Table 1.
Sample characteristics (N=16).
| Characteristic | Values | |
| Age (years), mean (SD) | 62.1 (6.6) | |
| Sex, n (%) | ||
|
|
Female | 16 (100) |
| Race, n (%) | ||
|
|
African American | 16 (100) |
| Employment status, n (%) | ||
|
|
Employed | 6 (37) |
|
|
Retired or unemployed | 10 (63) |
| Income (US $), n (%)a | ||
|
|
<60,000 | 6 (37) |
|
|
≥60,000 | 5 (63) |
| Education, n (%) | ||
|
|
Some college or below | 4 (25) |
|
|
Technical degree | 2 (12) |
|
|
College degree | 7 (44) |
|
|
Graduate or professional degree | 3 (19) |
| Marital status, n (%) | ||
|
|
Single, divorced, or widowed | 12 (75) |
|
|
Married | 4 (25) |
| Location of residence, n (%) | ||
|
|
Maryland | 7 (44) |
|
|
Washington, DC | 9 (56) |
| Body mass index (kg/m2), mean (SD) | 35.5 (8.29) | |
| Weight parameters | ||
|
|
Overweightb, n (%) | 4 (25) |
|
|
Obesec, n (%) | 12 (75) |
| Physical activity parameters, mean (SD) | ||
|
|
Steps per dayd | 7359 (2201) |
|
|
Sedentary minutes per day | 1174 (54) |
|
|
Light intensity minutes per day | 236 (50) |
|
|
Moderate intensity minutes per day | 12 (8) |
|
|
Vigorous intensity minutes per day | 18 (10) |
aIncome information was only available for 8 participants.
bBody mass index≥25 kg/m2.
cBody mass index≥30 kg/m2.
dValid day defined as ≥10 hours of wear time (step data averaged over valid days during the 20-day study period).