Neil A. Hagen

10.2k total citations · 4 hit papers
102 papers, 7.4k citations indexed

About

Neil A. Hagen is a scholar working on Anesthesiology and Pain Medicine, Public Health, Environmental and Occupational Health and Physiology. According to data from OpenAlex, Neil A. Hagen has authored 102 papers receiving a total of 7.4k indexed citations (citations by other indexed papers that have themselves been cited), including 34 papers in Anesthesiology and Pain Medicine, 24 papers in Public Health, Environmental and Occupational Health and 23 papers in Physiology. Recurrent topics in Neil A. Hagen's work include Pain Management and Opioid Use (34 papers), Pain Mechanisms and Treatments (19 papers) and Palliative Care and End-of-Life Issues (18 papers). Neil A. Hagen is often cited by papers focused on Pain Management and Opioid Use (34 papers), Pain Mechanisms and Treatments (19 papers) and Palliative Care and End-of-Life Issues (18 papers). Neil A. Hagen collaborates with scholars based in Canada, United States and India. Neil A. Hagen's co-authors include Carla Stiles, Russell K. Portenoy, Patricia Biondo, Greta G. Cummings, Susan Armijo‐Olivo, Shane Sinclair, Susan McClement, Harvey Max Chochinov, Kim Fisher and Thomas F. Hack and has published in prestigious journals such as Journal of Clinical Oncology, Neurology and Cancer.

In The Last Decade

Neil A. Hagen

102 papers receiving 7.1k citations

Hit Papers

align trajectories

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

Assessment of study quality for systematic reviews: a comparison of the Cochrane Collaboration Risk of Bias Tool and the Effective Public Health Practice Project Quality Assessment Tool: methodological research

2010 1.3k citations Carla Stiles, Neil A. Hagen et al. profile →
Breakthrough pain: definition, prevalence and characteristics

1990 663 citations Russell K. Portenoy, Neil A. Hagen Pain profile →
Compassion: a scoping review of the healthcare literature

2016 315 citations Shane Sinclair, Jill M. Norris et al. BMC Palliative Care profile →
Sympathy, empathy, and compassion: A grounded theory study of palliative care patients’ understandings, experiences, and preferences

2016 311 citations Shane Sinclair, Thomas F. Hack et al. profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name	h						Papers	Cites
Neil A. Hagen Canada	43	1.8k	1.6k	1.4k	1.2k	1.2k	102	7.4k
Steven D. Passik United States	53	2.5k 1.4×	2.6k 1.6×	3.8k 2.7×	1.1k 0.9×	1.3k 1.0×	186	9.2k
Sandra E. Ward United States	44	2.3k 1.3×	2.3k 1.4×	2.3k 1.6×	717 0.6×	241 0.2×	125	6.4k
Howard G. Birnbaum United States	58	741 0.4×	895 0.5×	2.3k 1.6×	994 0.8×	891 0.7×	206	12.4k
Douglas Leslie United States	52	1.4k 0.8×	793 0.5×	1.3k 0.9×	913 0.8×	519 0.4×	283	10.4k
Marylin J. Dodd United States	57	935 0.5×	2.8k 1.7×	1.7k 1.2×	854 0.7×	670 0.6×	171	10.6k
Kathleen M. Foley United States	57	4.6k 2.5×	3.6k 2.2×	3.7k 2.6×	2.6k 2.1×	2.8k 2.3×	194	12.1k
Jon Håvard Loge Norway	45	512 0.3×	2.5k 1.6×	1.7k 1.2×	714 0.6×	498 0.4×	147	7.5k
Judith A. Paice United States	50	3.4k 1.9×	3.8k 2.3×	4.4k 3.1×	1.8k 1.5×	1.9k 1.6×	219	12.1k
Gary Donaldson United States	39	631 0.3×	803 0.5×	709 0.5×	790 0.6×	436 0.4×	132	4.8k
Marcia Grant United States	60	785 0.4×	3.0k 1.8×	3.6k 2.6×	2.5k 2.0×	985 0.8×	278	10.5k

Countries citing papers authored by Neil A. Hagen

Since Specialization

Citations

This map shows the geographic impact of Neil A. Hagen's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Neil A. Hagen with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Neil A. Hagen more than expected).

Fields of papers citing papers by Neil A. Hagen

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Neil A. Hagen. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Neil A. Hagen. The network helps show where Neil A. Hagen may publish in the future.

