M Welcker

Affiliations

Geschäftsführung, MVZ für Rheumatologie Dr. Martin Welcker GmbH & RheumaDatenRhePort (RhaDaR), Planegg, Deutschland.

Publications (37)

Prevalence of Depressive Symptoms in Patients With Psoriatic Arthritis: Have Numbers Changed During the COVID-19 Pandemic?

Frontiers in medicine

Avec: Matthias Englbrecht , Peter Bartz-Bazzanella , Cay von der Decken , Georg Gauler , Patrick Wurth , Peer Aries , Kirsten Karberg , Christoph Kuhn , Florian Schuch , Susanna Späthling-Mestekemper , Wolfgang Vorbrüggen , Jörg Wendler , Martin Welcker , Stefan Kleinert

[Statement of the German Society for Rheumatology (DGRh) on the use of video consultations in rheumatology].

Zeitschrift fur Rheumatologie

Avec: P Aries , M Welcker , J Callhoff , G Chehab , M Krusche , M Schneider , C Specker , J G Richter

Change of perspective: impact of COVID-19 pandemic on axial spondyloarthritis-related web searches in Germany.

Scientific reports

Avec: Hannah Wecker , Stefanie Ziehfreund , Michael Hindelang , Martin Welcker , Alexander Zink

Prediction of the acceptance of telemedicine among rheumatic patients: a machine learning-powered secondary analysis of German survey data.

Rheumatology international

Avec: Felix Muehlensiepen , Pascal Petit , Johannes Knitza , Martin Welcker , Nicolas Vuillerme

Factors Associated With Telemedicine Use Among Patients With Rheumatic and Musculoskeletal Disease: Secondary Analysis of Data From a German Nationwide Survey.

Journal of medical Internet research

Avec: Felix Muehlensiepen , Pascal Petit , Johannes Knitza , Martin Welcker , Nicolas Vuillerme

Accuracy, patient-perceived usability, and acceptance of two symptom checkers (Ada and Rheport) in rheumatology: interim results from a randomized controlled crossover trial.

Arthritis research & therapy

Avec: Johannes Knitza , Jacob Mohn , Christina Bergmann , Eleni Kampylafka , Melanie Hagen , Daniela Bohr , Harriet Morf , Elizabeth Araujo , Matthias Englbrecht , David Simon , Arnd Kleyer , Timo Meinderink , Wolfgang Vorbrüggen , Cay Benedikt von der Decken , Stefan Kleinert , Andreas Ramming , Jörg H W Distler , Nicolas Vuillerme , Achim Fricker , Peter Bartz-Bazzanella , Georg Schett , Axel J Hueber , Martin Welcker

Opportunities and Barriers of Telemedicine in Rheumatology: A Participatory, Mixed-Methods Study.

International journal of environmental research and public health

Avec: Felix Muehlensiepen , Johannes Knitza , Wenke Marquardt , Susann May , Martin Krusche , Axel Hueber , Julian Schwarz , Nicolas Vuillerme , Martin Heinze , Martin Welcker

Diagnostic delay stages and pre-diagnostic treatment in patients with suspected rheumatic diseases before special care consultation: results of a multicenter-based study.

Rheumatology international

Avec: Franziska Fuchs , Harriet Morf , Jacob Mohn , Felix Mühlensiepen , Yuriy Ignatyev , Daniela Bohr , Elizabeth Araujo , Christina Bergmann , David Simon , Arnd Kleyer , Wolfgang Vorbrüggen , Andreas Ramming , Jörg H W Distler , Peter Bartz-Bazzanella , Georg Schett , Martin Welcker , Axel J Hueber , Johannes Knitza

Evaluation of the use of video consultation in German rheumatology care before and during the COVID-19 pandemic.

Frontiers in medicine

Avec: Jutta G Richter , Gamal Chehab , Joana Reiter , Peer Aries , Felix Muehlensiepen , Martin Welcker , Hasan Acar , Anna Voormann , Matthias Schneider , Christof Specker

Treat-to-target in rheumatoid arthritis: a real-world study of the application and impact of treat-to-target within the wider context of patient management, patient centricity and advanced therapy use in Europe.

