Evaluation of a body-worn sensor system to measure physical activity in older people with impaired function.

@article{Taraldsen2011EvaluationOA,
  title={Evaluation of a body-worn sensor system to measure physical activity in older people with impaired function.},
  author={Kristin Taraldsen and Torunn Askim and Olav Sletvold and Elin Kristin Einarsen and Karianne Gr{\"u}ner Bj{\aa}stad and Bent Indredavik and Jorunn L. Helbostad},
  journal={Physical therapy},
  year={2011},
  volume={91 2},
  pages={277-85}
}
BACKGROUND There is limited information on reliable and valid measures of physical activity in older people with impaired function. OBJECTIVE This study was conducted to compare the accuracy of single-axis accelerometers in recognizing postures and transitions and step counting with the accuracy of video recordings in people with stroke (n=14), older inpatients (n=14), people with hip fracture (n=8), and a reference group of 10 adults who were healthy. DESIGN This was a cross-sectional… CONTINUE READING