Ajay K. Kakkar

Active 1999–2025

109
Papers
38,789
Citations
72
h-index
109
i10-index

Citations

Citations per year for Ajay K. Kakkar1987: 1 citations1989: 5 citations1996: 1 citations1998: 3 citations2000: 1 citations2001: 2 citations2002: 5 citations2003: 13 citations2004: 32 citations2005: 30 citations2006: 55 citations2007: 67 citations2008: 117 citations2009: 137 citations2010: 169 citations2011: 171 citations2012: 195 citations2013: 250 citations2014: 260 citations2015: 235 citations2016: 213 citations2017: 202 citations2018: 264 citations2019: 1,304 citations2020: 1,420 citations2021: 1,199 citations2022: 758 citations2023: 577 citations2024: 940 citations2025: 262 citations2026: 21 citations1988: no citations, so this year is not shown1990–1995: no citations, so these years are not shown1997: no citations, so this year is not shown1999: no citations, so this year is not shown

Citation sources

Countries

World map of the countries and regions citing this authorUnited States: 2,111 citing papers, 18.8% of this breakdownUnited Kingdom: 929 citing papers, 8.2% of this breakdownCanada: 866 citing papers, 7.7% of this breakdownItaly: 729 citing papers, 6.5% of this breakdownGermany: 685 citing papers, 6.1% of this breakdownFrance: 521 citing papers, 4.6% of this breakdownNetherlands: 497 citing papers, 4.4% of this breakdownChina: 448 citing papers, 4% of this breakdownSwitzerland: 304 citing papers, 2.7% of this breakdownSpain: 302 citing papers, 2.7% of this breakdownJapan: 282 citing papers, 2.5% of this breakdownAustralia: 278 citing papers, 2.5% of this breakdown
0%18.8%Other 29.3%

Fields

  • Medicine91.3%
  • Biochemistry, Genetics and Molecular Biology2.4%
  • Computer Science2%
  • Engineering1%
  • Immunology and Microbiology0.9%
  • Health Professions0.9%
  • Other1.5%

Topics

  • Venous Thromboembolism Diagnosis and Management18.5%
  • Atrial Fibrillation Management and Outcomes12.8%
  • Blood Coagulation and Thrombosis Mechanisms4.4%
  • Antiplatelet Therapy and Cardiovascular Diseases4%
  • Heparin-Induced Thrombocytopenia and Thrombosis2.6%
  • Acute Myocardial Infarction Research2.5%
  • Other55.2%

Coauthors

All papers

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  1. Rivaroxaban with or without Aspirin in Stable Cardiovascular Disease

    Authors: , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , Antonio L Dans, Fernando Laņas, Patrick Commerford, Christian Torp‐Pedersen, Tomek J. Guzik, Peter Verhamme, Dragoş Vinereanu, Jae‐Hyung Kim, Andrew M. Tonkin, Basil S. Lewis, Camilo Félix, Khalid Yusoff, Philippe Gabríel Steg, Kaj Metsärinne, Nancy Cook Bruns, Frank Misselwitz, Edmond Chen, Darryl P. Leong, Salim Yusuf - New England Journal of Medicine 2017 cited by 2,412

  2. Venous Thromboembolism Prophylaxis and Treatment in Patients With Cancer: ASCO Clinical Practice Guideline Update

    Authors: , , , , , , , , , , , , , , , , - Journal of Clinical Oncology 2019 cited by 1,475

  3. Edoxaban for the Treatment of Cancer-Associated Venous Thromboembolism

    Authors: , , , , , , , , , , , , , , , , , , - New England Journal of Medicine 2017 cited by 1,607

  4. 2022 international clinical practice guidelines for the treatment and prophylaxis of venous thromboembolism in patients with cancer, including patients with COVID-19

