Peer-reviewed Publications
In Press
- Marshall AH, Zenga M "Simulating Coxian Ph Distributions for Patient Survival", ITORS (forthcoming).
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Payne K, Marshall A H, Cairns K J (2011) "Investigating the efficiency of fitting Coxian phase-type distributions to health care data", IMA J Management Math, doi: 10.1093/imaman/dpr008.
- Shaw B, Marshall A H, Donaghy R "Computational learning of the conditional phase-type distribution", submitted to Computational Statistics and Data Analysis (forthcoming).
2011
- Cairns K J , Marshall A H (2011) "Assessment of the benefits of Discrete Conditional Survival Models in modelling ambulance response times", International Journal of Health Management and Information (IJHMI), 2, pp. 1-23.
- Cairns K J , Marshall A H, Kee F (2011) "Using Simulation to assess Cardiac First-Responder Schemes exhibiting Stochastic and Spatial Complexities", J Opl Res Soc, 62, pp. 982-991.
2008
- Cairns K J, Hamilton A J, Marshall A H, Moore M J, Adgey A A J, Kee F (2008) "The obstacles to maximising the impact of Public Access Defibrillation. An assessment of the dispatch mechanism for Out of Hospital Cardiac Arrest", Heart, 94, pp. 349-353.
- Moore M J, Hamilton A J, Cairns K J, Marshall A H, Glover B M, McCann C J, Jordan J E, Kee F, Adgey A A J (2008) "The Northern Ireland Public Access Defibrillation (NIPAD) Study: effectiveness in Urban and Rural Populations", Heart, 94, pp. 1614-1619.
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Quinn M, Rainey A, Cairns K J, Marshall A H, Savage G, Kee F, Maxwell A P, Reaney E, Fogarty D G (2008) "The Practical Implications of Using Standardised Estimation Equations in Calculating the Prevalence of Chronic Kidney Disease", Nephrol. Dial. Transplant., 23, pp. 542-548.
- Rainey A, Cairns K J, Marshall A H, Quinn M P, Savage G, Fogarty D (2008) "The effects of anti-hypertensive drugs evaluated using Markov modelling for Northern Ireland Chronic Kidney Disease patients", Proceedings of the 21st IEEE International Symposium on Computer-Based Medical Systems, Jyväskylä, Finland: pp.530-535.
2007
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Burns M L, Marshall A H (2007) "Identifying the heterogeneity of patients in
an Accident and Emergency department using a Bayesian classification model", Skiadas (Ed), Recent Advances in Stochastic Modelling & Data Analysis, pp. 162 - 171.
- Denny F, Marshall A H, Stevenson M R, Hart P M, Chakravarthy U (2007) "Rasch Analysis of the Daily Living Tasks Dependent on Vision (DLTV)", Invest Ophthamol Vis Sci, 48, pp. 1976 - 1982.
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Marshall A H, Burns M L, Shaw B (2007) "Patient Activity in Hospital using Discrete Conditional Phase-type (DC-PH) Models", Skiadas (Ed), Recent Advances in Stochastic Modelling & Data Analysis, pp. 154 - 161.
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Marshall A H, Burns M L (2007) "A Bayesian Network Hybrid Model for Representing Accident and Emergency Waiting Times", Proceedings of the 20th IEEE Symposium on Computer Based Medical Systems (CBMS), Maribor, Slovenia, p.91-96.
- Marshall A H, Shaw B, McClean S I (2007) "Estimating costs for a group of geriatric patients using the Coxian phase-type distribution", Statistics in Medicine, 26, pp. 2716 - 2729.
- Shaw B, Marshall A H (2007) "Modelling the flow of congestive heart failure patients through a hospital system", Journal of Operational Research Society, 58 (2), pp. 212 - 218.
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Shaw B, Marshall AH (2007) "Modelling the total time spent in an
Accident and Emergency department and the associated costs", Skiadas (Ed), Recent Advances in Stochastic Modelling & Data Analysis, pp. 172 - 180.
- Shaw B, Marshall A H (2007) "Managing a Hospital Geriatric Ward: Identifying Cost-Effective Strategies", Proc. 31st Annual Conf of the European Working Group on OR Applied to Health Service (ORAHS), pp. 39-52.
2006
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Donaghy R, Marshall A H (2006) "Intelligent Patient Management using Dynamic Models of Clinical Variables", Proceedings of the 19th IEEE Symposium on Computer Based Medical Systems (CBMS), Salt Lake City, pp. 805-812.
