Tim Friede

19.4k total citations · 4 hit papers
331 papers, 7.5k citations indexed

About

Tim Friede is a scholar working on Statistics and Probability, Cardiology and Cardiovascular Medicine and Management Science and Operations Research. According to data from OpenAlex, Tim Friede has authored 331 papers receiving a total of 7.5k indexed citations (citations by other indexed papers that have themselves been cited), including 127 papers in Statistics and Probability, 62 papers in Cardiology and Cardiovascular Medicine and 54 papers in Management Science and Operations Research. Recurrent topics in Tim Friede's work include Statistical Methods in Clinical Trials (116 papers), Optimal Experimental Design Methods (52 papers) and Health Systems, Economic Evaluations, Quality of Life (49 papers). Tim Friede is often cited by papers focused on Statistical Methods in Clinical Trials (116 papers), Optimal Experimental Design Methods (52 papers) and Health Systems, Economic Evaluations, Quality of Life (49 papers). Tim Friede collaborates with scholars based in Germany, United Kingdom and Switzerland. Tim Friede's co-authors include Meinhard Kieser, Christian Röver, Nigel Stallard, Carolyn Young, David Rog, Turo Nurmikko, Heinz Schmidli, Nick Parsons, Simon Wandel and Beat Neuenschwander and has published in prestigious journals such as Circulation, Nature Medicine and Journal of Clinical Oncology.

In The Last Decade

Tim Friede

308 papers receiving 7.3k 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.

Randomized, controlled trial of cannabis-based medicine in central pain in multiple sclerosis

2005 504 citations Tim Friede et al. profile →
Efficacy of ferric carboxymaltose in heart failure with iron deficiency: an individual patient data meta-analysis

2023 67 citations Piotr Ponikowski, Tim Friede et al. European Heart Journal profile →
Effect of SGLT2 inhibitors on heart failure outcomes and cardiovascular death across the cardiometabolic disease spectrum: a systematic review and meta-analysis

2024 45 citations Tim Friede et al. profile →
Systematic review and meta-analysis of intravenous iron therapy for patients with heart failure and iron deficiency

2025 13 citations Christian Röver, Tim Friede et al. profile →

Peers

Countries citing papers authored by Tim Friede

Since Specialization

Citations

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

Fields of papers citing papers by Tim Friede

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Tim Friede

This figure shows the co-authorship network connecting the top 25 collaborators of Tim Friede. A scholar is included among the top collaborators of Tim Friede 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 Tim Friede. Tim Friede 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

