Pedro Machado

18.2k total citations · 1 hit paper
240 papers, 4.9k citations indexed

About

Pedro Machado is a scholar working on Rheumatology, Immunology and Hematology. According to data from OpenAlex, Pedro Machado has authored 240 papers receiving a total of 4.9k indexed citations (citations by other indexed papers that have themselves been cited), including 158 papers in Rheumatology, 55 papers in Immunology and 44 papers in Hematology. Recurrent topics in Pedro Machado's work include Spondyloarthritis Studies and Treatments (100 papers), Rheumatoid Arthritis Research and Therapies (94 papers) and Autoimmune and Inflammatory Disorders Research (43 papers). Pedro Machado is often cited by papers focused on Spondyloarthritis Studies and Treatments (100 papers), Rheumatoid Arthritis Research and Therapies (94 papers) and Autoimmune and Inflammatory Disorders Research (43 papers). Pedro Machado collaborates with scholars based in United Kingdom, Portugal and United States. Pedro Machado's co-authors include Désirée van der Heijde, Robert Landewé, Daniel Baker, Jürgen Braun, Tore K Kvien, Michael G. Hanna, E. Lie, Kay‐Geert Hermann, Xenofon Baraliakos and Kimme L Hyrich and has published in prestigious journals such as Nature Communications, SHILAP Revista de lepidopterología and Neurology.

In The Last Decade

Pedro Machado

211 papers receiving 4.8k 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.

Ankylosing Spondylitis Disease Activity Score (ASDAS): defining cut-off values for disease activity states and improvement scores

2010 549 citations Pedro Machado, Robert Landewé et al. Annals of the Rheumatic Diseases profile →

