Concepedia

Reliability and validity of a screen time-based sedentary behaviour questionnaire for adolescents: The HELENA study

Juan Pablo Rey-López, Jonatan R. Ruiz, Francisco B. Ortega, Maïté Verloigne, Germán Vicente‐Rodríguez, Luis Gracia‐Marco, Frédèric Gottrand, Dénes Molnár, Kurt Widhalm, Maria Zaccaria,

European Journal of Public Health · 2011 · 140 citations · 16 references

DOI

Abstract

The HELENA sedentary questionnaire is reliable, yet only correctly classifies objectively measured sedentary time in boys.

References

16

The Measurement of Observer Agreement for Categorical Data

J. Richard Landis, Gary G. Koch · Biometrics · 1977 · 76.3K citations · Full text

, , +20

Amount of Time Spent in Sedentary Behaviors in the United States, 2003-2004

Charles E. Matthews, Kong Y. Chen, Patty S. Freedson et al. · American Journal of Epidemiology · 2008 · 2.6K citations · Full text

, , +13

Sitting Time and Mortality from All Causes, Cardiovascular Disease, and Cancer

Peter T. Katzmarzyk, Timothy S. Church, Cora L. Craig et al. · Medicine & Science in Sports & Exercise · 2009 · 1.6K citations

Sedentary Behaviors Increase Risk of Cardiovascular Disease Mortality in Men

Tatiana Y. Warren, Vaughn Barry, Steven P. Hooker et al. · Medicine & Science in Sports & Exercise · 2010 · 536 citations · Full text

Design and implementation of the Healthy Lifestyle in Europe by Nutrition in Adolescence Cross-Sectional Study

International Journal of Obesity · 2008 · 356 citations

, , +13