Table 3.
Multivariable Models of Associations Between Neighborhood Walkability and Self-Reported Walking in the Past Week in Older Adults
| Adjusteda model without interaction (n = 545) | Adjusteda model in cognitive maintainers (n = 267) | Adjusteda model in cognitive decliners (n = 278) | ||
|---|---|---|---|---|
| Walkability variable | OR (95% CI) | p for interaction | OR (95% CI) | OR (95% CI) |
| Land use/destinations | ||||
| Mixed land use | 1.61 (1.12, 2.30) | .8 | ||
| Transit available | 0.95 (0.65, 1.40) | .4 | ||
| Safety | ||||
| Abandoned property | 0.82 (0.52, 1.30) | .16 | 0.54 (0.23, 1.26) | 1.07 (0.56, 2.02) |
| Undeveloped land | 0.87 (0.57, 1.33) | .8 | ||
| Larger street size | 1.23 (0.66, 2.31) | .3 | ||
| Physical barrier | ||||
| Slope present | 0.70 (0.47, 1.04) | .05 | 1.05 (0.63, 1.73) | 0.51 (0.29, 0.90) |
| Less than perfect sidewalk quality | 0.61 (0.38, 0.96) | .05 | 0.38 (0.19, 0.76) | 0.81 (0.46, 1.40) |
| 6+ steps at entranceb | 1.06 (0.67, 1.68) | .8 | ||
| Residence | ||||
| Type of homec | ||||
| Single family | Ref | Ref | ||
| Multifamily | 1.41 (0.96, 2.08) | .8 | ||
| Senior residence | 2.14 (1.27, 3.60) | .3 |
Notes: CI = confidence interval; OR = odds ratio. Multiplicative interactions with cognitive maintainer status and analyses stratified by cognitive maintainer status where p for interaction < .2 are shown. Bolded values indicate significant associations.
aAdjusted for gender, race, usual gait speed; robust regression accounting for clustering at census block level. b n = 480; c n = 541.