Peers

Countries citing papers authored by Pedro Machado

Since Specialization

Citations

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

Fields of papers citing papers by Pedro Machado

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Pedro Machado

This figure shows the co-authorship network connecting the top 25 collaborators of Pedro Machado. A scholar is included among the top collaborators of Pedro Machado 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 Pedro Machado. Pedro Machado 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	Clinical and imaging features of haemochromatosis arthropathy: a systematic literature review and meta-analysis to inform the development of EULAR classification criteria 2025 ·Sandy Engelhardt, (unknown), Guido Schwarzer, Andreas Kerschbaumer, (unknown), (unknown), Pedro Machado, Patrick Kiely, Stephanie Finzel	0
2	Automated detection of spinal bone marrow oedema in axial spondyloarthritis: training and validation using two large phase 3 trial datasets 2025 ·Lara D. Veeken ·Amir Jamaludin, (unknown), Sarim Ather, Timor Kadir, Andrew Zisserman, Jürgen Braun, Lianne S. Gensler, Mikkel Østergaard, Denis Poddubnyy, Thibaud Coroller, Brian Porter, Gregory Ligozio, Aimee Readie, Pedro Machado	1
3	ASAS recommendations on reporting axial spondyloarthritis clinical trials 2025 ·Annals of the Rheumatic Diseases ·F. van Gaalen, Victoria Navarro‐Compán, Xenofon Baraliakos, Filip Van den Bosch, Lianne S. Gensler, Ihsane Hmamouchi, Robert Landewé, Pedro Machado, Helena Marzo‐Ortega, Valeria Ríos Rodríguez, Denis Poddubnyy, Sofía Ramiro, Désirée van der Heijde	0
4	Comparison of established and preliminarily proposed ASAS MRI working group cut-offs for inflammatory MRI lesions in the sacroiliac joints in radiographic and non-radiographic axial spondyloarthritis 2024 ·RMD Open ·Xenofon Baraliakos, Pedro Machado, (unknown), Bengt Hoepken, (unknown), T. Kumke, (unknown), Martín Rudwaleit	1
5	Evaluation of the current use of MRI to aid the diagnosis of axial spondyloarthritis in the UK: results from a freedom of information request 2023 ·Clinical Radiology ·Timothy Bray, (unknown), Jill B. Hamilton, David E. Webb, Alexander N. Bennett, Pedro Machado, Karl Gaffney, Raj Sengupta, Margaret Hall‐Craggs, Helena Marzo‐Ortega	2
6	SA50 Comparative Efficacy of Bimekizumab in Biologic/Targeted Synthetic DMARD-Naïve Patients with Axial Spondyloarthritis: Results from a Systematic Literature Review and Network Meta-Analysis 2023 ·Value in Health ·Atul Deodhar, Pedro Machado, (unknown), V. Taieb, (unknown), Michelle Orme, (unknown), Lianne S. Gensler	1
7	Study to Assess Content Validity and Interrater and Intrarater Reliability of the Inclusion Body Myositis Functional Rating Scale 2023 ·Neurology Clinical Practice ·Tara Symonds, Jason A. Randall, (unknown), Stacie Hudgens, Mazen M. Dimachkie, (unknown), Pedro Machado	5
8	MRI lesions of the spine in patients with axial spondyloarthritis: an update of lesion definitions and validation by the ASAS MRI working group 2022 ·Annals of the Rheumatic Diseases ·Xenofon Baraliakos, Mikkel Østergaard, R. Lambert, Iris Eshed, Pedro Machado, Susanne Juhl Pedersen, Ulrich Weber, Manouk de Hooge, Joachim Sieper, Denis Poddubnyy, Martín Rudwaleit, Désirée van der Heijde, Robert Landewé, Walter P. Maksymowych	41
9	Changes in accommodation and behavioural performance with a contact lens for myopia management: A comparison between a dual‐focus and a single‐vision soft contact lens 2022 ·Ophthalmic and Physiological Optics ·Beatríz Redondo, Jesús Vera, Rubén Molina, (unknown), Pedro Machado, Raimundo Jiménez	7
10	EULAR points to consider when analysing and reporting comparative effectiveness research using observational data in rheumatology 2022 ·Annals of the Rheumatic Diseases ·Delphine S. Courvoisier, Kim Lauper, Joanna Kedra, Maarten de Wit, Bruno Fautrel, Thomas Frisell, Kimme L Hyrich, Florenzo Iannone, Pedro Machado, Lykke Midtbøll Ørnbjerg, Žiga Rotar, María José Santos, Tanja Stamm, Simon Stones, Anja Strangfeld, Sytske Anne Bergstra, Robert Landewé, Axel Finckh	12
11	Impact of dual-focus soft contact lens wear on near work-induced transient myopia 2022 ·Clinical and Experimental Optometry ·Raimundo Jiménez, Beatríz Redondo, (unknown), Pedro Machado, Rubén Molina, Jesús Vera	3
12	Immunomodulatory therapies for SARS-CoV-2 infection: a systematic literature review to inform EULAR points to consider 2021 ·Annals of the Rheumatic Diseases ·Alessia Alunno, Aurélie Najm, Xavier Mariette, Gabriele De Marco, (unknown), (unknown), Dennis McGonagle, Pedro Machado	26
13	OP0079 PRELIMINARY DEFINITION OF A POSITIVE MRI FOR STRUCTURAL LESIONS IN THE SACROILIAC JOINTS IN AXIAL SPONDYLOARTHRITIS 2020 ·Annals of the Rheumatic Diseases ·Walter P. Maksymowych, Xenofon Baraliakos, Ulrich Weber, Pedro Machado, Susanne Juhl Pedersen, Joachim Sieper, Stephanie Wichuk, Denis Poddubnyy, Martín Rudwaleit, Désirée van der Heijde, Robert Landewé, Joel Paschke, R. Lambert, Mikkel Østergaard	1
14	Influence of COVID-19 pandemic on decisions for the management of people with inflammatory rheumatic and musculoskeletal diseases: a survey among EULAR countries 2020 ·Annals of the Rheumatic Diseases ·Christian Dejaco, Alessia Alunno, J. W. J. Bijlsma, Annelies Boonen, Bernard Combe, Axel Finckh, Pedro Machado, Ivan Padjen, Francisca Sivera, Tanja Stamm, Frank Buttgereit	51
15	EULAR provisional recommendations for the management of rheumatic and musculoskeletal diseases in the context of SARS-CoV-2 2020 ·Annals of the Rheumatic Diseases ·Robert Landewé, Pedro Machado, Féline P B Kroon, Hans Bijlsma, Gerd R Burmester, Loreto Carmona, Bernard Combe, Massimo Galli, Laure Gossec, Annamaria Iagnocco, John D. Isaacs, Xavier Mariette, Iain B. McInnes, Ulf Müeller-Ladner, Peter Openshaw, Josef S Smolen, Tanja Stamm, Dieter Wiek, Hendrik Schulze‐Koops	153
16	Classification Criteria in Axial Spondyloarthritis 2020 ·Rheumatic Disease Clinics of North America ·(unknown), Pedro Machado	15
17	No relationship between bone mineral density and syndesmophyte formation at the same level in the lumbar spine of patients with radiographic axial Spondyloarthritis 2020 ·RMD Open ·(unknown), Sofía Ramiro, Pedro Machado, Désirée van der Heijde, F. van Gaalen	7
18	Translation and cross-cultural adaptation of the ASAS Health Index and ASAS Environmental Factors Item Set into European Portuguese Language. 2018 ·PubMed ·Eduardo B. Cruz, Sofía Ramiro, Pedro Machado, (unknown), (unknown), Alexandre Sepriano, Santiago Rodrigues-Manica, Uta Kiltz, Jaime Branco, Fernando Pimentel‐Santos	2
19	MRI vertebral corner inflammation followed by fat deposition is the strongest contributor to the development of new bone at the same vertebral corner: a multilevel longitudinal analysis in patients with ankylosing spondylitis 2016 ·Annals of the Rheumatic Diseases ·Pedro Machado, Xenofon Baraliakos, Désirée van der Heijde, Jürgen Braun, Robert Landewé	98
20	Caracterização de Doentes com Espondilite Anquilosante em Hidrocinesiterapia – Uma Avaliação Multidimensional 2012 ·SHILAP Revista de lepidopterología ·(unknown), Joana Almeida, Sara Serra, (unknown), Pedro Machado, (unknown)	0

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