Skip to main content

Table 5 Test-retest reproducibility of inner urban environment rated by the commuting participants (n = 52-53)

From: The active commuting route environment scale (ACRES): development and evaluation

 

Test

Retest

Test-retest difference

Item

Mean ± SD

Min - max

Mean ± SD

Min - max

Mean ± SD

t-test

p-value

Typical

error

ICC (95% CI)*

1. On the whole

9.58 ± 3.25

3 - 15

9.06 ± 3.07

3 - 14

0.53 ± 2.14

0.078

1.51

0.76 (0.62 - 0.86)

2. Hinders or stimulates

10.02 ± 3.19

3 - 15

9.26 ± 2.97

2 - 15

0.75 ± 2.09

0.011

1.48

0.75 (0.60 - 0.84)

3. Exhaust fumes

9.92 ± 2.84

3 - 15

9.87 ± 2.96

3 - 15

0.06 ± 2.66

0.878

1.88

0.58 (0.38 - 0.74)

4. Noise

10.02 ± 2.74

4 - 15

9.96 ± 2.37

4 - 15

0.06 ± 2.78

0.883

1.96

0.42 (0.17 - 0.62)

5. Flow of motor vehicles

12.09 ± 2.68

4 - 15

11.51 ± 2.30

5 - 15

0.58 ± 2.26

0.066

1.60

0.57 (0.36 - 0.73)

6. Speeds of motor vehicles

8.92 ± 2.77

1 - 15

9.28 ± 2.54

4 - 14

-0.36 ± 2.63

0.326

1.86

0.51 (0.28 - 0.68)

7. Speeds of bicyclists

8.77 ± 2.65

4 - 15

8.94 ± 2.62

3 - 14

-0.17 ± 1.32

0.350

0.93

0.87 (0.79 - 0.93)

8. Congestion: all types of vehicles

10.60 ± 3.18

2 - 15

10.26 ± 2.80

3 - 15

0.34 ± 2.05

0.233

1.45

0.76 (0.63 - 0.86)

9. Congestion: bicyclists

9.72 ± 3.46

2 - 15

8.96 ± 3.51

1 - 14

0.75 ± 1.94

0.007

1.37

0.83 (0.72 - 0.90)

10. Conflicts

9.31 ± 3.97

1 - 15

8.50 ± 3.66

1 - 15

0.81 ± 2.77

0.041

1.96

0.72 (0.56 - 0.83)

11. Bicycle paths†

6.70 ± 2.07

2 - 10

6.72 ± 2.16

1 - 10

-0.02 ± 1.74

0.937

1.23

0.67 (0.49 - 0.79)

12. Traffic: unsafe or safe

8.89 ± 3.44

1 - 15

8.94 ± 3.30

3 - 15

-0.06 ± 2.75

0.881

1.94

0.67 (0.50 - 0.80)

13. Greenery

7.08 ± 3.82

1 - 15

7.45 ± 3.52

1 - 14

-0.38 ± 2.88

0.334

2.04

0.69 (0.52 - 0.81)

14. Ugly or beautiful

11.38 ± 2.68

5 - 15

11.04 ± 2.67

3 - 15

0.34 ± 2.17

0.261

1.53

0.67 (0.49 - 0.79)

15. Course of the route

7.34 ± 3.54

1 - 14

7.08 ± 3.50

1 - 14

0.26 ± 3.59

0.595

2.54

0.48 (0.25 - 0.67)

16. Hilliness

4.74 ± 3.29

1 - 12

5.62 ± 3.50

1 - 14

-0.89 ± 3.15

0.045

2.23

0.55 (0.33 - 0.71)

17. Red lights

8.29 ± 4.03

1 - 15

8.37 ± 3.76

1 - 15

-0.08 ± 3.48

0.874

2.46

0.61 (0.40 - 0.75)

18. Short or long

6.53 ± 2.22

2 - 10

6.94 ± 2.06

2 - 12

-0.42 ± 1.78

0.096

1.26

0.64 (0.46 - 0.78)

  1. *Intraclass correlation coefficient with 95% confidence interval.
  2. †Minimal value = 0, and maximal value = 10.