    Authors: , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , Viktoria Bitsadze, Dorit Blickstein, Mark Blostein, Isabel Bogalho, A.A.G.S. Brandāo, Rodrigo T. Calado, Alain Carpentier, José Ceresetto, Rufaro S Chitsike, J. Connault, Catarina Jacinto Correia, Benjamin Crichi, Erich Vinícius De Paula, Ahmet Muzaffer Demir, Laure Deville, Ludovic Doucet, Vera Dounaevskaia, C. Durant, Ellis Martin, Joseph Emmerich, Anna Falanga, Carme Font, Enrique Gallardo, Thomas Gary, Filipe Gonçalves, Jean‐Christophe Gris, Hiromi Hayashi, A. Hij, Luis Jara‐Palomares, David Jiménez, J. Kh. Khizroeva, Michel N'Guessan, Florian Länger, C. Le Hello, Christine Le Maignan, Ramón Lecumberri, Lai Heng Lee, Zachary Liederman, Luisa Lopes dos Santos, Duarte Machado, А. D. Makatsariya, Alberto Maneyro, Zora Marjanovic, Serban Milhaileanu, Manuel Monréal, Sara Moráis, António Moreira, Mikio Mukai, Arlette Ndour, Luciana Correa Oliveira de Oliveira, Remedios Otero-Candelara, Maria Carolina Tostes Pintão, Florian Posch, Pascal Prilollet, Hanadi Rafii, Daniel Dias Ribeiro, Hanno Riess, Marc Righini, Helia Robert‐Ebadi, Cynthia Rothschild, André Roussin, José Antonio Rueda Camino, Pedro Ruiz‐Artacho, Gleb Saharov, Joana Santos, M. Sebuhyan, Ali Shamseddine, Galia Spectre, Alì Taher, Javier Trujillo‐Santos and 6 more - The Lancet Oncology 2022 cited by 448

  5. Safety of Proton Pump Inhibitors Based on a Large, Multi-Year, Randomized Trial of Patients Receiving Rivaroxaban or Aspirin

    Authors: , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , Jun Zhu, Yan Liang, Patricio López‐Jaramillo, Ajay K. Kakkar, Alexander Parkhomenko, Lars Rydén, Nana Pogosova, Antonio L Dans, Fernando Laņas, Patrick Commerford, Christian Torp‐Pedersen, Tomek J. Guzik, Dragoş Vinereanu, Andrew M. Tonkin, Basil S. Lewis, Camilo Félix, Khalid Yusoff, Kaj Metsärinne, Keith A.A. Fox, Salim Yusuf - Gastroenterology 2019 cited by 477

  6. Comparison of an Oral Factor Xa Inhibitor With Low Molecular Weight Heparin in Patients With Cancer With Venous Thromboembolism: Results of a Randomized Trial (SELECT-D)

    Authors: , , , , , , , , , , , , , , , , , - Journal of Clinical Oncology 2018 cited by 1,326

  7. Venous Thromboembolism Prophylaxis and Treatment in Patients With Cancer: ASCO Guideline Update

    Authors: , , , , , , , , , , , , , , - Journal of Clinical Oncology 2023 cited by 317

  8. Rivaroxaban for Thromboprophylaxis in High-Risk Ambulatory Patients with Cancer

    Authors: , , , , , , , , , , , , , , , , , , , , , - New England Journal of Medicine 2019 cited by 714

  9. Rivaroxaban or Aspirin for Extended Treatment of Venous Thromboembolism

    Authors: , , , , , , , , , , , , , , , , , , , - New England Journal of Medicine 2017 cited by 768

  10. Venous thromboembolism (VTE) in Europe

    Authors: , , , , , , , , , , , , , , - Thrombosis and Haemostasis 2007 cited by 1,562

  11. Rivaroxaban with or without aspirin in patients with stable peripheral or carotid artery disease: an international, randomised, double-blind, placebo-controlled trial

