Table 3

Zero-order correlation among the standardized residual change scores of PCS, SPCS, FM clinical pain, and cold pressor pain

Variable

1

2

3

4

5

6

7

8

1. Δ PCS 1

1.0

2. Δ PCS 2

-0.28*

1.0

3. Δ SPCS 1

0.07

0.15

1.0

4. Δ SPCS 2

0.06

0.20

0.04

1.0

5. Δ FM pain 1

0.22

-0.12

0.01

-0.15

1.0

6. Δ FM pain 2

0.30*

0.16

-0.07

0.10

-0.07

1.0

7. Δ CP pain 1

0.09

-0.32*

0.08

0.02

0.10

-0.23

1.0

8. Δ CP pain 2

0.23

0.19

0.33*

0.16

0.04

0.28

-0.14

1.0

* P < 0.05. PCS, Pain Catastrophizing Scale; SPCS, Situational Pain Catastrophizing Scale; FM, fibromyalgia; CP, cold pressor; Δ PCS 1, Pre-to-Post PCS change; Δ PCS 2, Post-to-FU PCS change; Δ SPCS 1, Pre-to-Post SPCS change; Δ SPCS 2, Post-to-FU SPCS change; Δ FM pain 1, Pre-to-Post FM pain change; Δ FM pain 2, Post-to-FU FM pain change; Δ CP pain 1, Pre-to-Post CP pain change; Δ CP pain 2, Post-to-FU CP pain change.

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