Retirements of professional tennis players in second- and third-tier tournaments on the ATP and WTA tours

• Maria Palau,

  Roles Conceptualization, Data curation, Software, Supervision

  Affiliation Universitat Oberta de Catalunya, Barcelona, Spain

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• Ernest Baiget,

  Roles Conceptualization, Investigation, Methodology, Resources, Supervision, Validation

  Affiliation National Institute of Physical Education of Catalonia (INEFC), University of Barcelona, Barcelona, Spain

  https://orcid.org/0000-0002-2059-2846

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• Jordi Cortés,

  Roles Conceptualization, Data curation, Formal analysis, Methodology, Software, Supervision, Visualization, Writing – original draft

  Affiliation Department of Statistics and Operations Research, Universitat Politècnica de Catalunya, Barcelona, Spain

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• Joan Martínez,

  Roles Supervision, Validation, Visualization, Writing – review & editing

  Affiliation Girona Biomedical Research Institute-IDIBGI, Salt, Spain

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• Miguel Crespo,

  Roles Validation, Writing – review & editing

  Affiliation Development Department, International Tennis Federation, London, United Kingdom

  https://orcid.org/0000-0001-7952-7603

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• Martí Casals

  Roles Conceptualization, Data curation, Formal analysis, Funding acquisition, Investigation, Methodology, Resources, Software, Supervision, Validation, Visualization, Writing – original draft, Writing – review & editing

  * E-mail: marticasals@gmail.com

  Affiliations National Institute of Physical Education of Catalonia (INEFC), University of Barcelona, Barcelona, Spain, Sport and Physical Activity Studies Centre (CEEAF), Faculty of Medicine, University of Vic-Central University of Catalonia (UVic-UCC), Barcelona, Spain, Sport Performance Analysis Research Group, University of Vic-Central University of Catalonia (UVic-UCC), Barcelona, Spain

  https://orcid.org/0000-0002-1775-8331

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