Table 1.
Demographics and baseline characteristics of the study sample.
| Total n = 598 |
Female n = 332 |
Male n = 266 |
|
|---|---|---|---|
| Age (years) a | 58.8 ± 10.9 | 57.5 ± 10.7 | 60.5 ± 10.9 |
| College or above education | 497 (83.7) | 263 (79.7) | 234 (88.6) |
| Work or volunteer outside of home | 401 (67.1) | 229 (69.0) | 172 (64.7) |
| Income > $55,000 | 278 (48.4) | 131 (40.9) | 147 (57.7) |
| Hispanic/Latino ethnicity | 248 (41.5) | 151 (45.5) | 97 (36.5) |
| Race | |||
| White | 421 (70.4) | 228 (68.7) | 193 (72.6) |
| African American | 18 (3.0) | 8 (2.4) | 10 (3.8) |
| Asian | 23 (3.8) | 12 (3.6) | 11 (4.1) |
| Native American | 25 (4.2) | 13 (3.9) | 12 (4.5) |
| Other/Unknown | 111 (18.6) | 71 (21.4) | 40 (15.0) |
| Child < 18 years in household | 155 (25.9) | 99 (29.8) | 56 (21.1) |
| Access to vehicle | 569 (95.8) | 318 (96.4) | 251 (95.1) |
| Current smoker | 45 (7.6) | 20 (6.1) | 25 (9.5) |
| Consumes alcohol | 392 (66.3) | 198 (60.2) | 194 (74.1) |
| Valid device wear days a | 13.8 ± 2.0 | 13.5 ± 2.1 | 14.0 ± 1.8 |
| Average device wear time (min/day) a | 861.5 ± 75.0 | 852.5 (97.7) | 867.3 (101.0) |
| Device measured AT (min/day) b | 14.0 (18.7) | 13.4 (17.4) | 14.7 (20.5) |
| Device measured MVPA during AT trips (min/day) b | 4.4 (11.6) | 4.3 (10.5) | 4.4 (12.2) |
| Self-reported PA by domain (min/day) b | |||
| AT | 8.6 (30) | 7.1 (28.6) | 8.6 (39.3) |
| Work | 0.0 (25.7) | 0.0 (20.7) | 0.0 (29.0) |
| Recreational | 27.1 (61.4) | 25.7 (61.4) | 30.7 (62.9) |
| Home | 38.6 (90) | 50.7 (121.1) | 28.6 (77.1) |
| Total accelerometer measured MVPA (min/day) b | 21.4 (28.8) | 17.8 (27.3) | 25.7 (27.8) |
| Total self-reported MVPA (min/day) b | 148.2 (220) | 161.8 (224.3) | 140.7 (186.4) |
| >150 min/wk of accelerometer MVPA | 300 (50.2) | 148 (44.6) | 152 (57.1) |
| CVD risk factors | |||
| BMI (kg/m2) a | 28.6 ± 5.9 | 28.4 ± 6.6 | 28.9 ± 4.8 |
| HDL cholesterol (mg/dL) a | 58.7 ± 17.5 | 64.4 ± 34.7 | 51.8 ± 14.4 |
| Triglycerides (mg/dL) b | 96.0 (68.5) | 92.5 (65.0) | 99.5 (71.0) |
| Systolic blood pressure (mg/dL) a | 131.0 ± 19.8 | 128.3 20.4 | 134.3 18.5 |
| Diastolic blood pressure (mg/dL) a | 73.7 ± 10.8 | 70.5 ± 10.1 | 77.6 ± 10.2 |
| Glucose (mg/dL) a | 104.5 ± 28.3 | 102.9 ± 29.9 | 106.3 ± 26.2 |
Values are n(%) unless noted, a Mean ±SD, b Median (IQR).