. Author manuscript; available in PMC: 2021 May 1.

Published in final edited form as: J Pain. 2019 Nov 13;21(5-6):731–741. doi: 10.1016/j.jpain.2019.11.003

Table 2.

Bi-variate correlations of baseline study variables

		1	2	3	4	5	6	7	8	9	10	11	12

1	Sex	—
2	Age	−.15	—
3	Race	−.10	−.07	—
4	Education	.15	−.12	.37^**	—
5	BMI	−.08	−.22	.23^*	.22^*	—
6	Pain catastrophizing	.07	−.11	.27^*	.37^**	.16	—
7	Anxiety	.14	−.17	.06	.30^**	.04	.47^**	—
8	Baseline pain intensity	.05	−.06	.30^*	.36^**	.28^*	.56^**	.18	—
9	Evoked pain sensitivity	.38^**	−.08	.07	.16	.05	.15	.18	.12	—
10	Sleep disturbance	.10	−28^*	.19	.42^**	.20	.43^**	.24^*	.46^**	.21	—
11	Situational pain catastrophizing	.15	−.04	.38^**	.25^*	.13	.61^**	.25^*	.47^**	.29^**	.24^*	—
12	Baseline IL-6	.11	.15	.00	.16	.36^**	.16	.05	.26^**	.13	.15	.28^*	—

Note. Baseline IL-6 is an average score of IL-6 level at Time 1 and Time 2;

p < .05,

^**

p < .01.