Li Bai, Haiheng Tang, Mingliang Wang
Dietary behaviors of rural residents in northeastern China: implications for designing intervention information and targeting high-risk population
Frontiers in public health
assessing mobility daily life provide significant insights several clinical conditions chronic obstructive pulmonary disease copd paper present comprehensive analysis wearable devices performance gait speed estimation explore optimal device combinations everyday use using data collected smartphones smartwatches smart shoes evaluated individual capabilities device explored synergistic effects combined thereby accommodating preferences possibilities individuals wearing different types devices study involved 20 healthy subjects performing modified sixminute walking test 6mwt various conditions results revealed little performance differences among devices combination smartwatches smart shoes exhibiting superior estimation accuracy particularly smartwatches captured additional healthrelated information demonstrated enhanced accuracy paired devices surprisingly wearing devices concurrently yield optimal results suggesting potential redundancy feature extraction feature importance analysis highlighted key variables contributing gait speed estimation providing valuable insights model refinement