RMD open

Avec: Peter C Taylor , Bruno Fautrel , Yves Piette , Susana Romero-Yuste , Jasper Broen , Martin Welcker , Oliver Howell , Elke Rottier , Monia Zignani , Katrien Van Beneden , Roberto Caporali , Rieke Alten

[Position paper of the commission on digital rheumatology of the German Society of Rheumatology: tasks, targets and perspectives for a modern rheumatology].

Zeitschrift fur Rheumatologie

Avec: J Knitza , J Callhoff , G Chehab , A Hueber , U Kiltz , A Kleyer , M Krusche , D Simon , C Specker , M Schneider , A Voormann , M Welcker , J G Richter

Digital Health Transition in Rheumatology: A Qualitative Study.

International journal of environmental research and public health

Avec: Felix Mühlensiepen , Sandra Kurkowski , Martin Krusche , Johanna Mucke , Robert Prill , Martin Heinze , Martin Welcker , Hendrik Schulze-Koops , Nicolas Vuillerme , Georg Schett , Johannes Knitza

Acceptance of Telerheumatology by Rheumatologists and General Practitioners in Germany: Nationwide Cross-sectional Survey Study.

Journal of medical Internet research

Avec: Felix Muehlensiepen , Johannes Knitza , Wenke Marquardt , Jennifer Engler , Axel Hueber , Martin Welcker

Digitally-supported patient-centered asynchronous outpatient follow-up in rheumatoid arthritis - an explorative qualitative study.

BMC health services research

Avec: Ramona Stenzel , Katharina Hadaschik , Susann May , Manuel Grahammer , Hannah Labinsky , Martin Welcker , Johannes Hornig , Gerlinde Bendzuck , Corinna Elling-Audersch , Ulrike Erstling , Patricia Steffens Korbanka , Nicolas Vuillerme , Martin Heinze , Gerhard Krönke , Georg Schett , Ann-Christin Pecher , Martin Krusche , Johanna Mucke , Johannes Knitza , Felix Muehlensiepen

Identification of Motivational Determinants for Telemedicine Use Among Patients With Rheumatoid Arthritis in Germany: Secondary Analysis of Data From a Nationwide Cross-Sectional Survey Study.

Journal of medical Internet research

Avec: Felix Muehlensiepen , Pascal Petit , Johannes Knitza , Martin Welcker , Nicolas Vuillerme

[Limits of outpatient rheumatology care].

Zeitschrift fur Rheumatologie

Avec: P Aries , M Welcker

[Digitalization in rheumatological practice].

Zeitschrift fur Rheumatologie

Avec: M Welcker , F Mühlensiepen , J Knitza , F Popp , P Aries

Patient's Perception of Digital Symptom Assessment Technologies in Rheumatology: Results From a Multicentre Study.

Frontiers in public health

Avec: Johannes Knitza , Felix Muehlensiepen , Yuriy Ignatyev , Franziska Fuchs , Jacob Mohn , David Simon , Arnd Kleyer , Filippo Fagni , Sebastian Boeltz , Harriet Morf , Christina Bergmann , Hannah Labinsky , Wolfgang Vorbrüggen , Andreas Ramming , Jörg H W Distler , Peter Bartz-Bazzanella , Nicolas Vuillerme , Georg Schett , Martin Welcker , Axel J Hueber

Radiographic and non-radiographic axial spondyloarthritis are not routinely distinguished in everyday clinical care: an analysis of real-world data from rheumatology practices.

Rheumatology international

Avec: Stefan Kleinert , Florian Schuch , Praxedis Rapp , Monika Ronneberger , Joerg Wendler , Patrizia Sternad , Florian Popp , Peter Bartz-Bazzanella , Cay von der Decken , Kirsten Karberg , Georg Gauler , Patrick Wurth , Susanna Späthling-Mestekemper , Christoph Kuhn , Wolfgang Vorbrüggen , Martin Welcker

Machine learning-based improvement of an online rheumatology referral and triage system.

