Validity and repeatability of the EPIC physical activity questionnaire: a validation study using accelerometers as an objective measure

• Egile Nagusiak: van der Ploeg Hidde P (Egilea), Chau Josephine (Egilea), Smith Ben J (Egilea), Cust Anne E (Egilea), Friedenreich Christine M (Egilea), Armstrong Bruce K (Egilea), Bauman Adrian (Egilea)
• Formatua: Liburua
• Argitaratua: BMC, 2008-06-01T00:00:00Z.
• Gaiak: article
• Sarrera elektronikoa: Connect to this object online.

<p>Abstract</p> <p>Background</p> <p>A primary aim of the European Prospective Investigation into Cancer and Nutrition (EPIC) cohort study is to examine the association between total physical activity levels (comprising occupational, household and recreational activity)...