Co-authorship network of co-authors of Neil A. Hagen

This figure shows the co-authorship network connecting the top 25 collaborators of Neil A. Hagen. A scholar is included among the top collaborators of Neil A. Hagen based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Neil A. Hagen. Neil A. Hagen is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

Singh, Pavneet, Shelley Raffin‐Bouchal, Susan McClement, et al.. (2018). Healthcare providers’ perspectives on perceived barriers and facilitators of compassion: Results from a grounded theory study. Journal of Clinical Nursing. 27(9-10). 2083–2097. 42 indexed citations

Sinclair, Shane, Jill M. Norris, Shelagh McConnell, et al.. (2016). Compassion: a scoping review of the healthcare literature. BMC Palliative Care. 15(1). 6–6. 315 indexed citations breakdown →

Biondo, Patricia, et al.. (2011). Design and Implementation of an Online Course on Research Methods in Palliative Care: Lessons Learned. Journal of Palliative Medicine. 14(4). 413–419. 8 indexed citations

Hagen, Neil A., Bernard Lapointe, May Ong-Lam, et al.. (2011). A Multicentre Open-Label Safety and Efficacy Study of Tetrodotoxin for Cancer Pain. Current Oncology. 18(3). 109–116. 54 indexed citations

Craighead, Peter, Melissa Shea‐Budgell, Jill Nation, et al.. (2011). Hyperbaric Oxygen Therapy for Late Radiation Tissue Injury in Gynecologic Malignancies. Current Oncology. 18(5). 220–227. 38 indexed citations

Cummings, Greta G., Susan Armijo Olivo, Patricia Biondo, et al.. (2011). Effectiveness of Knowledge Translation Interventions to Improve Cancer Pain Management. Journal of Pain and Symptom Management. 41(5). 915–939. 61 indexed citations

Haugen, Dagny Faksvåg, Marianne Jensen Hjermstad, Neil A. Hagen, Augusto Caraceni, & Stein Kaasa. (2010). Assessment and classification of cancer breakthrough pain: A systematic literature review. Pain. 149(3). 476–482. 114 indexed citations

Stiles, Carla, Patricia Biondo, Greta G. Cummings, & Neil A. Hagen. (2010). Clinical Trials Focusing on Cancer Pain Educational Interventions: Core Components to Include During Planning and Reporting. Journal of Pain and Symptom Management. 40(2). 301–308. 14 indexed citations

Hagen, Neil A., Patricia Biondo, & Carla Stiles. (2008). Assessment and management of breakthrough pain in cancer patients: Current approaches and emerging research. Current Pain and Headache Reports. 12(4). 241–248. 26 indexed citations

10.

Hagen, Neil A., Patrick du Souich, Bernard Lapointe, et al.. (2008). Tetrodotoxin for Moderate to Severe Cancer Pain: A Randomized, Double Blind, Parallel Design Multicenter Study. Journal of Pain and Symptom Management. 35(4). 420–429. 73 indexed citations

11.

Nutley, Mark, Robert H. Mulloy, & Neil A. Hagen. (2006). Minimal postoperative pain using properitoneal nontension sutured repair of direct inguinal hernias. The American Journal of Surgery. 191(4). 479–482. 4 indexed citations

12.

Murray, Alison D. & Neil A. Hagen. (2005). Hydromorphone. Journal of Pain and Symptom Management. 29(5). 57–66. 108 indexed citations

13.

Mah, Manuel W., et al.. (2005). Understanding influenza vaccination attitudes at a Canadian cancer center. American Journal of Infection Control. 33(4). 243–250. 27 indexed citations

14.

Hagen, Neil A.. (2003). Research methodology in palliative care. Journal of Pain and Symptom Management. 26(5). 1065–1066. 1 indexed citations

15.

Hagen, Neil A., et al.. (1999). Methadone. Journal of Pain and Symptom Management. 18(5). 369–375. 50 indexed citations

16.

Gardner‐Nix, Jacqueline, B Goldman, Helen Hays, et al.. (1998). Use of Opioid Analgesics for the Treatment of Chronic Noncancer Pain ‐ A Consensus Statement and Guidelines from the Canadian Pain Society. Pain Research and Management. 3(4). 197–208. 21 indexed citations

17.

Cunningham, Johann, Walley Temple, Philip Mitchell, et al.. (1996). Cooperative Hernia Study. Annals of Surgery. 224(5). 598–602. 295 indexed citations

18.

Hagen, Neil A., Constance Cirrincione, Howard T. Thaler, & Lisa M. DeAngelis. (1990). The role of radiation therapy following resection of single brain metastasis from melanoma. Neurology. 40(1). 158–158. 128 indexed citations

19.

Hagen, Neil A.. (1990). PAIN IN CHILDREN. NATURE, ASSESSMENT, AND TREATMENT. 1990. By Patricia A. McGrath. Published by the Guilford Press. 466 pages. $53 Cdn. approx.. Canadian Journal of Neurological Sciences / Journal Canadien des Sciences Neurologiques. 17(3). 358–358. 1 indexed citations

20.

Hagen, Neil A., Brian Patrick O’Neill, & Patrick Kelly. (1987). Computer assisted stereotactic placement of Ommaya reservoirs for delivery of chemotherapeutic agents in cancer patients. Journal of Neuro-Oncology. 5(3). 273–276. 11 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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