Frontiers in medicine

Avec: Johannes Knitza , Lena Janousek , Felix Kluge , Cay Benedikt von der Decken , Stefan Kleinert , Wolfgang Vorbrüggen , Arnd Kleyer , David Simon , Axel J Hueber , Felix Muehlensiepen , Nicolas Vuillerme , Georg Schett , Bjoern M Eskofier , Martin Welcker , Peter Bartz-Bazzanella

Impairment in cognitive function in patients with axial spondyloarthritis and psoriatic arthritis.

Rheumatology international

Analyzing web searches for axial spondyloarthritis in Germany: a novel approach to exploring interests and unmet needs.

Rheumatology international

Avec: Kristina Berr , Linda Tizek , Maximilian C Schielein , Martin Welcker , Johannes Knitza , Stefan Kleinert , Alexander Zink

Drug survival superiority of tumor necrosis factor inhibitors and interleukin-17 inhibitors over Janus kinase inhibitors and interleukin-12/23 inhibitors in German psoriatic arthritis outpatients: retrospective analysis of the RHADAR database.

Frontiers in immunology

Avec: Patrick-Pascal Strunz , Matthias Englbrecht , Linus Maximilian Risser , Torsten Witte , Matthias Froehlich , Marc Schmalzing , Michael Gernert , Astrid Schmieder , Peter Bartz-Bazzanella , Cay von der Decken , Kirsten Karberg , Georg Gauler , Patrick Wurth , Susanna Späthling-Mestekemper , Christoph Kuhn , Wolfgang Vorbrüggen , Johannes Heck , Martin Welcker , Stefan Kleinert

Analysis of the shorter drug survival times for Janus kinase inhibitors and interleukin-17 inhibitors compared with tumor necrosis factor inhibitors in a real-world cohort of axial spondyloarthritis patients - a retrospective analysis from the RHADAR network.

Rheumatology international

A qualitative exploration of the patient journey in axial spondyloarthritis towards a people-centered understanding.

Scientific reports

Avec: Kristina Berr , Stefanie Ziehfreund , Martin Welcker , Tilo Biedermann , Alexander Zink

Use of Janus kinase inhibitors before and after European Medicines Agency safety recommendations: a retrospective study.

Frontiers in immunology

Avec: Patrick-Pascal Strunz , Linus Maximilian Risser , Matthias Englbrecht , Torsten Witte , Matthias Froehlich , Marc Schmalzing , Michael Gernert , Sebastian Hueper , Peter Bartz-Bazzanella , Cay von der Decken , Kirsten Karberg , Georg Gauler , Susanna Späthling-Mestekemper , Christoph Kuhn , Wolfgang Vorbrüggen , Martin Welcker , Stefan Kleinert

Merkel cell polyomavirus Tumor antigens expressed in Merkel cell carcinoma function independently of the ubiquitin ligases Fbw7 and β-TrCP.

PLoS pathogens

Avec: Kristine N Dye , Markus Welcker , Bruce E Clurman , Ann Roman , Denise A Galloway

[Telemedicine in rheumatology].

Zeitschrift fur Rheumatologie

Avec: M Krusche , F Mühlensiepen , P Aries , M Welcker , J Knitza

Effect of nurse-led care on outcomes in patients with ACPA/RF-positive rheumatoid arthritis with active disease undergoing treat-to-target: a multicentre randomised controlled trial.

RMD open

Avec: Juliana Rachel Hoeper , Jan Zeidler , Sara Eileen Meyer , Georg Gauler , Patricia Steffens-Korbanka , Martin Welcker , Jörg Wendler , Florian Schuch , Ulrich von Hinüber , Andreas Schwarting , Torsten Witte , Dirk Meyer-Olson , Kirsten Hoeper

[Current state, goals and quality standards of outpatient care in rheumatology: position paper of the Professional Association of German Rheumatologists (BDRh)].

