Table 2.

Summary of Inter-correlation Matrix among Control Variables, Predictors, and Presurgical IL-6 in Women Undergoing Surgery for Suspected Gynecologic Cancer

Variable	1	2	3	4	5	6	7	8	9
1.Ovarian/ Fallopian Tube Cancer	--	0.500***	−0.139	−0.114	−0.090	0.117	0.104	0.116	0.380**
2.Advanced Cancer	0.500***	--	−0.282**	−0.120	0.005	0.080	0.091	0.089	0.340**
3.BMI	−0.139	−0.282**	--	0.068	−0.059	0.085	−0.001	−0.085	0.154
4.Never Smoker Vs. Former and Current Smokers	−0.114	−0.120	0.068	--	0.000	0.084	0.004	−0.141	0.136
5. Former Vs. Current Smokers	−0.090	0.005	−0.059	0.000	--	0.161	0.157	0.034	−0.022
6.PSQI Global Score	0.117	0.080	0.085	0.084	0.161	--	0.706**	0.632**	0.155
7. PSQI Sleep Latency Subscale Score	0.104	0.091	−0.001	0.004	0.157	0.706**	--	0.399**	0.113
8. PSQI Sleep Efficiency Subscale Score	0.116	0.089	−0.085	−0.141	0.034	0.632**	0.399**	--	0.081
9. IL-6 (Blom– Transformed )	0.380**	0.340**	0.154	0.136	−0.022	0.155	0.113	0.081	--

^*p ≤ .050,

^**p ≤ .010,

^***p ≤ .001.