Research Article
Quantification of Outdoor Mobility by Use of Accelerometer-Measured Physical Behaviour
Table 1
Sample characteristics 12 months after hip fracture surgery.
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Mean upright time per day (min): total minutes of all upright events/number of recording days; mean number of upright events per day: average number of upright events per day; mean length of upright events: average length in minutes based on all upright events during the recording period; maximum length of upright events: maximum length in minutes for the longest upright event during the recording period; median length of upright events: median length in minutes based on all upright events during the recording period; upright event variability: the interquartile range (IQR) of upright events lengths in minutes during the recording period; TUG: Timed Up-and-Go; SPPB: Short Physical Performance Battery; Gait Speed: based on the 4-meter gait test from SPPB; BI: Barthel Index; NADL: Nottingham Extended Activities of Daily Living scale; MMSE: Mini Mental State Examination; GDS: geriatric depression scale; Grip Strength: measured by the JAMAR dynamometer in kg; FES-I: the 7-item Fall Efficacy Scale International FES-I. |