Table 3.

Means and correlations of study measures

	M(SD)	1	2	3	4	5

Study 1 (N=959)
1. Average Pain (0–10)	6.5(2.0)	1.00
2. Pain Catastrophizing (0–52)	24.9(12.8)	.37^*	1.00
3. Activity Limitations (0–105)	40.2(22.7)	.41^*	.45^*	1.00
4. Quality of Life (0–92)	58.2(17.7)	−.35^*	−.48^*	−.76^*	1.00
5. Anxiety (0–82)	20.4(14.5)	.18^*	.56^*	−.50^*	.30^*	1.00
Study 2 (N=207)
1. Average Pain (0–10)	5.7(1.9)	1.00
2. Pain Catastrophizing (0–52)	26.7(11.1)	.41^*	1.00
3. Functional Disability (0–60)	24.5(11.7)	.48^*	.42^*	1.00
4. Anxiety (0–82)	23.8(14.8)	.05	.47^*	.22^*	1.00

Note.

p<0.01; (x-y) = range. There was a statistically significant difference between Studies 1 and 2 in anxiety levels (t(1164) = −3.01, p<0.001) and pain intensity (t(1142) = 4.84, p<.001).