI
errHanlon, P.; Butterly, E.; Wei, L.; Wightman, H.; Almazam, S. A. M.; Alsallumi, K.; Crowther, J.; Mcchrystal, R.; Rennison, H.; Hughes, K.; Lewsey, J.; Lindsay, R.; Mcgurnaghan, S.; Petrie, J.; Tomlinson, L. A.; Wild, S.; Adler, A.; Sattar, N.; Phillippo, D. M.; Dias, S.; Welton, N. J.; Mcallister, D. A.
errShare
errSave
Frailty in randomised controlled trials of glucose-lowering therapies for type 2 diabetes
errAGE AND AGEING
IF7.1
err2025-01-30
err0
PREAI
errWightman, H.; Butterly, E.; Wei, L.; Mcchrystal, R.; Sattar, N.; Adler, A.; Phillipo, D.; Dias, S.; Welton, N.; Clegg, A.; Witham, M.; Rockwood, K.; Mcallister, D.; Hanlon, P.
errShare
errSave
Detecting departures from the conditional independence assumption in diagnostic latent class models: a simulation study
errBMC MEDICAL RESEARCH METHODOLOGY
IF3.4
err2024-12-05
err0
errOAAI
errOkkaoglu, Yasin; Welton, Nicky J.; Jones, Hayley E.
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errSave
Clinical and cost-effectiveness of clopidogrel resistance genotype testing after ischaemic stroke or transient ischaemic attack: a systematic review and economic model
errHEALTH TECHNOLOGY ASSESSMENT
IF4
err2024-09-01
err1
errOAAI
errCarroll, Joe; Manzano, Catalina Lopez; Tomlinson, Eve; Sadek, Ayman; Cooper, Chris; Jones, Hayley E.; Rowsell, Lorraine; Knight, John; Mumford, Andrew; Palmer, Rachel; Hollingworth, William; Welton, Nicky J.; Whiting, Penny
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errSave
A systematic review and network meta-analysis of psychological, psychosocial, pharmacological, physical and combined treatments for adults with a new episode of depression
errECLINICALMEDICINE
IF10
err2024-09-01
err2
errOAAI
errMavranezouli, Ifigeneia; Megnin-Viggars, Odette; Pedder, Hugo; Welton, Nicky J.; Dia, Sofia; Watkins, Edward; Nixon, Neil; Daly, Caitlin H.; Keeney, Edna; Eadon, Hilary; Caldwell, Deborah M.; O'Donoghue, Katriona J. M.; Stockton, Sarah; Arnold, Stephanie; Thomas, James; Kapur, Navneet; Pilling, Stephen
errShare
errSave

Research Directions

The data has not been retrieved yet.
Co-authors
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