- Marshall A H, Cairns K J, Kee F, Moore M J, Hamilton A J, Adgey A A J (2006) "A Monte Carlo Simulation Model to Assess Volunteer Response Times in a
Public Access Defibrillation Scheme in Northern Ireland", Proceedings of the 19th IEEE International Symposium on Computer-Based Medical Systems, Salt Lake City, pp. 783 - 788.
- Shaw B, Marshall A H (2006) "Modeling the Health Care Costs of Geriatric Inpatients", IEEE Transactions on Information Technology in Biomedicine, 10 (3), pp. 526 - 532.
2005
- Cairns K J, Marshall A H, Kee F (2005) "A Public Access Defibrillation Trial in Urban and Rural
Communities in Northern Ireland: Developing the Roster Model", Proceedings of the 18th IEEE International Symposium on Computer-Based Medical Systems, Dublin, pp. 497-502.
- Marshall A H, Sterritt R (2005) "Clustering Gene Expression Data using Continuous Markov Models", IEEE Computational Systems Bioinformatics, Controlling Complexity Workshop, pp. 314 - 321.
- Marshall A H, Vasilakis C, El-Darzi E (2005) "Length of Stay-Based Patient Flow Models: Recent Developments and Future Directions", Health Care Management Science Journal, 8 (3), pp. 213 - 220.
- Shaw B, Marshall A H (2005) "A Bayesian approach to modelling inpatient expenditure", Proceedings of the 18th IEEE Symposium on Computer Based Medical Systems (CBMS), Trinity University, Dublin, pp. 491-496.
- Sterritt R, Marshall A H (2005) "Dynamic Bayesian Networks: A Contribution to Autonomic Communications and the Knowledge Plane?", 19th International Joint Conference on Artificial Intelligence (IJCAI), Workshop on AI and Autonomic Communications , pp. 29 - 35.
- Vasilakis C, Marshall A H (2005) "Modelling nationwide hospital length of stay: opening the black box", Journal of Operational Research Society, 56 (7), pp. 862 - 869.
2004
- Marshall A H, McClean S I (2004) "Using Coxian Phase-Type Distributions to Identify Patient Characteristics for Duration of Stay in Hospital", Health Care Management Science Journal, 7 (4), pp. 285 - 289.
- Marshall A H, McClean S I, Millard P H (2004) "Addressing Bed Costs for the Elderly: A New Methodology for Modelling Patient Outcomes and Length of Stay", Health Care Management Science Journal, 7 (1), pp. 27 - 33.
2003
- Marshall A H, McClean S I (2003) "Conditional Phase-Type Distributions for Modelling Patient Length of Stay in Hospital", International Transactions in Operational Research, 10 (6), pp. 565 - 576.
- Marshall A H, Vasilakis C (2003) "An Overview of Modelling Patient Behaviour in Health Care Systems", Young Operational Research Society Conference 13, Keynote papers, pp. 31 - 45, The OR Society, ISBN 0 903440 28 8.
2002
- Marshall A H, Bell D A, Sterritt R (2002) "Handling Uncertainty in a Medical Study of Dietary Intake During Pregnancy", Soft-Ware - 1st International Conference on Computing in an Imperfect World, Belfast, April 2002, Eds: D W Bustard, W Liu, R Sterritt, LNCS 2311 Springer-Verlag, pp. 206 - 216.
- Marshall A H, McClean S I, Shapcott C M, Millard P H (2002) "Modelling Patient Duration of Stay to Facilitate Resource Management of Geriatric Hospitals", Health Care Management Science Journal, 5 (4), pp. 313 - 319.
2001
- Marshall A H, McClean S I, Shapcott C M, Hastie I R, Millard P H (2001) "Developing a Bayesian Belief Network for the Management of Geriatric Hospital Care", Health Care Management Science Journal, 4 (1), pp. 25 - 30.
- Marshall A H, McClean S I, Shapcott C M, Millard P H (2001) "Modelling Patient Outcomes Using Conditional Phase-type Distributions", 10th International Symposium on Applied Stochastic Models and Data Analysis, Compiègne, France, Vol. 2, pp. 728 - 734.
