Table 2 Estimated regression coefficients (B) with 95% CI for associations between neighborhood greenness and physical activity

Model 1

NDVI

26.8 (2.1, 51.4)*

20.3 (-4.3, 45.0)

19.9 (-4.9, 44.8)

Perceived safety

5.9 (3.8, 8.1)***

5.9 (3.7, 8.0)***

Interaction term

NDVI*perceived safety

-0.4 (-3.2, 2.4)

Adjusted R Square

0.159

0.175

0.175

Model 2

Proportion of green space

3.7 (-31.8, 39.2)

5.6 (-29.8, 41.0)

117 (-47.8, 282.5)

Perceived safety

6.1 (4.0, 8.2)***

6.2 (4.1, 8.2)***

Interaction term

Proportion of green space*perceived safety

-1.1 (-2.8, 0.5)

Adjusted R Square

0.156

0.174

0.175