Zeitschrift fur Rheumatologie

Avec: C Fiehn , X Baraliakos , E Edelmann , S Froschauer , E Feist , K Karberg , J M Ruehlmann , F Schuch , M Welcker , S Zinke

A Real-World Rheumatology Registry and Research Consortium: The German RheumaDatenRhePort (RHADAR) Registry.

Journal of medical Internet research

Avec: Stefan Kleinert , Peter Bartz-Bazzanella , Cay von der Decken , Johannes Knitza , Torsten Witte , Sándor P Fekete , Matthias Konitzny , Alexander Zink , Georg Gauler , Patrick Wurth , Peer Aries , Kirsten Karberg , Christoph Kuhn , Florian Schuch , Susanna Späthling-Mestekemper , Wolfgang Vorbrüggen , Matthias Englbrecht , Martin Welcker , Auteur inconnu

Two diphosphorylated degrons control c-Myc degradation by the Fbw7 tumor suppressor.

Science advances

Avec: Markus Welcker , Baiyun Wang , Domniţa-Valeria Rusnac , Yasser Hussaini , Jherek Swanger , Ning Zheng , Bruce E Clurman

Comparison of physician and artificial intelligence-based symptom checker diagnostic accuracy.

Rheumatology international

Avec: Markus Gräf , Johannes Knitza , Jan Leipe , Martin Krusche , Martin Welcker , Sebastian Kuhn , Johanna Mucke , Axel J Hueber , Johannes Hornig , Philipp Klemm , Stefan Kleinert , Peer Aries , Nicolas Vuillerme , David Simon , Arnd Kleyer , Georg Schett , Johanna Callhoff

Factors Associated With Telemedicine Use Among German General Practitioners and Rheumatologists: Secondary Analysis of Data From a Nationwide Survey.

Journal of medical Internet research

Avec: Felix Muehlensiepen , Pascal Petit , Johannes Knitza , Martin Welcker , Nicolas Vuillerme

[Delegation of medical duties to qualified rheumatology assistants : Effect on depression and anxiety in patients with rheumatoid arthritis].

Zeitschrift fur Rheumatologie

Avec: Juliana Rachel Hoeper , Florian Schuch , Patricia Steffens-Korbanka , Georg Gauler , Martin Welcker , Jörg Wendler , Ulrich von Hinüber , Sara Eileen Meyer , Andreas Schwarting , Jan Zeidler , Torsten Witte , Dirk Meyer-Olson , Kirsten Hoeper

How do patient reported outcome measures affect treatment intensification and patient satisfaction in the management of psoriatic arthritis? A cross sectional study of 503 patients.

Rheumatology (Oxford, England)

Avec: Conor Coyle , Lily Watson , Caroline Whately-Smith , Mel Brooke , Uta Kiltz , Ennio Lubrano , Ruben Queiro , David Trigos , Jan Brandt-Juergens , Ernest Choy , Salvatore D'Angelo , Andrea Delle Sedie , Emmanuelle Dernis , Théo Wirth , Sandrine Guis , Philip Helliwell , Pauline Ho , Axel Hueber , Beatriz Joven , Michaela Koehm , Carlos Montilla Morales , Jon Packham , Jose Antonio Pinto Tasende , Felipe Julio Ramirez Garcia , Adeline Ruyssen-Witrand , Rossana Scrivo , Sarah Twigg , Martin Welcker , Martin Soubrier , Laure Gossec , Laura C Coates

Diagnostic Accuracy of a Mobile AI-Based Symptom Checker and a Web-Based Self-Referral Tool in Rheumatology: Multicenter Randomized Controlled Trial.