2000
- Marshall A H, McClean S I, Shapcott C M, Millard P H (2000) "Learning Dynamic Bayesian Belief Networks using Conditional Phase-Type Distributions", Notes in Artificial Intelligence 1910, Principles of Data Mining and Knowledge Discovery, Lyon, France, pp. 516 - 523.
- Sterritt R, Marshall A H, Shapcott C M, McClean S I (2000) "Exploring Dynamic Bayesian Belief Networks for Intelligent Fault Management Systems", IEEE International Conference on Systems, Man and Cybernetics, Nashville, Tennessee, USA, pp. 3646 - 3652.
1999
- Marshall A H, McClean S I, Shapcott C M, Millard P H (1999) "Using Bayesian Belief Networks to Predict the Survival of Stroke Patients", IX International Symposium on Applied Stochastic Models and Data Analysis, Lisbon, Portugal, pp. 112 - 116.
Other conference/talk contributions
2012
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Payne K, Marshall A H, Cairns K J, McCall E, Craig S (2012) "Statistical Modelling of the NICORE Data",
Northern Ireland Neonatal Clinicians, January 2012, Royal Maternity
Hospital, Belfast, UK.
2011
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McCrink L, Marshall A H, Cairns K J (2011) "Joint Modelling of Longitudinal and Survival Data: A comparison of Joint and Independent Models", 58th ISI World Statistics Congress, The International Statistical Institute, 21-26 August 2011, Dublin, Ireland.
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McCrink L, Marshall A H, Cairns K J (2011) "A Comparison of Marginal and Multilevel models: Modelling haemoglobin variability for haemodialysis patients", Young Statisticians Meeting, Satellite Event of the 58th ISI World Congress, The International Statistical Institute, 19-21 August 2011, Dublin, Ireland, p. 68.
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McCrink L, Marshall A H, Cairns K J (2011) "Simultaneously Modelling Patients' Haemoglobin Variability and Survival: A Joint Model Approach", Annual Conference on Applied Statistics in Ireland (CASI), The Irish Statistical Association, 18-20 May 2011, Galway, Ireland, p. 96.
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McCrink L, Marshall A H, Cairns K J, Fogarty D, Casula A (2011) "The use of longitudinal techniques to identify the characteristics associated with haemoglobin variability in haemodialysis patients", BRS/RA Conference 2011, The British Renal Society, 6-9 June 2011, Birmingham, UK.
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McQuillan J, Marshall A H and Cairns K J (2011) "Using Conditional Phase-Type Distributions to Model Elderly Patient's Length of Stay in Northern Ireland Hospitals",
The 31st Conference on Applied Statistics in Ireland (CASI), The Irish Statistical Association, 18-20 May 2011, The Galway Bay Hotel, Salthill, Co. Galway, Ireland.
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McQuillan J, Marshall A H and Cairns K J (2011) "Using Conditional Phase-Type Distributions to Model Hospital Length of Stay of Geriatric Patients-Identifying Patient Characteristics Influencing Discharge Destination", Young Statisticians Meeting Satellite Event of the 58th ISI World Congress, 19-21 August 2011, Trinity College, Dublin, Ireland, p.71.
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McQuillan J, Marshall A H, Cairns K J and Payne K (2011) "Modelling Length of Stay of Elderly Patients in Hospital in Northern Ireland Using the Discrete Conditional Phase-Type Distribution with a Bayesian Network Component",
ORAHS 2011, 24-29 July 2011, Cardiff University, UK, p. 65.
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Payne K, Marshall A H (2011) "Bootstrapping Bayesian Networks in a Conditional Phase-type distribution to
model patient length of stay data in hospital",
the 14th Conference of the ASMDA International Society, 7-10 June 2011,
Rome, Italy.
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Payne K, Marshall A H, Cairns K J (2011) "Coxian Phase-type modelling of elderly patients in hospital", Young OR (YOR17), 5-7 April 2011, Nottingham, UK, p. 43.
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Payne K, Marshall A H, Cairns K J, McCall E, Craig S (2011) "Statistical Modelling of the NICORE Data",
NICORE Steering Group Meeting, 28th November 2011, Royal Maternity Hospital,
Belfast, UK.
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Payne K, Marshall A H, Cairns K J, McCall E, Craig S (2011) "Modelling the development of late-onset sepsis and corresponding length of stay
within preterm neonatal care",
4th International Conference of the ERCIM WG on Computing & Statistics,
17-19 December 2011, University of London, UK, pp. 114.
