Skip to main content
. Author manuscript; available in PMC: 2019 Jan 1.
Published in final edited form as: Environ Res. 2017 Oct 20;160:372–384. doi: 10.1016/j.envres.2017.10.005

Table A3.

Adjusted odds ratios for participation in physical activity according to tertiles of selected land characteristics based on 250m and 500m buffers, by population size of census tract, the Sister Study

Land cover characteristic Population Size of Census Tract

< 4162 4162 – < 6006 ≥ 6006

Mean MET-hrs OR 95% CI Mean MET-hrs OR 95% CI Mean MET-hrs OR 95% CI
G1 (250 buffer)
 Lowest tertile 49.0 1.0 49.5 1.0 48.7 1.0
 Middle tertile 51.0 1.11 1.02 – 1.22 50.5 1.05 0.97 – 1.15 49.9 1.10 1.01 – 1.20
 Upper tertile 54.7 1.34 1.23 – 1.46 53.0 1.18 1.08 – 1.29 52.2 1.18 1.08 – 1.29
G2 (250 buffer)
 Lowest tertile 48.8 1.0 49.3 1.0 48.1 1.0
 Middle tertile 51.0 1.16 1.07 – 1.27 50.5 1.10 1.00 – 1.20 49.9 1.10 1.00 – 1.20
 Upper tertile 53.8 1.34 1.22 – 1.46 52.6 1.24 1.13 – 1.36 51.9 1.18 1.08 – 1.29
Impervious (250 buffer)
 Lowest tertile 54.8 1.0 53.4 1.0 53.3 1.0
 Middle tertile 51.2 0.82 0.75 – 0.90 50.9 0.86 0.79 – 0.94 50.0 0.82 0.75 – 0.89
 Upper tertile 47.5 0.65 0.59 – 0.71 48.0 0.70 0.64 – 0.77 46.7 0.64 0.58 – 0.71
G1 (500 buffer)
 Lowest tertile 48.8 1.0 49.4 1.0 48.4 1.0
 Middle tertile 50.6 1.13 1.04 – 1.24 50.6 1.05 0.96 – 1.15 49.9 1.08 0.98 – 1.18
 Upper tertile 54.1 1.32 1.21 – 1.45 52.3 1.13 1.04 – 1.24 51.6 1.16 1.06 – 1.27
G2 (500 buffer)
 Lowest tertile 49.0 1.0 49.4 1.0 48.2 1.0
 Middle tertile 50.9 1.16 1.06 – 1.26 50.7 1.07 0.98 – 1.17 49.5 1.05 0.96 – 1.15
 Upper tertile 53.7 1.30 1.18 – 1.42 52.3 1.19 1.08 – 1.30 52.1 1.23 1.12 – 1.36
Impervious (500 buffer)
 Lowest tertile 54.8 1.0 53.3 1.0 53.4 1.0
 Middle tertile 50.4 0.78 0.72 – 0.85 50.9 0.86 0.79 – 0.94 49.7 0.80 0.74 – 0.87
 Upper tertile 48.1 0.69 0.63 – 0.75 48.1 0.73 0.66 – 0.80 46.9 0.65 0.59 – 0.72
*

The cut-point used for to define those physically active was 67.1 MET-Hours per week (which represented the upper tertile). Odds ratios adjusted for age, ethnicity, marital status, and census area