Table 2.
Urbanized Areas | Urban Clusters | Rural Areas | |||||||
---|---|---|---|---|---|---|---|---|---|
Mean | SD | Range | Mean | SD | Range | Mean | SD | Range | |
School District | −0.16 | 0.30 | [−0.57 – 0.27] | 0.05 | 0.24 | [−0.46 – 0.44] | 0.12 | 0.28 | [−0.57 – 0.44] |
Census Tract | 0.18 | 0.54 | [−0.69 – 1.72] | 0.34 | 0.71 | [−0.78 – 2.23] | 0.11 | 0.35 | [−0.74 – 0.68] |
Census Block Group | 0.29 | 0.74 | [−0.94 – 2.46] | 0.59 | 0.94 | [−0.96 – 3.13] | 0.12 | 0.44 | [−0.87 – 1.57] |
Network 1/2 mile | 0.23 | 0.57 | [−0.81 – 1.8] | 0.57 | 0.83 | [−0.82 – 2.23] | 0.12 | 0.41 | [−0.8 – 1.39] |
Network 1 mile | 0.14 | 0.43 | [−0.78 – 1.29] | 0.48 | 0.69 | [−0.72 – 1.9] | 0.11 | 0.39 | [−0.82 – 1.14] |
Network 2 mile | 0.07 | 0.37 | [−0.65 – 1.04] | 0.35 | 0.55 | [−0.71 – 1.35] | 0.09 | 0.36 | [−0.79 – 1.15] |
Network 3 mile | −0.01 | 0.33 | [−0.6 – 0.71] | 0.26 | 0.43 | [−0.68 – 1.15] | 0.09 | 0.34 | [−0.75 – 1.06] |
Network 5 mile | −0.10 | 0.30 | [−0.49 – 0.57] | 0.12 | 0.29 | [−0.56 – 0.58] | 0.10 | 0.32 | [−0.61 – 0.97] |
Euclidean 1/2 mile | 0.20 | 0.52 | [−0.8 – 1.57] | 0.52 | 0.78 | [−0.76 – 2.02] | 0.11 | 0.40 | [−0.8 – 1.13] |
Euclidean 1 mile | 0.11 | 0.41 | [−0.78 – 1.18] | 0.40 | 0.64 | [−0.73 – 1.67] | 0.10 | 0.38 | [−0.77 – 1.12] |
Euclidean 2 mile | 0.00 | 0.35 | [−0.64 – 0.84] | 0.27 | 0.47 | [−0.7 – 1.12] | 0.09 | 0.35 | [−0.76 – 1.14] |
Euclidean 3 mile | −0.07 | 0.33 | [−0.54 – 0.61] | 0.18 | 0.36 | [−0.65 – 0.77] | 0.09 | 0.32 | [−0.7 – 1.08] |
Euclidean 5 mile | −0.13 | 0.33 | [−0.49 – 0.5] | 0.08 | 0.27 | [−0.48 – 0.5] | 0.09 | 0.30 | [−0.51 – 0.92] |
Note: Network and Euclidean buffer sizes are 5 mile/.8 km, 1 mile/1.6 km, 2 mile/3.2 km, 3 mile/4.8 km, and 5 mile/8km.