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Payne K, Marshall A H, Cairns K J, McCall E, Craig S (2011) "Identifying factors effecting length of stay within neonatal care using Discrete Conditional phase-type models",
Annual Conference on Applied Statistics in Ireland (CASI), The Irish Statistical Association, 18-20 May 2011, Galway, Ireland, p. 46.
2010
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Cairns K J, Allen C R, Marshall A H (2010) "Assessing different deployment plans of a colorectal screening programme through discrete event simulation", 36th Annual Conference on Operational Research Applied to Health Services (ORAHS), 18-23 July 2010, Genova, Italy, p. 57.
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Cairns K J, Allen C R, Marshall A H (2010) "Evaluating different deployment plans of a colorectal screening programme through discrete event simulation", Annual Conference on Applied Statistics in Ireland (CASI), The Irish Statistical Association, 16-18 May 2010, Portrush, UK, pp. 19-20.
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McCrink L, Marshall A H, Cairns K J (2010) "Comparison of Marginal and Random Effects Models: The effect of age on renal function", Annual Conference on Applied Statistics in Ireland (CASI), The Irish Statistical Association, 16-18 May 2010, Portrush, UK, pp. 77-78.
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Payne K, Marshall A H, Cairns K J (2010) "Clustering Geriatric Patients using Continuous Markov Models", Annual Conference on Applied Statistics in Ireland (CASI), The Irish Statistical Association, 16-18 May 2010, Portrush, UK, pp. 98-99.
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Payne K, Marshall A H, Cairns K J (2010) "Investigating Approaches for Efficient Fitting of
Coxian Phase-type Distributions for Healthcare Data", 6th IMA Conference on Quantitative Modelling in the Management of Health Care, 29-31 March 2010, London, UK, pp.40-41.
2009
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Cairns K J, Allen C R, Marshall A H (2009) "Using Discrete Event Simulation to assess the impact of a colorectal screening programme", Royal Statistical Society (RSS) Conference, 7-11 September 2009, Edinburgh, UK, p. 79.
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Cairns K J, Marshall A H (2009) "Assessment of the benefits of Discrete Conditional Survival Models in modelling ambulance response times", 35th Annual Conference on Operational Research Applied to Health Services (ORAHS), 12-17 July 2009, Leuven, Belgium (ISBN: 9789081409902, 8 pages).
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Cairns K J, Marshall A H (2009) "Using simulation to assess a novel public health scheme with spatial complexities", 23rd European Conference on Operational Research (EURO XXIII), 5-8 July 2009, Bonn, Germany.
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Cairns K J, Marshall A H (2009) "Building a simulation-based model to assess a novel public health scheme with stochastic and spatial complexities", Annual Conference on Applied Statistics in Ireland (CASI), The Irish Statistical Association, 13-15 May 2009, Mullingar, Ireland, pp. 37-38.
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Cairns K J, Marshall A H (2009) "Building a simulation-based model to assess the cost-effectiveness of cardiac First-Responder schemes", Young Operational Research Conference 16 (YOR 16), 24-26 March 2009, University of Warwick, Warwickshire, UK.
- Denny F, Marshall A H, Stevenson M R, Chakravarthy U (2009) "Assessment of fit for Item Response Theory Models to Ordinal Data", Royal Statistical Society (RSS) Conference, 7-11 September 2009, Edinburgh, UK, p. 218.
- Denny F, Marshall A H, Stevenson M R, Chakravarthy U (2009) "Rescoring Health-Related Quality of Life Questionnaires", Annual Conference on Applied Statistics in Ireland (CASI), The Irish Statistical Association, 13-15 May 2009, Mullingar, Ireland, pp. 15-16.
- Denny F, Marshall A H, Stevenson M R, Chakravarthy U (2009)
"Self Reported
Visual Functioning and Quality of Life in the Subfoveal Radiotherapy
Study (SFRADS)", Association for Research in Vision and Ophthalmology
Annual Meeting, Fort Lauderdale, USA, program number 3764
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Kee F, Cairns K J, Hamilton A J, Marshall A H, Adgey A A J (2009) "Cost-utility analysis of a mobile cardiac first responder scheme in a rural geography", 31st Annual Meeting of the Society for Medical Decision Making, 18-21 October 2009, Holywood, USA.
