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Table 2 Stepwise multiple linear regression analysis of the significant independent variables on lumbar moment

From: Decline in lumbar extensor muscle strength in older adults: correlation with age, gender and spine morphology

 

Younger (10 males, 16 females)

Older (10 males, 16 females)

 

B

SE B

β

SEE

B

SE B

β

SEE

Step 1

        

Constant

85.21

16.31

 

23.98

63.75

7.81

 

11.48

Gender

−24.23

9.67

-.46*

 

−23.87

4.63

-.73***

 

Step 2

        

Constant

-

-

-

 

130.19

25.19

 

10.18

      

4.14

-.68***

 

Gender

    

−22.45

0.35

-.34*

 

Age

    

−0.95

   
  1. Note: younger R2 = .21, older R2 = .53 for step 1, Δ R2 = .64.
  2. *p < 0.05, ***p < 0.001.
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BMC Musculoskeletal Disorders

ISSN: 1471-2474

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