Publications

Philipson P, Hickey GL, Crowther M, Kolamunnage-Dona R (2020). Faster Monte Carlo estimation of joint models for time-to-event and multivariate longitudinal data. CSDA.

Townsend RR, Walton A, Hettrick DA, Hickey GL, Weil J, Sharp ASP, Blankenstijn PJ, Böhm M, Mancia G (2020). Incidence of renal artery damage following percutaneous renal denervation with radio frequency renal artery ablation systems: Review and Meta-Analysis of published reports. EuroIntervention.

Vriesendorp MD, De Lind Van Wijngaarden RAF, Head SJ, Kappetein AP, Hickey GL, Rao V, Weissman NJ, Reardon MJ, Moront MG, Sabik JF, Klautz RJM (2020). The fallacy of indexed effective orifice area charts to predict prosthesis-patient mismatch after prosthesis implantation. Eur Heart J Cardiovasc Imaging.

Böhm M, Townsend RR, Kario K, Kandzari D, Mahfoud F, Weber MA, Schmieder RE, Tsioufis K, Hickey GL, Fahy M, DeBruin V, Brar S, Pocock S (2020). Rationale and design of two randomized sham-controlled trials of catheter-based renal denervation in subjects with uncontrolled hypertension in the absence (SPYRAL HTN-OFF MED Pivotal) and presence (SPYRAL HTN-ON MED Expansion) of antihypertensive medications: a novel approach using Bayesian design. Clin Res Cardiol.

Lindman BR, Goel K, Bermejo J, Beckman J, O’Leary J, Barker CM, Kaiser C, Cavalcante JL, Elmariah S, Huang J, Hickey GL, Adams DH, Popma JJ, Reardon MJ (2019). Lower blood pressure after transcatheter or surgical aortic valve replacement is associated with increased mortality. JACC.

Böhm M, Townsend R, Weber M, Kandzari D, Mahfoud F, Kario K, Schmieder R, Tsioufis K, DeBruin V, Hickey G, Fahy M, Pocock S (2019). TCT-608 Implementation of Bayesian Study Design in the SPYRAL HTN-OFF MED Pivotal Trial. JACC.

Townsend RR, Walton A, Hettrick DA, Hickey GL, Sharp AS (2019). Abstract P2051: Incidence of renal artery damage following percutaneous renal denervation with radio frequency renal artery ablation systems. Hypertension.

Grant SW, Hickey GL, Modi P, Hunter S, Akowuah E, Zacharias J (2019). Propensity-matched analysis of minimally invasive approach versus sternotomy for mitral valve surgery. Heart.

Lindman BR, Goel K, Bermejo J, Beckman J, O’Leary J, Barker CM, Cavalcante JL, Elmariah S, Huang J, Hickey GL, Adams DH, Popma JJ, Reardon MJ (2019). Lower diastolic blood pressure after transcatheter or surgical aortic valve replacement is common and associated with increased mortality. JACC.

Grant SW, Hickey GL, Head SJ (2019). Statistical primer: multivariable regression considerations and pitfalls. EJCTS.

Hickey GL, Kontopantelis E, Takkenberg JJM, Beyersdorf F (2018). Statistical primer: checking model assumptions with regression diagnostics. ICVTS.

Hickey GL, Philipson P, Jorgensen A, Kolamunnage-Dona R (2018). joineRML: a joint model and software package for time-to-event and multivariate longitudinal outcomes. BMC Med Res Methodol.

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Hickey GL, Grant SW, Dunning J, Siepe M (2018). Statistical primer: sample size and power calculations — why, when and how?. EJCTS.

Thuijs DJFM, Hickey GL, Osnabrugge RLJ (2018). Statistical primer: performing repeated-measures analysis. ICVTS.

Hickey GL, Chambers DJ, Mokhles MM, Kolamunnage-Dona R (2018). Statistical primer: performing repeated-measures analysis. ICVTS.

Head SJ, Hickey GL (2018). Finding the forest through the trees in statistics: let the Statistical Primers in EJCTS/ICVTS guide you. ICVTS.

Head SJ, Hickey GL (2018). Finding the forest through the trees in statistics: let the Statistical Primers in EJCTS/ICVTS guide you. EJCTS.

Hickey GL, Philipson P, Jorgensen A, Kolamunnage-Dona R (2018). Joint models of longitudinal and time-to-event data with more than one event time outcome: a review. Int J Biostat.

Hickey GL, Philipson P, Jorgensen A, Kolamunnage-Dona R (2018). A comparison of joint models for longitudinal and competing risks data, with application to an epilepsy drug randomized controlled trial. J R Stat Soc A.

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Su T-L, Jaki T, Hickey GL, Buchan I, Sperrin M (2018). A review of statistical updating methods for clinical prediction models. Stat Methods Med Res.