- Napolitano G, Gonzáles Beltrán A, Fox C, Marshall A, Finkelstein A, McCarron P (2009) "Biomedical Ontologies and Grid Computing as New Resources for Cancer Registries", Proceedings of the International Conference on Health Informatics 2009, Porto, Portugal.
2008
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Cairns K J, Marshall A H, Hamilton A J, Kee F (2008) "Assessing the cost-effectiveness of first-responder Public Access Defibrillation schemes via simulation", Centenary Symposium on Mathematical and Statistical Modelling in Medicine and Health Science, 28 October, Queen's University Belfast, Belfast.
- Denny F, Marshall A H, Stevenson M R, Hart P M, Chakravarthy U (2008)
"Comparing Ordinal Regression with Rasch analysis in an Ophthalmic
Context", International Biometric Conference, University College Dublin, Ireland, ref 330
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Hamilton A J, Cairns K J, Marshall A H, Kee F (2008) "Effectiveness and cost-effectiveness of a mobile first-responder public access defibrillation scheme in a rural region", European Society For Medical Decision Making (ESMDM) Conference, 1-4 June, Engelberg, Switzerland.
2007
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Burns M L, Marshall A H (2007) "Identifying the heterogeneity of patients in
an Accident and Emergency department using a Bayesian classification model", Proceedings of Applied Stochastic Models and Data Analysis, Crete, Greece.
- Denny F, Marshall A H, Stevenson M R, Hart P M, Chakravarthy U (2007)
"Investigating the Scoring System of the Daily Living Tasks Dependent on
Vision (DLTV) Using Rasch Analysis", Association for Research in Vision
and Ophthalmology Annual Meeting, Fort Lauderdale, USA, p. 104
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Hamilton A J, Cairns K J, Moore M J, Marshall A H, Adgey A A J, Kee F (2007) "A Public Access Defibrillation Scheme in Northern Ireland: The Impact of the Emergency Services Dispatch Mechanism on the Success of the Scheme", 58th Annual General Meeting of the Irish Cardiac Society, Holywood, UK, Irish Journal of Medical Science 176, Supplement 7, pp. S295-336.
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Kee F, Hamilton A J, Cairns K J, Moore M J, Marshall A H, Jordan J, Adgey A A J (2007) "Lessons learned from the Northern Ireland Public Access Defibrillation project: implications for public health", Research and Development Office Conference, 26 September, W5, Belfast.
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Marshall A H, Burns M L, Shaw B (2007) "Patient Activity in Hospital using Discrete Conditional Phase-type (DC-PH) Models", Proceedings of Applied Stochastic Models and Data Analysis, Crete, Greece.
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Moore M J, Hamilton A J, Cairns K J, Glover B M, Ferguson P, Gray D, Marshall A H, Adgey A A J, Kee F (2007) "A study of the effectiveness of Public Access Defibrillation in urban and rural populations in Northern Ireland: The Northern Ireland Public Access Defibrillation (NIPAD) study", British Cardiovascular Society, Glasgow, UK, Heart 93, Supplement 1, p. A65 (abstract 161).
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Moore M J, Hamilton A J, Cairns K J, Glover B M, Ferguson P, Gray D, Marshall A H, Adgey A A J, Kee F (2007) "A study of the effectiveness of public access defibrillation in urban and rural populations in Northern Ireland: The Northern Ireland Public Access Defibrillation (NIPAD) study", 58th Annual General Meeting of the Irish Cardiac Society, Holywood, UK, Irish Journal of Medical Science 176, Supplement 7, pp. S295-336.
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Quinn M, Rainey A, Cairns K J, Marshall A H, Fogarty D (2007), "Estimated glomerular filtration rates (eGFR): predicting progression is dependent on accuracy", QJM 100 (6), pp. 390-391.
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Quinn M, Rainey A, Cairns K J, Marshall A H, Kee F, Savage G, Fogarty D (2007) "Managing Nephrology Outpatients-Too many inappropriate referrals? Not enough nephrologists.", UK Consensus Conference on Early
Chronic Kidney Disease, Royal College of Physicians of Edinburgh, Edinburgh, UK, Nephrol. Dial. Transplant., 22, Supplement 9, pp. 57.
