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

• Main Authors: van der Ploeg Hidde P (Author), Chau Josephine (Author), Smith Ben J (Author), Cust Anne E (Author), Friedenreich Christine M (Author), Armstrong Bruce K (Author), Bauman Adrian (Author)
• Format: Book
• Published: BMC, 2008-06-01T00:00:00Z.
• Subjects: article
• Online Access: 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)...