Gómez-Baena G, Bennett R, Martínez-Rodríguez C, Wnek G, Laing G, Hickey G, McLean L, Beynon RJ, Carrol ED (2017). Quantitative proteomics of cerebrospinal fluid in paediatric pneumococcal meningitis. Scientific Reports.

Bashir M, Harky A, Fok M, Shaw MA, Hickey GL, Grant SW, Uppal R, Oo AY (2017). Acute aortic dissection - A UK national perspective of volume- outcomes relationship utilizing National Institute for Cardiovascular Outcomes Research (NICOR) data. J Thorac Cardiovasc Surg.

Hickey GL, Bridgewater B, Grant SW, Deanfield J, Parkinson J, Bryan AJ, Dalrymple-Hay M, Moat NE, Buchan I, Dunning J (2017). National registry data and record linkage to inform postmarket surveillance of prosthetic aortic valve models over 15 years. JAMA Intern Med.

Kypridemos C, Guzman-Castillo M, Hyseni L, Hickey GL, Bandosz P, Buchan I, Capewell S, O’Flaherty M (2017). Estimated reductions in cardiovascular and gastric cancer disease burden through salt policies: an IMPACT NCD microsimulation study. BMJ Open.

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Kypridemos C, Guzman-Castillo M, Hyseni L, Hickey G, Bandosz P, Buchan I, Capewell S, O’Flaherty M (2016). P46 Potential changes in cardiovascular and gastric cancer disease burdens under different salt policies in England: an IMPACT NCD microsimulation study. J Epi Commun Health.

Hickey GL, Philipson P, Jorgensen A, Kolamunnage-Dona R (2016). Joint modelling of time-to-event and multivariate longitudinal outcomes: recent developments and issues. BMC Med Res Methodol.

Kypridemos C, Allen K, Hickey GL, Bandosz P, Guzman-Castillo M, Buchan I, Capewell S, O’Flaherty M (2016). Cardiovascular screening to reduce the burden from cardiovascular disease: microsimulation study to quantify policy options. BMJ.

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Bashir M, Shaw MA, Grayson AD, Fok M, Hickey GL, Grant SW, Bridgewater B, Oo AY (2016). Development and validation of elective and nonelective risk prediction models for in-hospital mortality in proximal aortic surgery using the National Institute for Cardiovascular Outcomes Research (NICOR) database. Ann Thorac Surg.

Hickey GL, Pullan M, Oo A, Mediratta N, Chalmers J, Bridgewater B, Poullis M (2016). A comparison of survival between on-pump and off-pump left internal mammary artery bypass graft surgery for isolated left anterior descending coronary artery disease: an analysis of the UK National Adult Cardiac Surgery Audit Registry. EJCTS.

Hickey GL, Blackstone EH (2016). External model validation of binary clinical risk prediction models in cardiovascular and thoracic surgery. J Thorac Cardiovasc Surg.

Grant SW, Hickey GL, Ludman P, Moat N, Cunningham D, de Belder M, Blackman DJ, Hildick- Smith D, Uppal R, Kendall S, Bridgewater B (2016). Activity and outcomes for aortic valve implantations performed in England and Wales since the introduction of transcatheter aortic valve implantation. EJCTS.

Attia R, Hickey GL, Grant SW, Bridgewater B, Roxburgh J, Kumar P, Ridley P, Bhabra M, Millner R, Athanasiou T, Casula R, Chukwuemka A, Pillay T, Young C (2016). Minimally invasive versus conventional aortic valve replacement: A propensity matched study from the UK national data. Innovations.

Kypridemos C, Bandosz P, Hickey G, Guzman-Castillo M, Allen K, Buchan I, Capewell S, O’Flaherty M (2015). OP04 Quantifying the contribution of statins to the decline in population mean cholesterol by socioeconomic group in England 1991–2012: a modelling study. J Epi Comm Health.

Hickey GL, Dunning J, Seifert B, Sodeck G, Carr MJ, Burger HU, Beyersdorf F (2015). Statistical and data reporting guidelines for the European Journal of Cardio-Thoracic Surgery and the Interactive CardioVascular and Thoracic Surgery. EJCTS.

Hickey GL, Grant SW, Caiado C, Buchan I, Bridgewater B (2015). Tipping points in cardiac surgical performance: the application of dynamic risk prediction modelling. Tipping Points: Modelling Social Problems and Health, Part II: Mathematical Modelling in Healthcare.

Caiado C, Hickey GL, Grant SW, Goldstein M, Markarian G, McCollum C (2015). Hospital Online Uncertainty and Stability Estimation. Tipping Points: Modelling Social Problems and Health, Part II: Mathematical Modelling in Healthcare.