    Authors: , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , Robert G. Hart, Salim Yusuf, JORGELINA SALA, Luis R Cartasegna, MARISA VICO, Miguel Hominal, Eduardo Hasbani, Alberto Caccavo, Cesar Javier Zaidman, DANIEL VOGEL, Adrian D. Hrabar, Pablo Schygiel, Carlos Alberto Cuneo, Hugo A Luquez, Ignacio MacKinnon, Rodolfo Andrés Ahuad Guerrero, Juan Pablo Costabel, INES PALMIRA BARTOLACCI, Oscar Montaña, María Antonietta Barbieri, Oscar Gómez Vilamajó, RUBEN OMAR GARCIA DURAN, Lilia Beatriz Schiavi, Marcelo Garrido, ADRIAN INGARAMO, Anselmo P. Bordonava, MARIA JOSE PELAGAGGE, LEONARDO NOVARETTO, JUAN PABLO ALBISU DI GENNERO, LUZ MARIA IBANEZ SAGGIA, MOIRA ALVAREZ, Néstor A. Vita, Stella M. Macı́n, Ricardo D. Dran, Marcelo Cardona, Luis Guzman, RODOLFO JUAN SARJANOVICH, Jesus Cuadrado, SEBASTIAN NANI, MARCOS RAUL LITVAK BRUNO, Carolina Chacón, Laura Maffei, Diego Grinfeld, NATALIA VENSENTINI, CLAUDIO RODOLFO MAJUL, Héctor Luciardi, PATRICIA DEL CARMEN GONZALEZ COLASO, FREDY ANTONI FERRE PACORA, PAUL VAN DEN HEUVEL, Peter Verhamme, Bavo Ector, PHILIPPE DEBONNAIRE, Philippe van de Borne, JEAN LEROY, Herman Schroë, Pascal Vranckx, Ivan Elegeert, E Hoffer, KARL DUJARDIN, CLARISSE INDIO DO BRASIL, Dalton Bertolim Précoma, JOSE ANTONIO ABRANTES, Euler Roberto Fernandes Manenti, Gilmar Reis, José Francisco Kerr Saraiva, Lília Nigro Maia, Mauro Esteves Hernandes, Paulo Roberto Ferreira ROSSI, Fabio Rossi dos Santos, Sérgio Luiz Zimmermann and 544 more - The Lancet 2017 cited by 880

  12. Dabigatran versus Warfarin in the Treatment of Acute Venous Thromboembolism

    Authors: , , , , , , , , - New England Journal of Medicine 2009 cited by 2,571

  13. Low-Molecular-Weight Heparin versus a Coumarin for the Prevention of Recurrent Venous Thromboembolism in Patients with Cancer

    Authors: , , , , , , , , , , - New England Journal of Medicine 2003 cited by 2,525

  14. 2019 international clinical practice guidelines for the treatment and prophylaxis of venous thromboembolism in patients with cancer

    Authors: , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , Mark Blostein, Isabel Bogalho, Barbara Bournet, Patricia Casais, Alain Carpentier, Gabriela Cesarman‐Maus, Joydeep Chakbrabartty, Hugo Clemente, J. Connault, Ludovic Doucet, C. Durant, Joseph Emmerich, Anna Falanga, Clemens Feistritzer, Carme Font, Charles W. Francis, Enrique Gallardo, Thomas Gary, Jean‐Christophe Gris, Cecilia Guillermo, A. Hij, Russel Hull, Takayuki Ikezoe, Luis Jara‐Palomares, Nigel S. Key, Jamilya Khrizroeva, Maral Koolian, Florian Länger, C. Le Hello, Ramón Lecumberri, Lai Heng Lee, Howard A. Liebman, Luisa Lopes Dos Santos, Duarte Machado, Isabelle Madelaine, А. D. Makatsariya, Mario Mandalà, Anthony Marayevas, Zora Marjanovic, Christine Marosi, Ellis Martin, Luis Meillón, E. Messas, António Moreira, Ahmet Muzaffer Demir, Arlette Ndour, Michel N'Guessan, Remedios Otero, Vanessa Pachón Olmos, Ana Pais, Florian Posch, Matthias Preusser, H. Riess, Marc Righini, Cynthia Rothschild, André Roussin, José Antonio Rueda-Camino, Pedro Ruiz‐Artacho, Sanjith Saseedharan, Ali Shamseddine, Gerald A. Soff, Hans Stricker, Vicky Tagalakis, Alì Taher, Toussaint Toutou, Javier Trujillo‐Santos, Stéphane Villiers, Raymond Wong, Norizaku Yamada - The Lancet Oncology 2019 cited by 658

