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Table 2 Descriptive statistics of objectively-assessed environmental attributes (medians and interquartile ranges)

From: Do associations between objectively-assessed physical activity and neighbourhood environment attributes vary by time of the day and day of the week? IPEN adult study

 

ALL CITIES

BEL

BRA

COL

CZE

DEN

HK

MEX

NZ

UK

USA

Environmental attribute

City A

City B

City C

City D

City E

City F

Net residential density (1000 / km2) – 1 km bf

2.4 (4.1)

5.2 (11.4)

4.7 (3.2)

9.8 (3.1)

18.9 (15.5)

4.8 (9.6)

65.5 (43.1)

2.2 (1.2)

1.7 (0.3)

2.1 (0.9)

2.5 (4.7)

1.5 (0.5)

4.2 (1.2)

2.2 (1.9)

1.5 (3.1)

Net residential density (1000 / km2) – 0.5 km bf

2.6 (4.2)

5.2 (8.3)

4.8 (3.4)

11.9 (6.1)

15.2 (17.9)

4.7 (14.9)

60.9 (56.0)

2.3 (1.9)

1.7 (0.4)

2.5 (1.0)

2.1 (4.0)

1.5 (0.7)

4.1 (1.1)

2.3 (2.0)

1.4 (3.3)

Intersection density (per km2) – 1 km bf

63 (55)

73 (59)

72 (22)

254 (135)

66 (25)

86 (26)

128 (89)

133 (55)

26 (9)

28 (6)

44 (19)

36 (8)

87 (38)

71 (29)

50 (27)

Intersection density (per km2) – 0.5 km bf

68 (67)

74 (73)

80 (26)

235 (176)

74 (28)

105 (39)

163 (93)

164 (113)

29 (19)

33 (16)

41 (31)

36 (13)

116 (49)

77 (39)

55 (36)

Land use mix (3 uses) – 1 km bf

0.46 (0.40)

0.60 (0.50)

0.58 (0.21)

0.57 (0.46)

0.59 (0.26)

0.91 (0.35)

0.88 (0.17)

0.46 (0.28)

0.37 (0.29)

0.42 (0.37)

0.53 (0.49)

0.29 (0.27)

0.20 (0.26)

0.38 (0.29)

0.39 (0.34)

Land use mix (3 uses) – 0.5 km bf

0.35 (0.54)

0.50 (0.54)

0.51 (0.33)

0.49 (0.42)

0.54 (0.29)

0.82 (0.44)

0.83 (0.24)

0.39 (0.49)

0.23 (0.45)

0.11 (0.45)

0.31 (0.62)

0.12 (0.24)

0.14 (0.37)

0.28 (0.49)

0.23 (0.48)

Ratio retail and civic land area to total bf area – 1 km bfa

0.09 (0.16)

0.09 (0.21)

0.13 (0.12)

0.08 (0.16)

0.04 (0.05)

0.44 (0.64)

0.59 (0.21)

0.16 (0.21)

0.07 (0.09)

0.07 (0.08)

0.13 (0.25)

0.06 (0.10)

0.02 (0.04)

0.06 (0.06)

0.08 (0.11)

Ratio retail and civic land area to total bf area – 0.5 km bfa

0.07 (0.17)

0.09 (0.23)

0.13 (0.13)

0.08 (0.13)

0.04 (0.04)

0.48 (0.90)

0.71 (0.46)

0.14 (0.26)

0.05 (0.16)

0.01 (0.09)

0.08 (0.22)

0.02 (0.07)

0.02 (0.06)

0.04 (0.10)

0.05 (0.13)

Public transport density – 1 km bf

14.3 (14.9)

7.6 (11.3)

25.4 (9.1)

0.9 (3.1)

14.5 (8.7)

9.1 (6.8)

13.0 (12.4)

25.6 (29.2)

19.7 (10.7)

7.2 (8.6)

15.1 (9.8)

16.3 (10.5)

24.0 (12.3)

15.7 (13.8)

13.5 (19.5)

Public transport density – 0.5 km bf

14.1 (19.7)

8.5 (10.9)

23.6 (15.5)

0.0 (2.3)

14.4 (13.4)

10.8 (10.4)

10.0 (21.3)

25.7 (48.6)

20.0 (15.9)

7.6 (9.9)

20.7 (13.3)

15.7 (17.3)

26.3 (15.9)

16.8 (22.0)

13.6 (26.0)

Street network distance to nearest transport stop (m)

239 (296)

258 (210)

162 (165)

1343 (2966)

233 (199)

234 (234)

353 (296)

229 (509)

190 (264)

297 (311)

149 (243)

238 (299)

194 (192)

225 (318)

264 (587)

No. parks contained or intersected by bf – 1 km bf

4.0 (5.0)

3.0 (5.0)

5.0 (6.0)

24.0 (19.0)

2.0 (4.0)

4.0 (4.0)

11.0 (14.0)

1.0 (2.0)

10.0 (7.0)

8.0 (5.0)

4.0 (4.0)

6.0 (3.0)

2.0 (2.2)

3.0 (5.0)

2.0 (2.0)

No. parks contained or intersected by bf – 0.5 km bf

1.0 (2.0)

1.0 (2.0)

1.0 (3.0)

7.0 (5.0)

1.0 (2.0)

1.0 (2.0)

3.0 (4.0)

0.0 (1.0)

4.0 (3.0)

3.0 (2.0)

1.0 (1.0)

1.0 (1.0)

1.0 (1.0)

1.0 (2.0)

1.0 (1.0)

  1. Notes: City A: North Shore, B: Waitakere, C: Wellington, D: Christchurch, E: Seattle, F: Baltimore; bf = buffer
  2. a values truncated to 3.1 (1 value truncated for 1 km buffer measure and 22 for 0.5 km buffer measure). Since variables were positively skewed, medians and IQR are reported