Ale Algra

71.9k total citations · 15 hit papers
536 papers, 42.7k citations indexed

About

Ale Algra is a scholar working on Neurology, Pulmonary and Respiratory Medicine and Epidemiology. According to data from OpenAlex, Ale Algra has authored 536 papers receiving a total of 42.7k indexed citations (citations by other indexed papers that have themselves been cited), including 249 papers in Neurology, 194 papers in Pulmonary and Respiratory Medicine and 184 papers in Epidemiology. Recurrent topics in Ale Algra's work include Intracranial Aneurysms: Treatment and Complications (171 papers), Cerebrovascular and Carotid Artery Diseases (170 papers) and Acute Ischemic Stroke Management (164 papers). Ale Algra is often cited by papers focused on Intracranial Aneurysms: Treatment and Complications (171 papers), Cerebrovascular and Carotid Artery Diseases (170 papers) and Acute Ischemic Stroke Management (164 papers). Ale Algra collaborates with scholars based in Netherlands, United States and United Kingdom. Ale Algra's co-authors include Gabriël J.E. Rinkel, J. van Gijn, G. J. E. Rinkel, Paut Greebe, L. Jaap Kappelle, Jacoline E. C. Bromberg, J. van Gijn, Catharina J.M. Klijn, Nicolien K. de Rooij and Monique H.M. Vlak and has published in prestigious journals such as New England Journal of Medicine, The Lancet and JAMA.

In The Last Decade

Ale Algra

531 papers receiving 41.5k citations

Hit Papers

5 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.

Family history of subarachnoid haemorrhage: supplemental value of scrutinizing all relatives.

1997 3.5k citations Ale Algra et al. profile →
Incidence, case fatality, and functional outcome of intracerebral haemorrhage over time, according to age, sex, and ethnic origin: a systematic review and meta-analysis

2010 1.9k citations Gabriël J.E. Rinkel, Ale Algra et al. profile →
Prevalence of unruptured intracranial aneurysms, with emphasis on sex, age, comorbidity, country, and time period: a systematic review and meta-analysis

2011 1.4k citations Ale Algra, Gabriël J.E. Rinkel et al. profile →
Early decompressive surgery in malignant infarction of the middle cerebral artery: a pooled analysis of three randomised controlled trials

2007 1.1k citations Jeannette Hofmeijer, Éric Vicaut et al. profile →
Prevalence and Risk of Rupture of Intracranial Aneurysms

1998 1.1k citations Gabriël J.E. Rinkel, Ale Algra et al. Stroke profile →
Changes in case fatality of aneurysmal subarachnoid haemorrhage over time, according to age, sex, and region: a meta-analysis

2009 1.0k citations Ale Algra, Gabriël J.E. Rinkel et al. profile →
Long-term effect of aspirin on colorectal cancer incidence and mortality: 20-year follow-up of five randomised trials

2010 990 citations Peter M. Rothwell, Ale Algra et al. profile →
Development of the PHASES score for prediction of risk of rupture of intracranial aneurysms: a pooled analysis of six prospective cohort studies

2013 946 citations Jacoba P. Greving, Marieke J.H. Wermer et al. profile →
Incidence of subarachnoid haemorrhage: a systematic review with emphasis on region, age, gender and time trends

2007 839 citations Ale Algra, Gabriël J.E. Rinkel et al. profile →
Case-Fatality Rates and Functional Outcome After Subarachnoid Hemorrhage

1997 838 citations Gabriël J.E. Rinkel, Ale Algra et al. Stroke profile →
Surgical decompression for space-occupying cerebral infarction (the Hemicraniectomy After Middle Cerebral Artery infarction with Life-threatening Edema Trial [HAMLET]): a multicentre, open, randomised trial

2009 621 citations Jeannette Hofmeijer, L. Jaap Kappelle et al. profile →
Risk Factors for Subarachnoid Hemorrhage

2005 553 citations Gabriël J.E. Rinkel, Ale Algra et al. Stroke profile →
Worldwide Incidence of Aneurysmal Subarachnoid Hemorrhage According to Region, Time Period, Blood Pressure, and Smoking Prevalence in the Population

