Table 2.

Descriptive statistics for key study variables and bivariate associations between them.

	M(SD)	Range	Correlations
			1.	2.	3.	4.	5.	6.	7.
1. Age	53.80 (12.98)	25–84	1.00
2. BMI	28.43 (6.61)	14.99–77.58	0.01	1.00
Inflammatory markers
3. CRP (μg/mL)	1.86 (2.09)	0.02–10.00	0.06**	0.53***	1.00
4. IL-6 (pg/mL)	2.45 (2.40)	0.03–23.00	0.31***	0.44***	0.56***	1.00
Depressive symptoms (CESD)
5. Depressed affect	1.80 (2.84)	0–20	−0.17***	0.08***	0.06**	0.01	1.00
6. Anhedonia	3.40 (3.22)	0–12	−0.02	−0.14***	−0.19***	−0.12***	−0.37***	1.00
7. Somatic complaints	3.29 (3.04)	0–18	−0.13***	0.12***	0.11***	0.07**	0.64***	0.22***	1.00
8. Interpersonal problems	0.40 (0.82)	0–6	−0.17***	0.07**	0.04	0.02	0.42***	0.19***	0.41***

^**p < 0.01,

^***p < 0.001;

BMI, body mass index; IL, interleukin; CRP, C-reactive protein; CESD, Center for Epidemiological Studies—Depression scale.