Internal, external and repeated-sprint demands in small-sided games: A comparison between bouts and age groups in elite youth soccer players

• Richard Hauer ,

  Contributed equally to this work with: Richard Hauer, Paul Störchle

  Roles Conceptualization, Data curation, Formal analysis, Methodology, Project administration, Writing – original draft, Writing – review & editing

  * E-mail: harald.tschan@univie.ac.at (HT); richard.hauer@univie.ac.at (RH)

  Affiliation Centre for Sports Science and University Sports, University of Vienna, Vienna, Austria

  https://orcid.org/0000-0001-6835-4030

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• Paul Störchle ,

  Contributed equally to this work with: Richard Hauer, Paul Störchle

  Roles Conceptualization, Data curation, Formal analysis, Investigation, Methodology, Project administration, Resources, Writing – original draft, Writing – review & editing

  Affiliation Department of Sport Science, Football Academy St. Pölten NÖ, St. Pölten, Austria

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• Bettina Karsten ,

  Roles Formal analysis, Writing – original draft, Writing – review & editing

  ¶‡ BK, HT and AB also contributed equally to this work.

  Affiliation European University of Applied Science (EUFH), Rostock, Germany

  https://orcid.org/0000-0001-7336-9472

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• Harald Tschan ,

  Roles Project administration, Resources, Supervision, Writing – original draft, Writing – review & editing

  * E-mail: harald.tschan@univie.ac.at (HT); richard.hauer@univie.ac.at (RH)

  ¶‡ BK, HT and AB also contributed equally to this work.

  Affiliation Centre for Sports Science and University Sports, University of Vienna, Vienna, Austria

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• Arnold Baca

  Roles Conceptualization, Project administration, Resources, Software, Supervision, Writing – original draft, Writing – review & editing

  ¶‡ BK, HT and AB also contributed equally to this work.

  Affiliation Centre for Sports Science and University Sports, University of Vienna, Vienna, Austria

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