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Quinn M, Rainey A, Cairns K J, Marshall A H, Kee F, Savage G, Fogarty D (2007) "Standarising Estimated Glomerular Filtration Rates (eGFR): Do Laboratory Methods Really Matter in Practice?", The Renal Association Annual Conference, Brighton
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Quinn M, Rainey A, Cairns K J, Marshall A H, Kee F, Savage G, Fogarty D (2007) "Standarising Estimated Glomerular Filtration Rates (eGFR): Do Laboratory Methods Really Matter in Practice?", European Renal Association Annual Conference, Barcelona, Spain, Nephrol. Dial. Transplant., 22, Supplement 6, pp. 85-86.
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Quinn M, Rainey A, Cairns K J, Marshall A H, Kee F, Savage G, Fogarty D (2007), "Standardising eGFR Equations: Implications for CKD Epidemiology and Practice", The American Society of Nephrology, San Francisco, California
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Quinn M, Rainey A, Cairns K J, Marshall A H, Kee F, Savage G, Fogarty D (2007), "Use of &Delta eGFR in Assessing Progression, Regression and Mortality of Chronic Kidney Disease", The American Society of Nephrology, San Francisco, California
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Rainey A, Quinn M, Cairns K J, Marshall A H, Kee F, Savage G, Fogarty D (2007) "&Delta eGFR: An intuitive method of assessing progression and regression of chronic kidney disease (CKD).", UK Consensus Conference on Early Chronic Kidney Disease, Royal College of Physicians of Edinburgh, Edinburgh, UK, Nephrol. Dial. Transplant., 22, Supplement 9, pp. 58.
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Rainey A, Quinn M, Cairns K J, Marshall A H, Kee F, Savage G, Fogarty D (2007) "Making the Most of Nephrology Clinics: &Delta eGFR an Intuitive Method of Assessing Progression and Regression of Chronic Kidney Disease (CKD)", The Renal Association Annual Conference, Brighton
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Rainey A, Quinn M, Cairns K J, Marshall A H, Kee F, Savage G, Fogarty D (2007) "Getting the most from nephrology outpatients: &Delta eGFR an intuitive method of assessing progression and regression of chronic kidney disease (CKD)", European Renal Association Annual Conference, Barcelona, Spain, Nephrol. Dial. Transplant., 22, Supplement 6, pp. 76-77.
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Rainey A, Marshall A H, Cairns K J, Quinn M, Savage G, Fogarty D (2007) "Developing A 3 State Markov Model For Northern Ireland Chronic Kidney Disease Patients", Annual Conference on Applied Statistics in Ireland (CASI), The Irish Statistical Association, Dundrum, County Tipperary
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Shaw B, Marshall AH (2007) "Modelling the total time spent in an
Accident and Emergency department and the associated costs", Proceedings of Applied Stochastic Models and Data Analysis, Crete, Greece.
2006
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Cairns K J, Marshall A H, Hamilton A J, Moore M J, Adgey A A J, Kee F (2006) "A Monte Carlo Simulation Model to Assess the Impact of a Public Access Defibrillation Scheme in Northern Ireland", Royal Statistical Society Conference, Belfast.
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Cairns K J, Hamilton A J, Moore M J, Marshall A H, Adgey A A J, Kee F (2006) "A Public Access Defibrillation scheme in Northern Ireland: the impact of the emergency medical services dispatch mechanism on the success of the scheme", Second North American Congress of Epidemiology, Seattle, USA, Am. J. Epidemiol., 163 (Suppl.): S5.
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Cairns K J, Marshall A H, Hamilton A J, Moore M J, Adgey A A J, Kee F (2006) "A Public Access Defibrillation scheme in Northern Ireland: building a simulation model to assess its impact", Annual Presentation at House of Commons for UK National Science Week, London, UK.
- Denny F, Marshall A H, Stevenson M R, Hart P M, Chakravarthy U (2006) "Validation of the Daily Living Tasks Dependent on Vision (DLTV) Score using Rasch Analysis", Royal Statistical Society Conference, Belfast, Northern Ireland, p. 157
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Donaghy R, Marshall A H (2006) "Using Patient Survival Time and Dynamic Clinical Variables to Determine Characteristics of the Hidden Phases in a Coxian Hidden Markov Model", International Conference on Statistical Latent Variables Models in the Health Sciences", Perugia, Italy, pp. ?
