Astrid Fletcher

34.6k total citations · 6 hit papers
214 papers, 16.5k citations indexed

About

Astrid Fletcher is a scholar working on Cardiology and Cardiovascular Medicine, Ophthalmology and Radiology, Nuclear Medicine and Imaging. According to data from OpenAlex, Astrid Fletcher has authored 214 papers receiving a total of 16.5k indexed citations (citations by other indexed papers that have themselves been cited), including 54 papers in Cardiology and Cardiovascular Medicine, 50 papers in Ophthalmology and 34 papers in Radiology, Nuclear Medicine and Imaging. Recurrent topics in Astrid Fletcher's work include Blood Pressure and Hypertension Studies (43 papers), Retinal Diseases and Treatments (40 papers) and Retinal Imaging and Analysis (31 papers). Astrid Fletcher is often cited by papers focused on Blood Pressure and Hypertension Studies (43 papers), Retinal Diseases and Treatments (40 papers) and Retinal Imaging and Analysis (31 papers). Astrid Fletcher collaborates with scholars based in United Kingdom, Italy and France. Astrid Fletcher's co-authors include Christopher J. Bulpitt, Jan A. Staessen, Elizabeth Breeze, Françoise Forette, Lutgarde Thijs, Richard Wormald, Usha Chakravarthy, Nigel Beckett, Ruth Peters and W. H. Birkenhäger and has published in prestigious journals such as New England Journal of Medicine, The Lancet and Circulation.

In The Last Decade

Astrid Fletcher

210 papers receiving 15.5k 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.

Randomised double-blind comparison of placebo and active treatment for older patients with isolated systolic hypertension

1997 2.1k citations Jan A. Staessen, Robert Fagard et al. profile →
Treatment of Hypertension in Patients 80 Years of Age or Older

2008 1.9k citations Nigel Beckett, Ruth Peters et al. New England Journal of Medicine profile →
Effects of Calcium-Channel Blockade in Older Patients with Diabetes and Systolic Hypertension

1999 662 citations Jaakko Tuomilehto, Daiva Rastenytė et al. New England Journal of Medicine profile →
Clinical risk factors for age-related macular degeneration: a systematic review and meta-analysis

2010 568 citations Usha Chakravarthy, Astrid Fletcher et al. profile →
Quality of life measures in health care. I: Applications and issues in assessment.

1992 535 citations Astrid Fletcher et al. BMJ profile →
Incident dementia and blood pressure lowering in the Hypertension in the Very Elderly Trial cognitive function assessment (HYVET-COG): a double-blind, placebo controlled trial

