Patterns of objectively measured sedentary time in 10- to 12-year-old Belgian children : an observational study within the ENERGY-project

Background: This study examined the frequency of and differences in sedentary bouts of different durations and the total time spent in sedentary bouts on a weekday, a weekend day, during school hours, during after-school hours and in the evening period in a sample of 10- to 12-year-old Belgian children. Methods: Accelerometer data were collected as part of the ENERGY-project in Belgium (n = 577, 10.9 +/- 0.7 years, 53% girls) in 2011. Differences in total sedentary time, sedentary bouts of 2-5, 5-10, 10-20, 20-30 and >= 30 min and total time accumulated in those bouts were examined on a wee... Mehr ...