Summary of Baseline Characteristics (The MOBILIZE Boston Study).

aForty four of the 809 older adults were missing data and therefore excluded from the analysis. bBody mass index is calculated as weight in kilograms divided by height in meters squared. cMini-Mental State Examination (MMSE) cut off point for cognitive impairment [11], [12]. dPhysical activity tertiles measured using the Physical Activity Scale for the Elderly [15]. eBalance score was based on 4 progressively difficult stands: feet side by side, semi-tandem, tandem, and 1-leg stand [17]. fSlow gait speed (m/s) is the lowest 25% based on time of lowest of 2 usual-paced 4-meter walks [17]. gHighest quartile (slowest performance) of time to complete 5 repeated chair stands [17]. Summary of Baseline Characteristics (The MOBILIZE Boston Study).