2019 540 citations Mervyn D. I. Vergouwen, Gabriël J.E. Rinkel et al. profile →
Risk Factors for Intracerebral Hemorrhage in the General Population

2003 530 citations Gabriël J.E. Rinkel, Ale Algra et al. Stroke profile →
Treatment and outcomes of acute basilar artery occlusion in the Basilar Artery International Cooperation Study (BASICS): a prospective registry study

2009 527 citations Heinrich P. Mattle, L. Jaap Kappelle et al. profile →

Peers

Countries citing papers authored by Ale Algra

Since Specialization

Citations

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

Fields of papers citing papers by Ale Algra

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Ale Algra. 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 Ale Algra. The network helps show where Ale Algra may publish in the future.

Co-authorship network of co-authors of Ale Algra

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

All Works

Sort: Min cites: Since: Top N: Style:

20 of 20 papers shown

#	Work	Indexed citations
1	Gadolinium Enhancement of the Aneurysm Wall in Unruptured Intracranial Aneurysms Is Associated with an Increased Risk of Aneurysm Instability: A Follow-Up Study 2019 ·American Journal of Neuroradiology ·Mervyn D. I. Vergouwen, Daan Backes, Irene C. van der Schaaf, Jeroen Hendrikse, Rachel Kleinloog, Ale Algra, Gabriël J.E. Rinkel	62
2	A Reduction in Time with Electronic Monitoring In Stroke (ARTEMIS): study protocol for a randomised multicentre trial 2018 ·BMJ Open ·(unknown), Thuy Nguyen, Adrien E.D. Groot, Jonathan M. Coutinho, Jan Bosch, Heleen M. den Hertog, Marianne A.A. van Walderveen, Ale Algra, Marieke J.H. Wermer, Yvo B.W.E.M. Roos, Nyika D. Kruyt	3
3	The Intracranial-B<sub>2</sub>LEED<sub>3</sub>S Score and the Risk of Intracranial Hemorrhage in Ischemic Stroke Patients Under Antiplatelet Treatment 2017 ·Cerebrovascular Diseases ·Pierre Amarenco, Leïla Sissani, Julien Labreuche, Éric Vicaut, (unknown), Ángel Chamorro, Marc Fisher, Ian Ford, Kim Fox, Michael G. Hennerici, Heinrich P. Mattle, Peter M. Rothwell, Philippe Gabríel Steg, Hans‐Christoph Diener, Ralph L. Sacco, Jacoba P. Greving, Ale Algra	15
4	Concomitant headache in acute ischaemic stroke: relation with CT angiography and CT perfusion characteristics 2015 ·European Journal of Neurology ·Hendrikus J. A. van Os, Inge A. Mulder, Irene C. van der Schaaf, M.A.A. van Walderveen, L.J. Kapelle, Ferrari, Ale Algra, Marieke J.H. Wermer	1
5	Hypercoagulability and the risk of myocardial infarction and ischemic stroke in young women 2015 ·Journal of Thrombosis and Haemostasis ·Bob Siegerink, Alberto Maino, Ale Algra, F.R. Rosendaal	31
6	Cost-Effectiveness of Surgical Decompression for Space-Occupying Hemispheric Infarction 2013 ·Stroke ·Jeannette Hofmeijer, H. Bart van der Worp, L. Jaap Kappelle, (unknown), Ale Algra, Jacoba P. Greving	17
7	[Secondary prevention with clopidogrel after TIA or stroke]. 2013 ·PubMed ·(unknown), (unknown), (unknown), Ale Algra, (unknown)	3
8	Seasonal and meteorological determinants of aneurysmal subarachnoid hemorrhage: a systematic review and meta-analysis 2012 ·Journal of Neurology ·(unknown), Ale Algra, (unknown), Sanne M. Dorhout Mees, Gabriël J.E. Rinkel	41
9	Overestimation of risk ratios by odds ratios in trials and cohort studies: alternatives to logistic regression 2011 ·Canadian Medical Association Journal ·Mirjam J. Knol, Saskia le Cessie, Ale Algra, Jan P. Vandenbroucke, Rolf H. H. Groenwold	362