  15. Predictive and Associative Models to Identify Hospitalized Medical Patients at Risk for VTE

    Authors: , , , , , , , , , , , , , , , , , - CHEST Journal 2011 cited by 548

  16. Extended Use of Dabigatran, Warfarin, or Placebo in Venous Thromboembolism

    Authors: , , , , , , , , , - New England Journal of Medicine 2013 cited by 990

  17. Cancer associated thrombosis in everyday practice: perspectives from GARFIELD-VTE

    Authors: , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , Alexey Khotuntsov, Alisha Oropallo, Alison Slocombe, Allan Kelly, Amanda Clark, Amr Gad, Amy Arouni, Andor Schmidt, Andrea Berni, Andres Javier Kleiban, A Machowski, Andrey Kazakov, Ángel Gálvez, Ann Lockman, Anna Falanga, Anoop Chauhan, Antoni Riera‐Mestre, Antonino Mazzone, Armando D’Angelo, Artur Haddad Herdy, Atsushi Kato, Ayman Abd Elhamid Ebrahim Mahmoud Salem, Azlan Husin, Barbara Erdelyi, Barry Jacobson, Beatrice Amann‐Vesti, Bektaş Battaloǧlu, Benedicte Wilson, Benilde Cosmi, Bergmann Jean Francois, Berremeli Toufek, Beverley J. Hunt, Bhavesh Natha, Bisher Mustafa, Bonnie Chi Shan Kho, Boulon Carine, Brian Zidel, Brisot Dominique, Brousse Christophe, Bruno Trimarco, Canhua Luo, Carlos Alberto Cuneo, Carlos Jerjes Sanchez Diaz, Carsten Schwencke, Cas Cader, Celal Yavuz, Cesar Javier Zaidman, Charles A. Lunn, Chau‐Chung Wu, Cheng Hock Toh, Chern‐En Chiang, Chevrier Elisa, Chien‐Hsun Hsia, Chien-Lung Huang, Chi‐Hang Kevin Kwok, Chih-Cheng Wu, Chi‐Hung Huang, Chris Ward, Christian Opitz, Christina Jeanneret‐Gris, Chung Yin Ha, Chun‐Yao Huang, Claude Luyeye Bidi, Clifford Smith, Cornelia Brauer, Corrado Lodigiani, Françis Couturaud, Cynthia Wu, Daniel Staub, Daniel Theodoro and 375 more - Journal of Thrombosis and Thrombolysis 2020 cited by 115

  18. Forecasting daily global solar irradiance generation using machine learning

    Authors: , - Renewable and Sustainable Energy Reviews 2017 cited by 144

  19. Pantoprazole to Prevent Gastroduodenal Events in Patients Receiving Rivaroxaban and/or Aspirin in a Randomized, Double-Blind, Placebo-Controlled Trial

    Authors: , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , Jun Zhu, Yan Liang, Patricio López‐Jaramillo, Ajay K. Kakkar, Alexander Parkhomenko, Lars Rydén, Nana Pogosova, Antonio Dans, Fernando Laņas, Patrick Commerford, Christian Torp‐Pedersen, Tomek Guzik, Dragoş Vinereanu, Andrew M. Tonkin, Basil S. Lewis, Camilo Félix, Khalid Yusoff, Kaj Metsärinne, Keith A.A. Fox, Salim Yusuf - Gastroenterology 2019 cited by 154

  20. Development and Validation of the DOAC Score: A Novel Bleeding Risk Prediction Tool for Patients With Atrial Fibrillation on Direct-Acting Oral Anticoagulants

    Authors: , , , , , , , , , , , , , - Circulation 2023 cited by 104

  21. Recurrent venous thromboembolism and bleeding with extended anticoagulation: the VTE-PREDICT risk score

    Authors: , , , , , , , , , , , , , , , , , , , , , , , , , , , - European Heart Journal 2023 cited by 75

  22. Treatment of Acute Venous Thromboembolism With Dabigatran or Warfarin and Pooled Analysis

    Authors: , , , , , , , , , , - Circulation 2013 cited by 932

  23. Venous thromboembolism risk and prophylaxis in the acute hospital care setting (ENDORSE study): a multinational cross-sectional study

    Authors: , , , , , , , , , - The Lancet 2008 cited by 1,501

  24. Rivaroxaban versus Enoxaparin for Thromboprophylaxis after Hip Arthroplasty

    Authors: , , , , , , , , , , - New England Journal of Medicine 2008 cited by 1,433