Accelerometer-measured physical activity and sedentary time in a cohort of US adults followed for up to 13 years: the influence of removing early follow-up on associations with mortality

• Main Authors: Jakob Tarp (Author), Bjørge Herman Hansen (Author), Morten Wang Fagerland (Author), Jostein Steene-Johannessen (Author), Sigmund Alfred Anderssen (Author), Ulf Ekelund (Author)
• Format: Book
• Published: BMC, 2020-03-01T00:00:00Z.
• Subjects: article
• Online Access: Connect to this object online.

Abstract Background Observational studies linking physical activity with mortality are susceptible to reverse causation bias from undiagnosed and prevalent diseases. Researchers often attempt to deal with reverse causation bias by excluding deaths occurring within the first 1 or 2 years from the ana...