RDFE
|
Mean AS (km2)
|
Mean overlap (km2)
|
% mean overlap
|
Mean difference
|
95% CI for difference
|
% mean difference
|
p-value
|
---|
Type
|
Size
|
Lower
|
Upper
|
---|
CBH
|
2 km
|
59.54
|
9.87
|
16.6
|
49.67
|
36.09
|
63.27
|
83.4
|
< 0.001*
|
|
4 km
|
59.54
|
21.96
|
36.9
|
37.58
|
24.65
|
50.51
|
63.1
|
< 0.001*
|
|
6 km
|
59.54
|
31.07
|
52.2
|
28.47
|
16.78
|
40.16
|
47.8
|
< 0.001*
|
CBW
|
2 km
|
59.54
|
8.66
|
14.5
|
50.88
|
37.18
|
64.59
|
85.5
|
< 0.001*
|
|
4 km
|
59.54
|
19.08
|
32.0
|
40.46
|
27.34
|
53.59
|
68.0
|
< 0.001*
|
|
6 km
|
59.54
|
28.88
|
48.5
|
30.66
|
18.76
|
42.58
|
51.5
|
< 0.001*
|
CBHW
|
2 km
|
59.54
|
16.35
|
27.5
|
43.19
|
29.94
|
56.45
|
72.5
|
< 0.001*
|
|
4 km
|
59.54
|
31.42
|
52.8
|
28.12
|
16.48
|
39.78
|
47.2
|
< 0.001*
|
|
6 km
|
59.54
|
40.61
|
68.2
|
18.93
|
9.59
|
28.27
|
31.8
|
< 0.001*
|
SNBH
|
2 km
|
59.54
|
5.08
|
8.5
|
54.46
|
40.75
|
68.18
|
91.5
|
< 0.001*
|
|
4 km
|
59.54
|
15.22
|
25.6
|
44.32
|
30.79
|
57.85
|
74.4
|
< 0.001*
|
|
6 km
|
59.54
|
24.07
|
40.4
|
35.47
|
22.65
|
48.3
|
59.6
|
< 0.001*
|
SNBW
|
2 km
|
59.54
|
4.67
|
7.8
|
54.87
|
41.26
|
68.49
|
92.2
|
< 0.001*
|
|
4 km
|
59.54
|
13.84
|
23.2
|
45.70
|
32.32
|
59.09
|
76.8
|
< 0.001*
|
|
6 km
|
59.54
|
22.65
|
38.0
|
36.89
|
24.21
|
49.58
|
62.0
|
< 0.001*
|
SLB
|
2 km
|
59.54
|
24.24
|
40.7
|
35.30
|
23.54
|
47.08
|
59.3
|
< 0.001*
|
|
4 km
|
59.54
|
36.66
|
61.6
|
22.88
|
12.79
|
32.97
|
38.4
|
< 0.001*
|
|
6 km
|
59.54
|
35.47
|
73.1
|
16.01
|
7.61
|
24.4
|
26.9
|
< 0.001*
|
2 SDE
| |
59.54
|
35.47
|
59.6
|
24.07
|
18.41
|
29.74
|
40.4
|
< 0.001*
|
- N = 60, RDFE Researcher-Defined Food Environment, AS Activity space CBH Circular Buffer around Home, CBW Circular Buffer around Workplace, SNBH Street Network Buffer around Home, SNBW Street Network around Workplace, SLB Straight-line Buffer, 2 SDE 2 Standard Deviational Ellipse. Note, CBHW is a union of circular buffers around home and workplace and not a sum of individual circular buffers