2008 512 citations Ruth Peters, Nigel Beckett et al. profile →

Peers

Countries citing papers authored by Astrid Fletcher

Since Specialization

Citations

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

Fields of papers citing papers by Astrid Fletcher

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Astrid Fletcher

This figure shows the co-authorship network connecting the top 25 collaborators of Astrid Fletcher. A scholar is included among the top collaborators of Astrid Fletcher 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 Astrid Fletcher. Astrid Fletcher 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	Age and Gender Variations in Age-related Macular Degeneration Prevalence in Populations of European Ancestry: A Meta-analysis 2011 ·Ophthalmology ·Alicja R. Rudnicka, Zakariya Jarrar, Richard Wormald, Derek G. Cook, Astrid Fletcher, Christopher G. Owen	277
2	Visual Impairment from Cataract and Health Related Quality of Life: Results from a Case-Control Study in the Philippines 2010 ·Ophthalmic Epidemiology ·Sarah Polack, Cristina Eusebio, Astrid Fletcher, Allen Foster, Hannah Kuper	26
3	Prevalence of Cataract in an Older Population in India 2010 ·Ophthalmology ·Praveen Vashist, (unknown), (unknown), Giovanni Maraini, Monica Camparini, Ravilla D. Ravindran, Gudlavalleti Venkata Satyanarayana Murthy, Kathryn Fitzpatrick, Neena John, Usha Chakravarthy, Thulasiraj Ravilla, Astrid Fletcher	99
4	Visual Impairment and quality of life in the Older European Population, the EUREYE study 2009 ·Acta Ophthalmologica ·Johan H. Seland, Johannes R. Vingerling, C Augood, Graham Bentham, Usha Chakravarthy, (unknown), Mati Rahu, G. Soubrane, Laura Tomazzoli, Fotis Topouzis, Astrid Fletcher	56
5	Associations Between Chronic Kidney Disease and Age-Related Macular Degeneration 2009 ·Ophthalmic Epidemiology ·Dorothea Nitsch, Jennifer Evans, Paul Roderick, Liam Smeeth, Astrid Fletcher	24
6	Characteristics of the Chinese subjects entered the Hypertension in the Very Elderly Trial 2008 ·Chinese Medical Journal ·Lisheng Liu, Ji‐Guang Wang, (unknown), Wen Wang, Fanghong Lu, (unknown), Winston Banya, Ruth Peters, Nigel Beckett, Astrid Fletcher, Christopher J. Bulpitt	8
7	Sunlight Exposure, Antioxidants, and Age-Related Macular Degeneration 2008 ·Archives of Ophthalmology ·Astrid Fletcher	162
8	Oily fish consumption, dietary docosahexaenoic acid and eicosapentaenoic acid intakes, and associations with neovascular age-related macular degeneration 2008 ·American Journal of Clinical Nutrition ·C Augood, Usha Chakravarthy, Ian Young, Jesús Vioqué, (unknown), Graham Bentham, Mati Rahu, Johan H. Seland, G. Soubrane, Laura Tomazzoli, Fotis Topouzis, Johannes R. Vingerling, Astrid Fletcher	125
9	Biomarkers of inflammation predict both vascular and non-vascular mortality in older men 2008 ·European Heart Journal ·Robert Clarke, Jonathan Emberson, Elizabeth Breeze, Juan P. Casas, Sarah Parish, Aroon D. Hingorani, Astrid Fletcher, Rory Collins, Liam Smeeth	44
10	Depression and Anxiety in Visually Impaired Older People 2007 ·Ophthalmology ·Jennifer Evans, Astrid Fletcher, Richard Wormald	304
11	Effects of immediate versus delayed antihypertensive therapy on outcome in the Systolic Hypertension in Europe Trial 2004 ·Journal of Hypertension ·Jan A. Staessen, Lutgarde Thijs, Robert Fagard, Hilde Celis, W. H. Birkenhäger, Christopher J. Bulpitt, Peter W. de Leeuw, Astrid Fletcher, Françoise Forette, Gastone Leonetti, Patricia McCormack, Choudomir Nachev, Eoin OʼBrien, José L. Rodicio, J Rosenfeld, Cinzia Sarti, Jaakko Tuomilehto, John Webster, Y Yodfat, Alberto Zanchetti	147
12	ANTI-HYPERTENSIVE TREATMENT DOES NOT LEAD TO AN INCREASE IN POSTURAL HYPOTENSION IN MOST VERY ELDERLY PATIENTS -RESULTS FROM THE HYVET PILOT STUDY 2004 ·Journal of Hypertension ·Ellen R. T. Silveira, Nigel Beckett, Ruth Peters, Winston Banya, Maria Carmo Pereira Nunes, Blas Gil Extremera, (unknown), (unknown), Astrid Fletcher, Christopher J. Bulpitt	1
13	Methods for a population-based study of the prevalence of and risk factors for age-related maculopathy and macular degeneration in elderly European populations: the EUREYE study 2004 ·Ophthalmic Epidemiology ·C Augood, Astrid Fletcher, Graham Bentham, Usha Chakravarthy, Paulus T.V.M. de Jong, Mati Rahu, Johan H. Seland, G. Soubrane, Laura Tomazzoli, Fotis Topouzis, Jesús Vioqué, Ian Young	64
14	Effects of Calcium-Channel Blockade in Older Patients with Diabetes and Systolic Hypertension 1999 ·Survey of Anesthesiology ·Jaakko Tuomilehto, Daiva Rastenytė, (unknown), Lutgarde Thijs, Riitta Antikaínen, Christopher J. Bulpitt, Astrid Fletcher, Françoise Forette, (unknown), Paolo Palatini, Cinzia Sarti, Robert Fagard	5
15	Quality of life in chronic heart failure: cilazapril and captopril versus placebo 1998 ·Heart ·CJ Bulpitt, Astrid Fletcher, (unknown), A. Neiß, Tina Nielsen, (unknown)	9
16	A comparison of three quality of life instruments in subjects with angina pectoris: the sickness impact profile, the Nottingham health Profile, and the quality of well being scale 1994 ·Journal of Clinical Epidemiology ·Marieke C. Visser, Astrid Fletcher, (unknown), Anna Simpson, Christopher J. Bulpitt	66
17	A questionnaire to assess risk factors, quality of life, and use of health resources in patients with venous disease. 1992 ·PubMed ·Peter Franks, Debra D. Wright, Astrid Fletcher, Christine Moffatt, (unknown), C J Bulpitt, Charles McCollum	30
18	How Far Should Blood Pressure Be Lowered? 1992 ·New England Journal of Medicine ·Jane F. Desforges, Astrid Fletcher, Christopher J. Bulpitt	100
19	Four and a half year follow up of women with dyskaryotic cervical smears. 1990 ·BMJ ·Astrid Fletcher, (unknown), (unknown), J Chamberlain	40
20	The relationship between a low treated blood pressure and IHD mortality: a report from the DHSS Hypertension Care Computing Project (DHCCP). 1988 ·PubMed ·Astrid Fletcher, D G Beevers, C J Bulpitt, (unknown), (unknown), Dereck Hunt, A. D. Munro‐Faure, R B Newson, (unknown), (unknown)	56

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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