Table 1.
MIPARC participant characteristics at baseline.
| Intervention | Control | p- value |
|
|---|---|---|---|
| N | 150 | 155 | |
| Age (years), mean (SD) | 81.3 (5.8) | 84.8 (6.5) | 0.000 |
| Female, n (%) | 111 (74.0) | 110 (71.0) | 0.550 |
| College education or above, n (%) | 99 (66.0) | 93 (60.0) | 0.110 |
| Married, n (%) | 76 (50.7) | 46 (29.7) | 0.000 |
| Total time in each domain, mean min/day (SD) | |||
| Home | 428.2 (254.9) | 488.0 (231.4) | 0.000 |
| Campus | 157.8 (169.8) | 178.3 (168.7) | 0.018 |
| Neighborhood | 85.6 (151.5) | 65.1 (131.4) | 0.005 |
| Beyond neighborhood | 113.0 (159.0) | 87.4 (136.1) | 0.001 |
| Total walking time, mean min/day (SD) | 83.8 (45.4) | 72.7 (48.0) | 0.000 |
| Total walking time in each domain, mean min/day (SD) | |||
| Home | 40.6 (34.5) | 38.2 (29.6) | 0.150 |
| Campus | 17.9 (21.1) | 19.9 (22.7) | 0.072 |
| Neighborhood | 9.4 (18.3) | 5.6 (13.4) | 0.000 |
| Beyond neighborhood | 13.5 (25.6) | 8.1 (16.3) | 0.000 |
| Daily device wear time, mean min/day (SD) | 808.7 (78.3) | 825.3 (75.9) | 0.000 |
| Physical function (SPPB), mean (SD) | 9.4 (2.5) | 8.2 (2.7) | 0.000 |
| Cognition composite z-score, mean (SD) | 0.2 (0.8) | −0.1 (0.8) | 0.000 |
*
p-values from t-test or chi square tests.