Table 1.
Participant characteristics (N = 85)
| Characteristic | Value∗ |
|---|---|
| Age at PA assessment, years | 64.31 (5.44); range: 51.58–74.23 |
| Female, no. (%) | 52 (61.2) |
| APOE ε4–positive, No. (%) | 36 (42.4) |
| Family history of AD, No. (%) | 69 (81.2) |
| Education, years | 16.73 (2.82); range: 12–25 |
| Mini-Mental State Examination | 29.32 (0.98); range: 25–30 |
| Body mass index, kg/m2 | 28.33 (5.32); range: 17.65–44.11 |
| Total cholesterol, mg/dL | 206.29 (38.70); range: 142–353 |
| HDL cholesterol, mg/dL | 65.00 (20.34); range: 34–121 |
| Systolic blood pressure, mmHg | 128.18 (17.46); range: 98–166 |
| Diastolic blood pressure, mmHg | 75.44 (9.09); range: 55–97 |
| Hypertension, No. (%) | 20 (23.5) |
| Diabetes, No. (%) | 3 (3.5) |
| Smoker (ever), No. (%) | 39 (45.9) |
| Sedentary % | 72.35 (6.58); range: 49.00–86.36 |
| Light PA % | 18.32 (4.81); range: 7.76–30.21 |
| Moderate PA % | 7.98 (3.01); range: 2.83–18.63 |
| Vigorous PA % | 1.34 (1.18); range: .06–7.30 |
| Met weekly PA recommendations, no. (%) | 30 (35.3) |
| Total accelerometer wear time per day, hours | 15.29 (1.10); range: 12.00–17.80 |
Abbreviations: PA, physical activity; APOE ε4, apolipoprotein E ε4 allele; AD, Alzheimer's disease; HDL, high-density lipoprotein.
∗
Values indicate mean and standard deviation, unless otherwise indicated.