Journal of medical Internet research

Avec: Johannes Knitza , Koray Tascilar , Franziska Fuchs , Jacob Mohn , Sebastian Kuhn , Daniela Bohr , Felix Muehlensiepen , Christina Bergmann , Hannah Labinsky , Harriet Morf , Elizabeth Araujo , Matthias Englbrecht , Wolfgang Vorbrüggen , Cay-Benedict von der Decken , Stefan Kleinert , Andreas Ramming , Jörg H W Distler , Peter Bartz-Bazzanella , Nicolas Vuillerme , Georg Schett , Martin Welcker , Axel Hueber

Réseau de co-auteurs

Martin Welcker 29 collaborations

Johannes Knitza 16 collaborations

Peter Bartz-Bazzanella 12 collaborations

Wolfgang Vorbrüggen 12 collaborations

Stefan Kleinert 12 collaborations

Nicolas Vuillerme 12 collaborations

Felix Muehlensiepen 11 collaborations

Georg Gauler 9 collaborations

Matthias Englbrecht 8 collaborations

Georg Schett 8 collaborations

Cay von der Decken 7 collaborations

Kirsten Karberg 7 collaborations

Christoph Kuhn 7 collaborations

Susanna Späthling-Mestekemper 7 collaborations

Patrick Wurth 6 collaborations

Florian Schuch 6 collaborations

Torsten Witte 6 collaborations

David Simon 5 collaborations

Arnd Kleyer 5 collaborations

Axel J Hueber 5 collaborations

Peer Aries 4 collaborations

P Aries 4 collaborations

Alexander Zink 4 collaborations

Pascal Petit 4 collaborations

Jacob Mohn 4 collaborations

Christina Bergmann 4 collaborations

Harriet Morf 4 collaborations

Andreas Ramming 4 collaborations

Jörg H W Distler 4 collaborations

Martin Krusche 4 collaborations

Axel Hueber 4 collaborations

Jörg Wendler 3 collaborations

M Krusche 3 collaborations

Daniela Bohr 3 collaborations

Elizabeth Araujo 3 collaborations

Martin Heinze 3 collaborations

Franziska Fuchs 3 collaborations

J Knitza 3 collaborations

Johanna Mucke 3 collaborations

Hannah Labinsky 3 collaborations

Patrick-Pascal Strunz 3 collaborations

Linus Maximilian Risser 3 collaborations

Matthias Froehlich 3 collaborations

Marc Schmalzing 3 collaborations

Michael Gernert 3 collaborations

J Callhoff 2 collaborations

G Chehab 2 collaborations

M Schneider 2 collaborations

C Specker 2 collaborations

J G Richter 2 collaborations

Stefanie Ziehfreund 2 collaborations

Cay Benedikt von der Decken 2 collaborations

Wenke Marquardt 2 collaborations

Susann May 2 collaborations

Felix Mühlensiepen 2 collaborations

Yuriy Ignatyev 2 collaborations

Johannes Hornig 2 collaborations

F Mühlensiepen 2 collaborations

Praxedis Rapp 2 collaborations

Monika Ronneberger 2 collaborations

Joerg Wendler 2 collaborations

Patrizia Sternad 2 collaborations

Florian Popp 2 collaborations

Kristina Berr 2 collaborations

Astrid Schmieder 2 collaborations

Johannes Heck 2 collaborations

Markus Welcker 2 collaborations

Bruce E Clurman 2 collaborations

Juliana Rachel Hoeper 2 collaborations

Jan Zeidler 2 collaborations

Sara Eileen Meyer 2 collaborations

Patricia Steffens-Korbanka 2 collaborations

Ulrich von Hinüber 2 collaborations

Andreas Schwarting 2 collaborations

Dirk Meyer-Olson 2 collaborations

Kirsten Hoeper 2 collaborations

Sebastian Kuhn 2 collaborations

Hannah Wecker 1 collaboration

Michael Hindelang 1 collaboration

Eleni Kampylafka 1 collaboration

Melanie Hagen 1 collaboration

Timo Meinderink 1 collaboration

Achim Fricker 1 collaboration

