Table 5.

Correlations between biologic variables in postmenopausal women (N=21)

Study variable	IL-6	IL-8	IL-10	TNF-α	DHEA-S	PCS	PASS-40	CES-D	Pain intensity
IL-6	1	−0.084	0.367	0.266	0.066	−0.051	−0.045	−0.133	−0.494*
IL-8		1	0.140	0.381†	0.187	0.555*	0.559*	0.551*	0.696**
IL-10			1	0.692**	−0.207	0.073	0.010	0.071	0.013
TNF-α				1	−0.184	0.234	0.236	0.215	0.035
DHEA-S					1	0.405†	0.187	−0.027	−0.355
PCS						1	0.830**	0.613**	0.160
PASS-40							1	0.715**	0.288
CES-D								1	0.451*
Pain intensity									1

Notes:

^†P<0.10;

^*P<0.05;

^**P<0.01. All cytokine variables (IL-6, IL-8, IL-10, TNF-α) were log transformed to address non-normality.

Abbreviations: IL, interleukin; TNF-α, tumor necrosis factor-α; DHEA-S, dehydroepiandrosterone sulfate; PCS, Pain Catastrophizing Scale; PASS-40, Pain Anxiety Symptoms Scale 40-Item Version; CES-D, Center for Epidemiologic Studies Scale-Depression.