10	Cost-Effectiveness of Aspirin Treatment in the Primary Prevention of Cardiovascular Disease Events in Subgroups Based on Age, Gender, and Varying Cardiovascular Risk 2008 ·Circulation ·Jacoba P. Greving, Erik Buskens, Hendrik Koffijberg, Ale Algra	76
11	Overlapping neurologic and cognitive phenotypes in patients with TSC1 or TSC2 mutations 2007 ·Neurology ·Floor E. Jansen, Olga Braams, Koen L. Vincken, Ale Algra, Petronella Anbeek, A. Jennekens‐Schinkel, Dicky Halley, Bernard A. Zonnenberg, Ans van den Ouweland, Alexander C. van Huffelen, Onno van Nieuwenhuizen, Mark Nellist	73
12	Cognitive impairment in tuberous sclerosis complex is a multifactorial condition 2007 ·Neurology ·Floor E. Jansen, Koen L. Vincken, Ale Algra, Petronella Anbeek, Olga Braams, Mark Nellist, Bernard A. Zonnenberg, A. Jennekens‐Schinkel, Ans van den Ouweland, Dicky Halley, Alexander C. van Huffelen, Onno van Nieuwenhuizen	155
13	Prevention of glucocorticoid induced osteoporosis with alendronate or alfacalcidol: relations of change in bone mineral density, bone markers, and calcium homeostasis. 2007 ·University of Groningen research database (University of Groningen / Centre for Information Technology) ·Johannes W G Jacobs, R. N. J. de Nijs, Willem F. Lems, Piet Geusens, Roland Laan, (unknown), Ale Algra, Erik Buskens, Lorenz C. Hofbauer, A. Oostveen, George A. W. Bruyn, Ben A. C. Dijkmans, J. W. J. Bijlsma	25
14	Epilepsy surgery in patients with tuberous sclerosis: A systematic review 2006 ·Data Archiving and Networked Services (DANS) ·Floor E. Jansen, Alexander C. van Huffelen, Ale Algra, Onno van Nieuwenhuizen	2
15	Alendronate or Alfacalcidol in Glucocorticoid-Induced Osteoporosis 2006 ·Obstetrical & Gynecological Survey ·R. N. J. de Nijs, Johannes W. G. Jacobs, Willem F. Lems, Roland Laan, Ale Algra, (unknown), Erik Buskens, Chris De Laet, A. Oostveen, Piet Geusens, George A. W. Bruyn, Ben A. C. Dijkmans, J. W. J. Bijlsma	28
16	Screening for asymptomatic cardiovascular disease with noninvasive imaging in patients at high-risk and low-risk according to the European Guidelines on Cardiovascular Disease Prevention: The SMART study 2006 ·Journal of Vascular Surgery ·Bertine M.B. Goessens, Frank L.J. Visseren, Ale Algra, Jan-Dirk Banga, Yolanda van der Graaf	54
17	Risk, Causes and Prevention of Ischemic Stroke in Elderly Patients with Symptomatic Internal Carotid Artery Stenosis 2001 ·Stroke ·Sonia Alamowitch, Michael Eliasziw, Ale Algra, Heather Meldrum, Henry J.M. Barnett	3
18	Cost-effectiveness of oral anticoagulants versus aspirin in patients after infrainguinal bypass grafting surgery 2001 ·Journal of Vascular Surgery ·Jan B. Oostenbrink, Marco J.D. Tangelder, Jan J.V. Busschbach, Ben A. van Hout, Erik Buskens, Ale Algra, James A. Lawson, B.C. Eikelboom	24
19	Registration of Risk Factors for Stroke in Hospital Records 1995 ·Cerebrovascular Diseases ·B.R.G. Brueren, Gabriël J.E. Rinkel, Ale Algra, M. Vermeulen, J. van Gijn	2
20	Trial of secondary prevention with atenolol after transient ischemic attack or nondisabling ischemic stroke. The Dutch TIA Trial Study Group. 1993 ·Stroke ·Ale Algra, L. Jaap Kappelle, (unknown), Peter J. Koudstaal, (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown)	109

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.

Explore authors with similar magnitude of impact