Julian Schwarz 1 collaboration

Jutta G Richter 1 collaboration

Gamal Chehab 1 collaboration

Joana Reiter 1 collaboration

Hasan Acar 1 collaboration

Anna Voormann 1 collaboration

Matthias Schneider 1 collaboration

Christof Specker 1 collaboration

Peter C Taylor 1 collaboration

Bruno Fautrel 1 collaboration

Yves Piette 1 collaboration

Susana Romero-Yuste 1 collaboration

Jasper Broen 1 collaboration

Oliver Howell 1 collaboration

Elke Rottier 1 collaboration

Monia Zignani 1 collaboration

Katrien Van Beneden 1 collaboration

Roberto Caporali 1 collaboration

Rieke Alten 1 collaboration

A Hueber 1 collaboration

U Kiltz 1 collaboration

A Kleyer 1 collaboration

D Simon 1 collaboration

A Voormann 1 collaboration

Sandra Kurkowski 1 collaboration

Robert Prill 1 collaboration

Hendrik Schulze-Koops 1 collaboration

Jennifer Engler 1 collaboration

Ramona Stenzel 1 collaboration

Katharina Hadaschik 1 collaboration

Manuel Grahammer 1 collaboration

Gerlinde Bendzuck 1 collaboration

Corinna Elling-Audersch 1 collaboration

Ulrike Erstling 1 collaboration

Patricia Steffens Korbanka 1 collaboration

Gerhard Krönke 1 collaboration

Ann-Christin Pecher 1 collaboration

F Popp 1 collaboration

Filippo Fagni 1 collaboration

Sebastian Boeltz 1 collaboration

Lena Janousek 1 collaboration

Felix Kluge 1 collaboration

Bjoern M Eskofier 1 collaboration

Georg Adler 1 collaboration

Linda Tizek 1 collaboration

Maximilian C Schielein 1 collaboration

Tilo Biedermann 1 collaboration

Sebastian Hueper 1 collaboration

Kristine N Dye 1 collaboration

Ann Roman 1 collaboration

Denise A Galloway 1 collaboration

C Fiehn 1 collaboration

X Baraliakos 1 collaboration

E Edelmann 1 collaboration

S Froschauer 1 collaboration

E Feist 1 collaboration

K Karberg 1 collaboration

J M Ruehlmann 1 collaboration

F Schuch 1 collaboration

S Zinke 1 collaboration

Sándor P Fekete 1 collaboration

Matthias Konitzny 1 collaboration

None None 1 collaboration

Baiyun Wang 1 collaboration

Domniţa-Valeria Rusnac 1 collaboration

Yasser Hussaini 1 collaboration

Jherek Swanger 1 collaboration

Ning Zheng 1 collaboration

Markus Gräf 1 collaboration

Jan Leipe 1 collaboration

Philipp Klemm 1 collaboration

Johanna Callhoff 1 collaboration

Conor Coyle 1 collaboration

Lily Watson 1 collaboration

Caroline Whately-Smith 1 collaboration

Mel Brooke 1 collaboration

Uta Kiltz 1 collaboration

Ennio Lubrano 1 collaboration

Ruben Queiro 1 collaboration

David Trigos 1 collaboration

Jan Brandt-Juergens 1 collaboration

Ernest Choy 1 collaboration

Salvatore D'Angelo 1 collaboration

Andrea Delle Sedie 1 collaboration

Emmanuelle Dernis 1 collaboration

Théo Wirth 1 collaboration

Sandrine Guis 1 collaboration

Philip Helliwell 1 collaboration

Pauline Ho 1 collaboration

Beatriz Joven 1 collaboration

Michaela Koehm 1 collaboration

Carlos Montilla Morales 1 collaboration

Jon Packham 1 collaboration

Jose Antonio Pinto Tasende 1 collaboration

Felipe Julio Ramirez Garcia 1 collaboration

Adeline Ruyssen-Witrand 1 collaboration

Rossana Scrivo 1 collaboration

Sarah Twigg 1 collaboration

Martin Soubrier 1 collaboration

Laure Gossec 1 collaboration

Laura C Coates 1 collaboration

Koray Tascilar 1 collaboration

Cay-Benedict von der Decken 1 collaboration