Table 1.
Demographic Characteristics by Sample
| Age | Race | Ethnicity | ||
|---|---|---|---|---|
| Group | M (range) | n (%) | n (%) | BMI, kg/m2 (range) |
| Physical activity maintenance (N = 12) | 52 (44–64) | Caucasian 12 (100) | Not Hispanic 7 (58.3) | 26.5 |
| Other 4 (33.3) | ||||
| Missing 1 (8.4) | ||||
| Sedentary control (rsMRI) (N = 12) | 46 (42–50) | Caucasian 12 (100) | Not Hispanic 11 (91.6) Other unknown 1 (8.4) | 30.22 (23–40.6) |
| Sedentary control (fMRI) (N = 19) | 51.3 (47–55) | Caucasian 17 (89.5) African American 2 (10.5) | Not Hispanic 19 (100) | 25.7 (20–37.1) |
BMI, body mass index; fMRI, functional magnetic resonance imaging; rsMRI, resting-state MRI.