Show cards of the Global Physical Activity Questionnaire (GPAQ) - do they impact validity? A crossover study

• Autori principali: Kevin Rudolf (Autore), Florian Lammer (Autore), Gerrit Stassen (Autore), Ingo Froböse (Autore), Andrea Schaller (Autore)
• Natura: Libro
• Pubblicazione: BMC, 2020-02-01T00:00:00Z.
• Soggetti: article
• Accesso online: Connect to this object online.

Abstract Background The Global Physical Activity Questionnaire (GPAQ) is applied internationally as a tool to assess the level of physical activity. The GPAQ was designed as an interview, including the use of show cards, which visualise activities of moderate and intensive physical activity and supp...