Table 1 Indices of symptom severity and disability in subjects with LBP

McGill pain questionnaire

(# of words circled)

7.1 ± 0.5

8.2 ± 0.9

p = .31

Duration of pain (years)

12.9 ± 1.7

13.5 ± 2.5

p = .83

Pain level (0-10 Scale)

2.8 ± 0.4

3.5 ± 0.4

p = .24

Current pain intensity on day of testing (0-10 scale)

1.5 ± 0.3

2.5 ± 0.4

p = .053

Exacerbation intensity (0-10 scale)

6.1 ± 0.4

5.2 ± 0.4

p = .17

Exacerbation frequency (%)

Yearly

23

3

p = .01

Monthly

20

32

Weekly

14

39

Daily

43

26

Exacerbation duration (days)

50.1 ± 21.5

39. 9 ± 20.9

p = .73

Initial injury (%)

33

48

p = .20

Oswestry

Mild (0-20)

71

58

p = .56

disability

Moderate (21-40)

26

39

scale (%)

Severe (>40)

3

3

TAMPA kinesiophobia scale

39.9 ± 0.9

35.1 ± 1.0

p < .001

Von Korff (%)

Recurrent

42

45

p = .77

Chronic

58

55