Table 1.

Participant Characteristics and Functional Measures (n = 56).

	Mean ± SD
Age	85.4 ± 5.9
Sex (M/F)	13/43
Caucasian n (%)	54 (96.4%)
College educated n (%)	34 (60.7%)
Use of assisted device n (%)	22 (39.3%)
BMI (kg/m^2)	27.3 ± 4.2
SPPB	8.4 ± 2.5
BERG	46.6 ± 5.3
ABC	78.2 ± 17.4
TMT (s)
TMT A	63.6 ± 40.5
TMT B	146.8 ± 72.6
ΔTMT	86.5 ± 52.1
NW Co-Contraction (%)
Stride	55.2 ± 14.2
Stance	57.1 ± 14.4
Swing	50.5 ± 16.8
DT Co-Contraction (%)
Stride	56.4 ± 13.4
Stance	58.7 ± 13.9
Swing	51.1 ± 16.5
Gait Speed (m/s)
NW	0.95 ± 0.24
DT	0.87 ± 0.21
Stride Time (s)
NW	1.13 ± 0.12
DT	1.20 ± 0.14
Stance Time (s)
NW	0.65 ± 0.08
DT	0.71 ± 0.10
Swing Time (s)
NW	0.46 ± 0.04
DT	0.48 ± 0.04

Note: BMI = Body Mass Index; SPPB = Short Physical Performance Battery; BBS = Berg Balance Scale; ABC = Activities-specific Balance Confidence; TMT = Trail Making Test. NW = normal walking; DT = dual task walking.