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Table 2 Association between subjective and objective walking distance

From: Gait analysis does not correlate with clinical and MR imaging parameters in patients with symptomatic lumbar spinal stenosis

Subjective estimation of walking distance (by category)

Objectively measured walking distance (by category)

Test of agreement (Cohen-kappa/significance)

 

< 50 m

50–100 m

100–200 m

200–500 m

> 500 m

Total

 

< 50 m

4

0

3

1

1

9

0.121/p = 0.024*

50–100 m

0

3

2

1

1

7

 

100–200 m

2

7

1

2

1

13

 

200–500 m

2

2

4

3

4

15

 

> 500 m

1

2

4

3

9

19

 

Total

9

14

14

10

16

63

 
  1. n = 63, significance limit: p < 0.05 (*)