Table 2.
Cumulative 28-Day Measures | Mean Daily Measures, 28 Days | |||||||||||
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M (SD) | Min | Q1 | Med | Q3 | Max | M (SD) | Min | Q1 | Med | Q3 | Max | |
Convex Hull | ||||||||||||
Area (mi2) | 147.12 (146.33) | 19.83 | 43.45 | 75.27 | 200.14 | 537.87 | 10.89 (8.11) | 0.35 | 4.95 | 9.07 | 15.24 | 30.46 |
Supermarkets | ||||||||||||
Count | 133.71 (87.45) | 20 | 75 | 106 | 178 | 368 | 14.35 (13.23) | 0.64 | 5.57 | 11.93 | 18.61 | 71.18 |
Density | 1.29 (0.58) | 0.42 | 0.79 | 1.17 | 1.73 | 2.79 | 1.86 (1.5) | 0.25 | 0.97 | 1.46 | 2.23 | 8.15 |
Fast food restaurants | ||||||||||||
Count | 1059.5 (681.3) | 118 | 578 | 895.5 | 1361 | 2849 | 113.21 (109.59) | 5.14 | 38.57 | 102.21 | 127.39 | 579.93 |
Density | 10.36 (5.43) | 3.41 | 5.93 | 9.17 | 14.37 | 25.97 | 12.32 (5.63) | 2.75 | 6.87 | 12.90 | 15.29 | 22.01 |
Parks | ||||||||||||
Count | 187.74 (176.26) | 25 | 64 | 105 | 258 | 653 | 15.67 (11.26) | 0.68 | 7.04 | 14.05 | 20.21 | 47.07 |
Landa | 0.06 (0.02) | 0.03 | 0.04 | 0.05 | 0.06 | 0.12 | 0.03 (0.02) | 0.01 | 0.02 | 0.03 | 0.04 | 0.08 |
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500m Route Buffer | ||||||||||||
Area (mi2) | 46.25 (24.31) | 13.09 | 28.40 | 38.48 | 66.34 | 97.10 | 6.62 (3.17) | 1.22 | 4.40 | 6.73 | 8.88 | 13.33 |
Supermarkets | ||||||||||||
Count | 64.06 (30.49) | 17 | 42 | 62 | 83 | 150 | 10.3 (6.29) | 1.54 | 5.21 | 10.20 | 13.18 | 29.96 |
Density | 1.51 (0.57) | 0.55 | 1.11 | 1.47 | 1.87 | 2.99 | 1.63 (0.71) | 0.26 | 1.09 | 1.53 | 2.12 | 3.37 |
Fast food restaurants | ||||||||||||
Count | 554.82 (255.68) | 113 | 419 | 570 | 719 | 1097 | 84.01 (60.57) | 12.00 | 37.32 | 73.18 | 107.25 | 276.00 |
Density | 13.29 (6.12) | 4.04 | 9.74 | 11.82 | 17.69 | 30.30 | 12.85 (7.17) | 3.34 | 7.03 | 12.17 | 17.34 | 36.89 |
Parks | ||||||||||||
Count | 72.47 (36.29) | 17 | 44 | 62.5 | 103 | 154 | 11.37 (5.84) | 1.07 | 7.00 | 11.54 | 15.32 | 25.64 |
Landa | 0.06 (0.02) | 0.03 | 0.04 | 0.05 | 0.06 | 0.10 | 0.04 (0.03) | 0.01 | 0.03 | 0.04 | 0.05 | 0.18 |
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Kernel Density | ||||||||||||
Supermarkets | 0.80 (1.03) | 0.01 | 0.09 | 0.33 | 1.03 | 3.93 | 0.80 (1.03) | 0.01 | 0.09 | 0.33 | 1.02 | 3.93 |
Fast food restaurants | 5.10 (3.43) | 0.51 | 2.00 | 4.83 | 7.71 | 14.14 | 5.09 (3.42) | 0.51 | 2.00 | 4.81 | 7.71 | 14.14 |
Parks | 24.48 (30.32) | <0.01 | 8.38 | 19.19 | 27.61 | 163.23 | 24.48 (30.32) | 0.00 | 8.35 | 19.19 | 27.59 | 163.23 |
M = mean SD = standard deviation Min = minimum Q = quartile Med = median Max = maximum mi = miles
Park land measures for convex hull and 500m route buffer are the proportion of the activity space area that is park land.