Table 4.

Results of automatic logistic regression analyses with major depression (MDD) versus healthy controls as dependent variable and the immune biomarkers, i.e., interleukin-1α, soluble interleukin 1 receptor antagonist (sIL-1RA), sIL-2R, sIL-6R, soluble tumor necrosis factor receptor 60 kDa/80 kDa (sTNF-R1/R2), and thiobarbituric acid reactive substances (TBARS), age, gender, nicotine dependence, education, marital status as explanatory variables

Dependent variables	Explanatory variables	Wald	df	p	Odds ratio	lower and upper 95% CI
MDD (versus controls)	sIL-1RA sTNF-R1 TBARS	4.25 4.08 16.39	1 1 1	0.039 0.043 < 0.001	1.83 3.58 7.43	1.03–3.26 1.04–12.37 2.81–19.62