Table 1

Zero-order correlations between the PCS, SCS, clinical pain and experimental pain values at pre-, and post-treatment, and follow-up (FU) treatment time points

N = 57 (49 in Substudy 2)

1

2

3

4

5

6

7

8

9

10

11

12

1. Pre PCS (n = 57)

1.0

2. Post PCS (n = 57)

0.80**

1.0

3. FU PCS (n = 57)

0.78**

0.79**

1.0

4. Pre SPCS (n = 49)

0.31*

0.34*

0.35*

1.0

5. Post SPCS (n = 49)

0.20

0.26

0.31*

0.76**

1.0

6. FU SPCS (n = 49)

0.08

0.16

0.28*

0.53**

0.74**

1.0

7. Pre FM pain (n = 57)

0.20

0.30*

0.15

0.12

0.13

0.09

1.0

8. Post FM pain (n = 57)

0.03

0.19

0.05

0.04

0.05

-0.06

0.23

1.0

9. FU FM pain (n = 57)

0.38**

0.52**

0.49**

0.11

0.08

0.13

0.26*

0.20

1.0

10. Pre CP pain (n = 49)

0.09

0.16

0.15

0.34*

0.39*

0.32*

-0.01

0.03

0.14

1.0

11. Post CP pain (n = 49)

-0.08

-0.001

-0.06

0.17

0.38*

0.34*

0.38*

0.15

0.19

0.34*

1.0

12. FU CP pain (n = 49)

0.27

0.35*

0.35*

0.37*

0.50**

0.48**

-0.04

0.08

0.24

0.54**

0.51**

1.0

*P < 0.05; **P < 0.01. FM, fibromyalgia; CP, cold pressor; PCS, Pain Catastrophizing Scale; SPCS, Situational Pain Catastrophizing Scale.

Campbell et al. Arthritis Research & Therapy 2012 14:R231   doi:10.1186/ar4073