Table 1.

Descriptive characteristics of participants.

	OA (−)	OA (+)	Combined
Age (y)	72.15 ± 5.3	69.13 ± 6.1	70.15 ± 6.0
Body mass (kg)	100.51 ± 17.1	95.11 ± 14.6	96.97 ± 15.6
BMI (kg/m2)	35.33 ± 4.8	34.16 ± 4.6	34.56 ± 4.7
Gender
Female (%)	14 (70.0%)	30 (76.9%)	44 (74.6%)
Male (%)	6 (30.0%)	9 (23.1%)	15 (25.4%)
Race
Black (%)	8 (40.0%)	19 (48.8%)	27 (45.8%)
White (%)	12 (60.0%)	20 (51.3%)	32 (54.2%)
Education
≤ High school (%)	3 (15.0%)	2 (5.1%)	5 (8.5%)
> High school (%)	17 (85.0%)	37 (94.9%)	54 (91.5%)

Notes: BMI = Body mass index.

OA (−) n = 20, OA (+) n = 39.

Data reported as mean ± SD or total number (%).