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Peter May
Research Fellow, Public Health & Primary Care


Economist and health scientist focusing on care for people with serious medical illness and complex needs. I design, run and analyse evaluations of interventions for patients and their families. In addition to our studies in Ireland, I collaborate extensively with research groups in the United Kingdom, the United States, Europe and elsewhere.

Publications and Further Research Outputs

Peer-Reviewed Publications

May P, Morrison RS, Murtagh FE., Current state of the economics of palliative and end-of-life care: A clinical view., Palliative medicine, 31, (4), 2017, p293-295 Journal Article, 2017 DOI

May P, Garrido MM, Cassel JB, Kelley AS, Meier DE, Normand C, Smith TJ, Morrison RS., Cost analysis of a prospective multi-site cohort study of palliative care consultation teams for adults with advanced cancer: Where do cost-savings come from?, Palliative medicine, 31, (4), 2017, p378-386 Journal Article, 2017 DOI

May P, Garrido MM, Aldridge MD, Cassel JB, Kelley AS, Meier DE, Normand C, Penrod JD, Smith TJ, Morrison RS., Prospective Cohort Study of Hospitalized Adults With Advanced Cancer: Associations Between Complications, Comorbidity, and Utilization., Journal of hospital medicine, 12, (6), 2017, p407-413 Journal Article, 2017 DOI

Penrod JD, Garrido MM, McKendrick K, May P, Aldridge MD, Meier DE, Ornstein KA, Morrison RS., Characteristics of Hospitalized Cancer Patients Referred for Inpatient Palliative Care Consultation., Journal of palliative medicine, 2017 Journal Article, 2017 DOI

Chang S, May P, Goldstein NE, Wisnivesky J, Rosenzweig K, Morrison RS, Dharmarajan KV., A Palliative Radiation Oncology Consult Service's Impact on Care of Advanced Cancer Patients., Journal of palliative medicine, 2017 Journal Article, 2017 DOI

May P, Garrido MM, Del Fabbro E, Noreika D, Normand C, Skoro N, Cassel JB, Does modality matter? Palliative care units associated with more cost-avoidance than consultations., Journal of Pain and Symptom Management, Aug 22. pii: S0885-3, 2017 Journal Article, 2017 URL

May P, Garrido MM, Cassel JB, Morrison RS, Normand C, Using Length of Stay to Control for Unobserved Heterogeneity When Estimating Treatment Effect on Hospital Costs with Observational Data: Issues of Reliability, Robustness, and Usefulness., Health services research, 51, (5), 2016, p2020 - 2043 Journal Article, 2016

May P, Normand C, Analyzing the Impact of Palliative Care Interventions on Cost of Hospitalization: Practical Guidance for Choice of Dependent Variable., Journal of pain and symptom management, 52, (1), 2016, p100 - 106 Journal Article, 2016

May P, Garrido MM, Cassel JB, Kelley AS, Meier DE, Normand C, Stefanis L, Smith TJ, Morrison RS, Palliative Care Teams' Cost-Saving Effect Is Larger For Cancer Patients With Higher Numbers Of Comorbidities., Health affairs (Project Hope), 35, (1), 2016, p44-53 Journal Article, 2016 DOI

Johnston BM, Normand C, May P., Economics of Palliative Care: Measuring the Full Value of an Intervention, Journal of Palliative Medicine, 2016 Journal Article, 2016 DOI

May P, Garrido MM, Cassel JB, Kelley AS, Meier DE, Normand C, Smith TJ, Stefanis L, Morrison RS, Prospective Cohort Study of Hospital Palliative Care Teams for Inpatients With Advanced Cancer: Earlier Consultation Is Associated With Larger Cost-Saving Effect, Journal of Clinical Oncology, 33, (25), 2015, p2745 - 2752 Journal Article, 2015 DOI

May, P., Normand, C. & Morrison, R. S. , Economic impact of hospital inpatient palliative care consultation: review of current evidence and directions for future research. , Journal of Palliative Medicine, 17, (9), 2014, p1054-63 Journal Article, 2014 DOI TARA - Full Text

May, P., Hynes, G., McCallion, P., Payne, S., Larkin, P., McCarron, M, Policy analysis: Palliative care in Ireland, Health Policy, 115, (1), 2014, p68 - 74 Journal Article, 2014 TARA - Full Text DOI

May, Peter., Hynes, Geralyn., McCallion, Philip., Payne, Sheila., Higgins, Agnes., Larkin, Phil., McCarron, Mary , Challenges in increasing regional equity in palliative care service provision in Ireland , European Journal of Palliative Care, 20, (3), 2013, p130 - 133 Journal Article, 2013

Non-Peer-Reviewed Publications

P May, C McGarrigle, C Normand, The end of life experience of older adults in Ireland, Dublin, TILDA, Trinity College Dublin, December, 2017 Report, 2017 URL

Research Expertise


Economics of health care for people with serious medical illness and complex needs. Key skills: modelling cost data, estimating treatment effects, analysing observational data, research design, causal inference, propensity scoring.



International Health Economics Association (iHEA)

Health Economics Association of Ireland (HEAI)

Academy Health

All-Ireland Institute of Hospice and Palliative Care Research Network (PCRN)