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    • Validity, reliability, and calibration of the physical activity unit 7 item screener (PAU7S) at population scale 

      Schröder, Helmut; Subirana Cachinero, Isaac; Wärnberg, Julia; Medrano, María; González-Gross, Marcela; Gusi, Narcis; Aznar, Susana; Alcaraz, Pedro E.; González-Valeiro, Miguel A.; Serra-Majem, Lluis; Terrados, Nicolás; Tur, Josep A.; Segú, Marta; Homs, Clara; Garcia-Álvarez, Alicia; Benavente-Marín, Juan C.; Barón-López, F. Javier; Labayen, Idoia; Zapico, Augusto G.; Sánchez-Gómez, Jesús; Jiménez-Zazo, Fabio; Marín-Cascales, Elena; Sevilla-Sanchez, Marta; Herrera-Ramos, Estefanía; Pulgar, Susana; Bibiloni, María del Mar; Sistac-Sorigué, Clara; Gómez Santos, Santiago Felipe (BMC, 2021)
      Background Validation of self-reported tools, such as physical activity (PA) questionnaires, is crucial. The aim of this study was to determine test-retest reliability, internal consistency, and the concurrent, construct, ...