Skip to main content

Table 3 Pearson's product-moment correlation coefficient between the Brief Pain Inventory pain (BPI) severity index and function interference index with subscales of the WOMAC and the SF-36 questionnaires for patients with OA of the hip at baseline (N = 161)

From: Psychometric properties of the Brief Pain Inventory among patients with osteoarthritis undergoing total hip replacement surgery

 

Pain Severity Index

Function Interference Index

WOMAC

  

Pain

0.66**

0.57**

Stiffness

0.26**

0.33**

Physical function

0.57**

0.63**

SF-36 Scale

  

Physical functioning

-0.38**

-0.51*'

Role-physical

-0.22**

-0.32**

Bodily pain

-0.58**

-0.65**

General health

-0.27**

-0.37**

Vitality

-0.39**

-0.57**

Social functioning

-0.45**

-0.63**

Role-emotional

-0.19*

-0.40**

Mental health

-0.41**

-0.67**

  1. **correlation is significant at the 0.01 level
  2. * correlation is significant at the 0.05 level
  3. Hypothesized moderate to high correlations are boldfaced