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Donaghy R, Marshall A H, Shaw B (2006) "Determining maximum likelihood parameters of a Coxian phase-type distribution", Royal Statistical Society Conference, Belfast, pp. 136
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Donaghy R, Marshall A H (2006) "An Approach for Estimating the Parameters of a Coxian Phase-type Distribution", Conference on Applied Statistics in Ireland, Kilarney, pp. 39-40
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Moore M J, Hamilton A J, Cairns K J, Ferguson P, Gray D, Marshall A H, Adgey A A J, Kee F (2006) "A Study of the Effectiveness of Public Access Defibrillation in Urban and Rural Populations in Northern Ireland: The Northern Ireland Public Access Defibrillation (NIPAD) Study", American Heart Association Scientific Sessions 2006, Chicago, USA, Circulation 114, Issue 18 Supplement (Session X. Abstract II_1199).
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Shaw B, Marshall A H, Donaghy R (2006) "Computational implementation of the conditional phase-type distribution", Royal Statistical Society Conference, Belfast, pp. 48
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Shaw B, Marshall A H, Donaghy R (2006) "Investigating some difficulties associated with optimisation techniques implemented in MATLAB", Conference on Applied Statistics in Ireland, Kilarney, pp. ??
2005
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Cairns K J, Marshall A H, Kee F, Moore M J, Adgey A A J (2005) "A Public Access Defibrillation scheme in Northern Ireland: exploring the impact of a mobile volunteer's availability", 27th Annual Meeting of the Society for Medical Decision Making, San Francisco, USA, Medical Decision Making, 26: E63
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Donaghy R, Marshall A H (2005) "Modelling the Health of ARMD Patients Eyes Using a Dynamic Bayesian Network", Conference on Applied Statistics in Ireland, Enniskillen, pp. 98-99
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Donaghy R, Marshall A H, (2005) "Modelling Patient Disease progression using Dynamic Bayesian Networks", Young Operational Research 14, University of Bath, pp. 26
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Donaghy R, Marshall A H, (2005) "A Bayesian Network Approach to Modelling Risk in Fracture Femur Patients", Young Statisticians Meeting, Dublin, pp. 58
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Marshall A H, Shaw B (2005) "Modelling patient flow in hospital using queuing theory", Operational Research 47, Chester University, U.K., pp. ??
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Moore M J, Cairns K J, Glover B M, McCann C J, Ferguson P, Gray D, Marshall A H, Kee F, Adgey A A J (2005) "The Methodology and Rationale for the Northern Ireland Public Access Defibrillation (NIPAD) Trial", Abstract of the Annual General Meeting of the Irish Cardiac Society, Killarney, Ireland, Irish Journal of Medical Science, 174 (Suppl 1): 18.
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Shaw B, Marshall A H (2005) "Modelling Bed Costs for the Elderly", NosoKinetics News, October Issue, pp. 2-3
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Shaw B, Marshall A H (2005) "Managing a Hospital Ward: Identifying Cost-Effective Strategies", Operational Research Applied to Health Care, August 2005, University of Southampton, U.K., pp. 44.
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Shaw B, Marshall A H (2005) "Financial Management of Geriatric Patients: A Conditional Phase-Type Approach", Young Operational Research 14, University of Bath, U.K., pp. 26.
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Shaw B, Marshall A H (2005) "Using a Markov Model to Manage Hospital Resource Allocation", Young Statisticians Meeting, Dublin, pp. 66.
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Shaw B, Marshall A H (2005) "Using the Coxian Phase-Type Distribution To Investigate Cost-Effective Strategies for the Management of Long-Stay Patients in Hospital", Conference on Applied Statistics in Ireland, Enniskillen, pp. 17-18.
2004
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Marshall A H, Donaghy R (2004) "Dynamic Bayesian Networks for Modelling Patient Length of Stay in Hospital", Conference on Applied Statistics in Ireland, Galway, pp. 33-34
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Marshall A H, Shaw B (2004) "Bayesian Networks for Health Care Applications - Models for Patient Outcomes and Length of Stay in Hospital". 4th IMA Conference on Quantitative Modelling in the Management of Health Care (QMMHC), University of Salford, U.K., pp. 47-48.
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Shaw B, Marshall A H (2004) "Estimating the Costs for a Cohort of Geriatric Patients Using the Coxian Phase-Type Distribution", Conference on Applied Statistics in Ireland, Galway, pp. 20-22.
2003
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Marshall A H, Shaw B (2003) "Fitting Coxian Phase-Type Distributions to Patient Length of Stay", Conference on Applied Statistics in Ireland, Mullingar, pp. 39-41.
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