Barnard J, Grant SW, Hickey GL, Bridgewater B (2015). Is social deprivation an independent predictor of outcomes following cardiac surgery? An analysis of 240,221 patients from a national registry. BMJ Open.

Moat N, Duncan A, Stephens SV, Hickey GL, Cunningham D, de Belder M, Blackman DJ, Hildick-Smith D, Bridgewater B, Ludman P (2015). TCT-667 Aortic Valve Intervention In Octogenarians In The “TAVI-Era”: Analysis Of The UK National Adult Cardiac Surgery Audit Registry And The UK Transcatheter Aortic Valve Implantation (TAVI) Registry between 2006 and 2012. JACC.

Fothergill JL, Dyce P, Jones GH, Hickey G, D’Amore L, Lenzi L, Ledson MJ, Greenwood J, Winstanley C, Walshaw MJ (2015). ePS06.1 Stenotrophomonas maltophilia is increased in patients with cystic fibrosis-related diabetes and displays enhanced growth under physiologically-relevant levels of glucose. J Cystic Fibrosis.

Hickey GL, Grant SW, Bridgewater B, Kendall S, Bryan A, Kuo J, Dunning J (2015). A comparison of outcomes between bovine pericardial and porcine valves in 38,040 patients in England and Wales over 10 years. EJCTS.

Wootton DG, Cox MJ, Hickey GL, Eneje O, Court J, Macfarlane L, Wilks S, Woodhead M, Cookson W, Moffatt MF, Diggle PJ, Gordon SB (2015). The genus Haemophilus was dominant in a cohort with community acquired pneumonia and low species diversity was related to age and prior pulmonary disease. Amer J Resp Crit Care Med.

Ueno N, Lodoen MB, Hickey GL, Robey EA, Coombes JL (2015). Toxoplasma *gondii*-infected natural killer cells display a hypermotility phenotype in vivo. Immunol Cell Biol.

Hickey GL, Diggle PJ, McNeilly TN, Tongue SC, Chase-Topping ME, Williams DJL (2015). The feasibility of testing whether *Fasciola hepatica* is associated with increased risk of verocytotoxin producing *Escherichia coli* O157 from an existing study protocol. Prev Vet Med.

Kypridemos C, Bandosz P, Hickey GL, Guzman-Castillo M, Allen K, Buchan I, Capewell S, O’Flaherty M (2015). Quantifying the contribution of statins to the decline in population mean cholesterol by socioeconomic group in England 1991-2012. PLoS One.

Grant SW, Hickey GL, Wisely NA, Carlson ED, Hartley RA, Pichel AC, Atkinson D, McCollum CN (2015). Cardiopulmonary exercise testing and survival following elective abdominal aortic aneurysm repair. Br J Anaesth.

Bashir M, Shaw M, Hickey G, Grant S, Fok M, Kuduvalli M, Field M, Oo A (2015). O156 A UK perspective of volume – outcomes relationship in acute aortic dissection utilizing National Institute for Cardiovascular Outcomes Research (NICOR) data. BJS.

GL Hickey, SW Grant, N Freemantle, D Cunningham, CM Munsch, SA Livesey, J Roxburgh, I Buchan, B Bridgewater (2014). Surgeon length of service and risk-adjusted outcomes: linked observational analysis of the UK National Adult Cardiac Surgery Audit Registry and General Medical Council Register. J R Soc Med.

Grant SW, Hickey GL, Carlson ED, McCollum CN (2014). Comparison of three contemporary risk scores for mortality following elective abdominal aortic aneurysm (AAA) repair. Eur J Vasc Endovasc Surg.

Dimarakis I, Grant SW, Hickey GL, Patel R, Livesey S, Moat N, Wells F, Bridgewater B (2014). Mitral valve prosthesis choice for patients aged 65 and over in the UK. Are the guidelines being followed and does it matter?. Heart.

Grant SW, Hickey GL, Grayson AD, McCollum C (2013). Regarding: Validation of three models predicting in-hospital death in patients with an abdominal aortic aneurysm eligible for both endovascular and open repair. J Vasc Surg.

McAllister K, Hickey G, Grant S, Bridgewater B, Buchan I (2013). Discriminating clinical outcome models may drift unacceptably: example of cardiac surgery mortality. J Epi Comm Health.

Hickey GL, Grant SW, Caiado C, Kendall S, Dunning J, Poullis M, Buchan I, Bridgewater B (2013). Dynamic prediction modeling approaches for cardiac surgery. Circ Cardiovasc Qual Outcomes.

Hickey GL, Grant SW, Bridgewater B (2013). Validation of the EuroSCORE II: should we be concerned with retrospective performance?. EJCTS.

Hickey GL, Grant SW, Cosgriff R, Dimarakis I, Pagano D, Kappetein AP, Bridgewater B (2013). Clinical registries: governance, management, analysis and applications. Heart.

