• Accelerometer Data Reduction in Adolescents: Effects on Sample Retention and Bias

      Toftager, M; Kristensen, PL; Oliver, M; Duncan, S; Christiansen, LB; Boyle, E; Brønd, JC; Troelsen, J (BioMed Central, 2013)
      Background Accelerometry is increasingly being recognized as an accurate and reliable method to assess free-living physical activity (PA) in children and adolescents. However, accelerometer data reduction criteria remain ...