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Table 1 Objective variables. Results of univariate-logistic regression, adjusted for gender and age, with p-values of at most .10.

From: Predictors of stable return-to-work in non-acute, non-specific spinal pain: low total prior sick-listing, high self prediction and young age. A two-year prospective cohort study

   

Prediction for Stable return-to-work

   

6 months

12 months

18 months

24 months

Subtests

Class limits

n

OR

p

95%CI

OR

p

95%CI

OR

p

95%CI

OR

p

95%CI

Forward flexion (centimeters (cm))

25-64

41

      

Ref.

  

Ref.

  
 

8-24

42

-

-

-

-

-

-

3.4

.01

1.3-8.8

2.6

.05

1.0-6.5

 

0-7

41

-

-

-

-

-

-

2.1

NS

.8-5.6

1.3

NS

.5-3.2

Modified Schober (cm)

1-3

18

            
 

4-6

83

-

-

-

-

-

-

-

-

-

-

-

-

 

7-19

23

-

-

-

-

-

-

-

-

-

-

-

-

Lateral flexion right (cm)

3-10

41

      

Ref.

     
 

11-15

39

-

-

-

-

-

-

2.3

.09

.9-6.2

-

-

-

 

16-28

44

-

-

-

-

-

-

1.9

NS

.8-4.9

-

-

-

Lateral flexion left (cm)

2-11

41

      

Ref.

     
 

12-15

38

-

-

-

-

-

-

2.9

.03

1.1-7.6

-

-

-

 

16-27

45

-

-

-

-

-

-

1.8

NS

.7-4.7

-

-

-

Cervical rotation right (degrees)

0-50

44

         

Ref.

  
 

51-60

43

-

-

-

-

-

-

-

-

-

2.6

.04

1.0-6.6

 

61-80

37

-

-

-

-

-

-

-

-

-

2.7

.05

1.0-7.1

Cervical rotation left (degrees)

0-50

47

            
 

51-60

39

-

-

-

-

-

-

-

-

-

-

-

-

 

61-80

38

-

-

-

-

-

-

-

-

-

-

-

-

Abdominal endurance (seconds)

0

46

            
 

1-14

40

-

-

-

-

-

-

-

-

-

-

-

-

 

15-75

38

-

-

-

-

-

-

-

-

-

-

-

-

PILE lumbar (kilogram)

0-6

33

            
 

8-12

45

-

-

-

-

-

-

-

-

-

-

-

-

 

14-44

46

-

-

-

-

-

-

-

-

-

-

-

-

PILE cervical (kilogram)

0-6

37

Ref.

     

Ref.

     
 

8-12

47

1.4

NS

.5-4.4

-

-

-

1.1

NS

.4-2.9

-

-

-

 

14-44

40

2.9

.09

.9-9.5

-

-

-

2.8

.06

1.0-8.4

-

-

-

  1. OR = Odds ratio. 95%CI = 95% confidence interval. Ref. = Reference, which always has OR = 1.0. NS = Non-significant (p > .10).
  2. The rationales for the choice of the function tests were established in a previous study [11].