Hickey GL, Cosgriff R, Grant SW, Cooper G, Deanfield J, Roxburgh J, Bridgewater B (2013). A technical review of the United Kingdom National Adult Cardiac Surgery Governance analysis 2008-11. EJCTS.

Grant SW, Hickey GL, Cosgriff R, Cooper G, Deanfield J, Roxburgh J, Bridgewater B (2013). Creating transparency in UK adult cardiac surgery data. Heart.

Cosgriff R, Hickey GL, Grant SW, Bridgewater B (2013). UK heart surgery: What patients can expect from their surgeons. *NICOR, London.

Hickey GL, Grant SW, Murphy GJ, Bhabra M, Pagano D, McAllister K, Buchan I, Bridgewater B (2013). Dynamic trends in cardiac surgery: why the logistic EuroSCORE is no longer suitable for contemporary cardiac surgery and implications for future risk models. EJCTS.

Ludman PF, Cunningham AD, Moat NE, Bridgewater B, Hickey G, de Belder MA, Hildick-Smith D (2013). An all-embracing analysis combining the UK TAVI and cardiac surgical registries (in NICOR) to describe the activity, trend and outcomes in 36 026 patients who underwent aortic valve intervention in the 5 years from 2006 to 2010. Heart.

Grant SW, Hickey GL, Grayson AD, Mitchell DC, McCollum CN (2013). National risk prediction model for elective abdominal aortic aneurysm repair. BJS.

Grant SW, Hickey GL, Grayson AD, Mitchell DC, McCollum CN (2013). The development of a national risk prediction model for elective abdominal aortic aneurysm (AAA) repair. BJS.

Hickey GL, Hart A (2013). Statistical aspects of risk characterization in ecotoxicology. Risk and Uncertainty Assessment for Natural Hazards.

Grant SW, Hickey GL, Dimarakis I, Cooper G, Jenkins DP, Uppal R, Buchan I, Bridgewater B (2013). Performance of the EuroSCORE models in emergency cardiac surgery. Circ Cardiovasc Qual Outcomes.

Bridgewater B, Hickey GL, Cooper G, Deanfield R, Roxburgh J (2013). Publishing cardiac surgery mortality rates: lessons for other specialties. BMJ.

SW Grant, GL Hickey, I Dimarakis, U Trivedi, A Bryan, T Treasure, G Cooper, D Pagano, I Buchan, B Bridgewater (2012). How does EuroSCORE II perform in UK cardiac surgery; an analysis of 23,740 patients from the Society for Cardiothoracic Surgery of GB and Ireland National database. Heart.

Hartley RA, Pichel AC, Grant SW, Hickey GL, Lancaster PL, Wisely NA, McCollum CN, Atkinson D (2012). Preoperative cardiopulmonary exercise testing and risk of early mortality following abdominal aortic aneurysm repair. BJS.

Craig PS, Hickey GL, Luttik R, Hart A (2012). Species non-exchangeability in ecotoxicological probabilistic risk assessment. JRSS A.

Craig PS, Hickey GL, Luttik R, Hart A (2012). Global scale variation in the salinity sensitivity of riverine macroinvertebrates: comparisons between Eastern Australia, France, Israel and South Africa. PLoS One.

Hickey GL, Craig PS (2012). Competing statistical methods for the fitting of normal species sensitivity distributions: recommendations for practitioners. Risk Anal.

Hickey GL, Craig PS, Luttik R, De Zwart D (2012). On the quantification of intertest variability in ecotoxicity data with application to species sensitivity distributions. Environ Toxicol Chem.

Bridgewater B, Grant SW, Hickey GL, Fazal N (2012). National adult cardiac surgery audit report. Annual report: April 2010 – March 2011. NICOR, London.

Hickey GL, Bridgewater, B (2012). How well calibrated is EuroSCORE II?. EJCTS.

Grant SW, Hickey GL, Taggart DP, Roxburgh J, Cooper G, Bridgewater B (2012). UK cardiac surgery is safe no matter what day of the week; an analysis of the SCTS database. BMJ.

Hickey GL (2010). Ecotoxicological risk assessment: developments in PNEC estimation. Ph.D. Thesis, University of Durham.

Hickey GL, Craig PS, Hart A (2009). On the application of loss functions in determining assessment factors for ecological risk. Ecotoxicol Environ Saf.

Hickey GL, Kefford BJ, Dunlop JE, Craig PS (2008). Making species salinity sensitivity distributions reflective of naturally occurring communities: using rapid testing and Bayesian statistics. Env Toxicol Chem.

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Hickey GL (2006). The linear calibration problem: a Bayesian analysis. MMath Dissertation, University of Durham.