#	Work	Indexed citations
1	A Comparison of Statistical Methods for Time‐To‐Event Analyses in Randomized Controlled Trials Under Non‐Proportional Hazards 2025 ·Statistics in Medicine ·(unknown), (unknown), Franz König, Tim Friede, Andrew C. Hooker, Harald Heinzl, Martina Mittlboeck, (unknown), (unknown), (unknown), Norbert Benda, Martin Posch, Robin Ristl	0
2	Treatment effect modifiers of immunotherapies for relapsing-remitting multiple sclerosis—A systematic review and meta-analysis 2024 ·Multiple Sclerosis Journal - Experimental Translational and Clinical ·Christoph Heesen, Christian Röver, (unknown), Judith Heinz, Declan Chard, Jordi Río, Veronica Andrea Fittipaldo, Thomas Lehnert, Sascha Köpke, Alessandra Solari, Maria Pia Sormani, Tim Friede, Anne Christin Rahn	0
3	Lack of Prognostic Value of T‐Wave Alternans for Implantable Cardioverter‐Defibrillator Benefit in Primary Prevention 2024 ·Journal of the American Heart Association ·(unknown), Tuomas Kenttä, Juhani Junttila, (unknown), Simon Schlögl, Markus Zabel, Marek Malík, Rik Willems, Marc A. Vos, Markus Harden, Tim Friede, Christian Sticherling, Heikki V. Huikuri, (unknown)	0
4	Effects of timely case conferencing between general practitioners and specialist palliative care services on symptom burden in patients with advanced chronic disease: results of the cluster-randomised controlled KOPAL trial 2024 ·BMC Palliative Care ·Tina Mallon, (unknown), Nadine Janis Pohontsch, Thomas Asendorf, (unknown), (unknown), (unknown), (unknown), (unknown), Judith Dams, M. Freitag, (unknown), Friedemann Nauck, Tim Friede, Martin Scherer, Gabriella Marx	0
5	Cost-effectiveness of a specialist palliative care nurse-patient consultation followed by an interprofessional case conference for patients with non-oncological palliative care needs: results of the KOPAL trial 2023 ·Annals of Palliative Medicine ·(unknown), Hans‐Helmut König, Tina Mallon, (unknown), (unknown), (unknown), (unknown), Thomas Asendorf, Eva Hummers, M. Freitag, Nils Schneider, Tim Friede, Friedemann Nauck, Martin Scherer, Gabriella Marx, Judith Dams	4
6	Development of an interprofessional person-centred care concept for persons with care needs living in their own homes (interprofHOME): study protocol for a mixed-methods study 2023 ·BMJ Open ·Britta Tetzlaff, Martin Scherer, Katrin Balzer, (unknown), Sascha Köpke, Tim Friede, Indre Maurer, (unknown), Hans‐Helmut König, Alexander Konnopka, (unknown), (unknown), Eva Hummers, (unknown)	0
7	The consequences of neglected confounding and interactions in mixed‐effects meta‐regression: An illustrative example 2023 ·Research Synthesis Methods ·(unknown), Markus Pauly, Tim Friede, (unknown)	2
8	On the role of benchmarking data sets and simulations in method comparison studies 2023 ·Biometrical Journal ·Sarah Friedrich, Tim Friede	19
9	Accounting for time dependency in meta‐analyses of concordance probability estimates 2023 ·Research Synthesis Methods ·Matthias Schmid, Tim Friede, Nadja Klein, Leonie Weinhold	2
10	How trace plots help interpret meta‐analysis results 2023 ·Research Synthesis Methods ·Christian Röver, David Rindskopf, Tim Friede	3
11	Iron deficiency in heart failure with preserved ejection fraction: rationale and design of the FAIR-HFpEF trial 2023 ·GoeScholar The Publication Server of the Georg-August-Universität Göttingen (Georg-August-Universität Göttingen) ·Stephan von Haehling, Wolfram Doehner, Ruben Evertz, (unknown), Monika Diek, Mahir Karakas, Ralf Birkemeyer, (unknown), Piotr Ponikowski, Michael Böhm, Tim Friede, Stefan D. Anker	1
12	Development and validation of explainable machine learning models for risk of mortality in transcatheter aortic valve implantation: TAVI risk machine scores 2023 ·European Heart Journal - Digital Health ·Andreas Leha, (unknown), Tim Friede, Timm Bauer, Andreas Beckmann, Raffi Bekeredjian, Sabine Bleiziffer, Eva Herrmann, Helge Möllmann, Thomas Walther, Friedhelm Beyersdorf, Christian W. Hamm, (unknown), Stephan Windecker, Stefan Stortecky, Ingo Kutschka, Gerd Hasenfuß, Stephan Ensminger, Christian Frerker, Tim Seidler	10
13	Bayesian random‐effects meta‐analysis with empirical heterogeneity priors for application in health technology assessment with very few studies 2023 ·Research Synthesis Methods ·(unknown), Sibylle Sturtz, Christoph Schürmann, (unknown), Christian Röver, Tim Friede, Ralf Bender	2
14	Effectiveness of a specialist palliative home care nurse–patient consultation followed by an interprofessional telephone case conference compared with usual care among patients with non-oncological palliative care needs: protocol for the multicentre KOPAL cluster-randomised controlled trial 2022 ·BMJ Open ·Gabriella Marx, Tina Mallon, Nadine Janis Pohontsch, (unknown), Judith Dams, (unknown), Thomas Asendorf, (unknown), (unknown), M. Freitag, Eva Hummers, Hendrik van den Bussche, Ingmar Schäfer, Hans‐Helmut König, Stephanie Stiel, Nils Schneider, Friedemann Nauck, Tim Friede, Martin Scherer	6
15	Immunotherapy for people with clinically isolated syndrome or relapsing-remitting multiple sclerosis: treatment response by demographic, clinical, and biomarker subgroups (PROMISE)—a systematic review protocol 2022 ·Systematic Reviews ·Thomas Lehnert, Christian Röver, Sascha Köpke, Jordi Río, Declan Chard, Veronica Andrea Fittipaldo, Tim Friede, Christoph Heesen, Anne Christin Rahn	3
16	QRS micro-fragmentation as a mortality predictor 2022 ·European Heart Journal ·Katerina Hnatkova, Irena Andršová, Tomáš Novotný, Annie Britton, Martin J. Shipley, Bert Vandenberk, (unknown), Juhani Junttila, Tobias Reichlin, Simon Schlögl, Marc A. Vos, Tim Friede, Axel Bauer, Heikki V. Huikuri, Rik Willems, Georg Schmidt, Michael R. Franz, Christian Sticherling, Markus Zabel, Marek Malík	15
17	Using the bayesmeta R package for Bayesian random-effects meta-regression 2022 ·Computer Methods and Programs in Biomedicine ·Christian Röver, Tim Friede	23
18	Double arcsine transform not appropriate for meta‐analysis 2022 ·Research Synthesis Methods ·Christian Röver, Tim Friede	15
19	Chances and challenges of a long-term data repository in multiple sclerosis: 20th birthday of the German MS registry 2021 ·Scientific Reports ·(unknown), David Ellenberger, Peter Flachenecker, Tim Friede, Judith Haas, Kerstin Hellwig, Tina Parciak, Clemens Warnke, Friedemann Paul, Uwe K. Zettl, Alexander Stahmann	30
20	Tyrer J, Duffy SW and Cuzick J. A breast cancer prediction model incorporating familial and personal risk factors.Statistics in Medicine 2004;23:1111–1130. 2004 ·Statistics in Medicine ·Tim Friede, Meinhard Kieser, (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown)	10

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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