Andrew J. Portal

893 total citations · 1 hit paper
13 papers, 629 citations indexed

About

Andrew J. Portal is a scholar working on Epidemiology, Hepatology and Surgery. According to data from OpenAlex, Andrew J. Portal has authored 13 papers receiving a total of 629 indexed citations (citations by other indexed papers that have themselves been cited), including 10 papers in Epidemiology, 8 papers in Hepatology and 3 papers in Surgery. Recurrent topics in Andrew J. Portal's work include Liver Disease Diagnosis and Treatment (10 papers), Liver Disease and Transplantation (8 papers) and Renal function and acid-base balance (2 papers). Andrew J. Portal is often cited by papers focused on Liver Disease Diagnosis and Treatment (10 papers), Liver Disease and Transplantation (8 papers) and Renal function and acid-base balance (2 papers). Andrew J. Portal collaborates with scholars based in United Kingdom, China and United States. Andrew J. Portal's co-authors include Julia Wendon, Yiannis Kallis, Derek W. Gilroy, Alastair O’Brien, Louise China, Ewan Forrest, Stephen Ryder, Gavin Wright, Nick Freemantle and Kushala Abeysekera and has published in prestigious journals such as New England Journal of Medicine, Journal of Hepatology and Liver Transplantation.

In The Last Decade

Andrew J. Portal

13 papers receiving 624 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.

A Randomized Trial of Albumin Infusions in Hospitalized Patients with Cirrhosis

2021 194 citations Louise China, Nick Freemantle et al. New England Journal of Medicine profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Andrew J. Portal United Kingdom	9	412	377	266	87	60	13	629
Mireia Miquel Spain	15	594 1.4×	555 1.5×	283 1.1×	49 0.6×	56 0.9×	60	882
Nicholas Lim United States	9	338 0.8×	267 0.7×	203 0.8×	47 0.5×	36 0.6×	50	459
Paz Valer Spain	4	383 0.9×	329 0.9×	213 0.8×	97 1.1×	38 0.6×	7	517
Helena Masnou Spain	12	545 1.3×	531 1.4×	223 0.8×	42 0.5×	46 0.8×	26	717
Christian Sicot France	9	294 0.7×	279 0.7×	162 0.6×	64 0.7×	18 0.3×	13	454
I. Umbro Italy	13	211 0.5×	133 0.4×	241 0.9×	126 1.4×	10 0.2×	40	532
L. Todros Italy	12	485 1.2×	366 1.0×	274 1.0×	71 0.8×	31 0.5×	23	688
Guillermo Ortiz United States	9	203 0.5×	137 0.4×	84 0.3×	75 0.9×	13 0.2×	14	395
Rémy Schwarzer Austria	16	572 1.4×	536 1.4×	169 0.6×	10 0.1×	32 0.5×	22	715
Alastair D. Smith United States	5	278 0.7×	163 0.4×	137 0.5×	13 0.1×	102 1.7×	5	380

Countries citing papers authored by Andrew J. Portal

Since Specialization

Citations

This map shows the geographic impact of Andrew J. Portal'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 Andrew J. Portal with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Andrew J. Portal more than expected).

Fields of papers citing papers by Andrew J. Portal

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Andrew J. Portal. 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 Andrew J. Portal. The network helps show where Andrew J. Portal may publish in the future.

Co-authorship network of co-authors of Andrew J. Portal

This figure shows the co-authorship network connecting the top 25 collaborators of Andrew J. Portal. A scholar is included among the top collaborators of Andrew J. Portal 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 Andrew J. Portal. Andrew J. Portal is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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13 of 13 papers shown

China, Louise, Nick Freemantle, Ewan Forrest, et al.. (2021). A Randomized Trial of Albumin Infusions in Hospitalized Patients with Cirrhosis. New England Journal of Medicine. 384(9). 808–817. 194 indexed citations breakdown →

China, Louise, Simon S. Skene, Nicholas Freemantle, et al.. (2020). ATTIRE: Albumin to prevent infection in chronic liver failure: an interventional randomised controlled trial. Journal of Hepatology. 73. S115–S115. 3 indexed citations

Abeysekera, Kushala, Gwen Fernandes, Gemma Hammerton, et al.. (2020). Prevalence of steatosis and fibrosis in young adults in the UK: a population-based study. The Lancet. Gastroenterology & hepatology. 5(3). 295–305. 126 indexed citations

Abeysekera, Kushala, James W. Orr, Gwen Fernandes, et al.. (2020). The effect of maternal pre-pregnancy obesity and infant nutrition on the development of non-alcoholic fatty liver disease in young adults - experience from the Avon longitudinal study of parents and children. Journal of Hepatology. 73. S48–S49. 2 indexed citations

Abeysekera, Kushala, Gwen Fernandes, Gemma Hammerton, et al.. (2019). GS-08-The prevalence of non-alcoholic fatty liver disease in young adults: An impending public health crisis?. Journal of Hepatology. 70(1). e45–e45. 1 indexed citations

Hudson, Ben, Anya Göpfert, Karen Forbes, et al.. (2016). Integration of palliative and supportive care in the management of advanced liver disease: development and evaluation of a prognostic screening tool and supportive care intervention. Frontline Gastroenterology. 8(1). 45–52. 32 indexed citations

Portal, Andrew J., et al.. (2013). UK wide survey on the prevention of post-ERCP pancreatitis. Frontline Gastroenterology. 5(2). 103–110. 23 indexed citations

Shawcross, Debbie L., Mark Austin, R.D. Abeles, et al.. (2012). The impact of organ dysfunction in cirrhosis: Survival at a cost?. Journal of Hepatology. 56(5). 1054–1062. 47 indexed citations

Foxton, Matthew, Andrew J. Portal, Elizabeth Sizer, et al.. (2010). Increased model for end-stage liver disease score at the time of liver transplant results in prolonged hospitalization and overall intensive care unit costs. Liver Transplantation. 16(5). 668–677. 83 indexed citations

10.

Portal, Andrew J., Mark McPhail, Matthew Bruce, et al.. (2010). Neutrophil gelatinase—Associated lipocalin predicts acute kidney injury in patients undergoing liver transplantation. Liver Transplantation. 16(11). 1257–1266. 77 indexed citations

11.

Portal, Andrew J., Mark Austin, & Michael A. Heneghan. (2007). Novel approaches to assessing renal function in cirrhotic liver disease. Hepatology Research. 37(9). 667–672. 9 indexed citations

12.

Antoniades, Charalambos G., Philip Berry, Matthew Bruce, et al.. (2007). Actin-free Gc globulin: A rapidly assessed biomarker of organ dysfunction in acute liver failure and cirrhosis. Liver Transplantation. 13(9). 1254–1261. 27 indexed citations

13.

Kennedy, John M. & Andrew J. Portal. (1990). Illusions: Can Change of Vantage Point and Invariant Impressions Remove Deception?. Ecological Psychology. 2(1). 37–53. 5 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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