Table 1.

All Participants Randomized to Physical Activity Intervention, M ± SD or n (%)

Variable	Total randomized (N = 213)
Age	76.5 ± 4.1
Race/Ethnicity
African American/Black	37 (17.4%)
Caucasian/White	160 (75.1%)
Latino, Hispanic, or Spanish	10 (4.7%)
other/mixed	6 (2.8%)
Gender
female	146 (68.5%)
male	67 (31.5%)
Self-reported health
excellent	10 (4.7%)
very good	48 (22.5%)
good	115 (54.0%)
fair	35 (16.4%)
poor	4 (1.9%)
other	1 (0.5%)
Systolic blood pressure	131.8 ± 17.1
Diastolic blood pressure	69.2 ± 10.7
Radial pulse	69.2 ± 11.8
Body-mass index	30.7 ± 6.2
# of prescription drugs	5.2 ± 3.2
Depression Scale	7.5 ± 6. 8
Mini Mental State Exam score	27.1 ± 2.4
Any difficulty with activities of daily living	172 (80.7%)
Difficulty walking 1/4 mile	13 (6.1%)
Short Physical Performance Battery score	7.57 ± 1. 45
Grip strength (dominant hand)	25.2 ± 8.7
400-m walk speed (m/s)	0.86 ± 0.18