Table 2 Correlations of the Short Form 36 subscales at baseline with the indices of disability at follow-up^a

Age_(B)

0.31**

–0.26**

0.13

Educational years_(B)

–0.28**

0.20*

–0.32**

Pain intensity_(B)^b

0.22*

–0.20*

0.09

ODI_(B)

0.28**

–0.31**

0.18

Subscales of SF-36

     PF_(B)

–0.19*

0.40**

–0.11

     RP_(B)

–0.23*

0.28**

–0.10

     BP_(B)

–0.30**

0.33**

–0.23*

     GH_(B)

–0.15

0.23*

–0.18

     VT_(B)

–0.28**

0.21*

–0.26**

     SocF_(B)

–0.23*

0.26**

–0.23*

     RE_(B)

–0.13

0.05

–0.20*

     MH_(B)

–0.26**

0.18

–0.22*