Physical Activity in German Adolescents Measured by Accelerometry and Activity Diary: Introducing a Comprehensive Approach for Data Management and Preliminary Results

• Rebecca Pfitzner,

  Affiliation Institute of Epidemiology I, Helmholtz Zentrum München, German Research Center for Environmental Health, Neuherberg, Germany

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• Lukas Gorzelniak,

  Affiliation Institut für Medizinische Statistik und Epidemiologie, Technische Universität München, Munich, Germany

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• Joachim Heinrich,

  Affiliation Institute of Epidemiology I, Helmholtz Zentrum München, German Research Center for Environmental Health, Neuherberg, Germany

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• Andrea von Berg,

  Affiliation Department of Pediatrics, Marien-Hospital Wesel, Wesel, Germany

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• Claudia Klümper,

  Affiliation IUF-Leibniz Research Institute for Environmental Medicine at the Heinrich-Heine University of Düsseldorf, Düsseldorf, Germany

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• Carl P. Bauer,

  Affiliation Department of Pediatrics, Technische Universität München, Munich, Germany

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• Sibylle Koletzko,

  Affiliation Dr von Hauner Children’s Hospital, Ludwig-Maximilians-University of Munich, Munich, Germany

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• Dietrich Berdel,

  Affiliation Department of Pediatrics, Marien-Hospital Wesel, Wesel, Germany

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• Alexander Horsch,

  Affiliation Institut für Medizinische Statistik und Epidemiologie, Technische Universität München, Munich, Germany

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• Holger Schulz ,

  * E-mail: schulz@helmholtz-muenchen.de

  Affiliation Institute of Epidemiology I, Helmholtz Zentrum München, German Research Center for Environmental Health, Neuherberg, Germany

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• for the GINIplus Study Group