Table 2

Pairwise comparison using one-way ANOVA followed by Bonferroni test

Response	Comparison	MD±SE	95% CI†	P value
Response	Comparison	MD±SE	95% CI†	P value	TNF-α	CAD+OA vs Ctrl	3.228±1.425	1.350 to 7.714	0.005*
CAD+OA vs CAD	2.504±1.266	1.402 to 4.468	0.001*
CAD vs Ctrl	1.289±1.363	0.600 to 2.768	>0.999
IFN-γ	CAD+OA vs Ctrl	1.514±1.212	0.944 to 2.430	0.104
	CAD+OA vs CAD	1.254±1.126	0.936 to 1.680	0.185
	CAD vs Ctrl	1.207±1.196	0.777 to 1.876	0.888
MDA	CAD+OA vs Ctrl	1.865±1.189	1.219 to 2.852	0.002*
	CAD+OA vs CAD	1.182±1.120	0.894 to 1.565	0.437
	CAD vs Ctrl	1.576±1.162	1.091 to 2.277	0.010*
NO_x	CAD+OA vs Ctrl	1.070±1.038	0.977 to 1.172	0.207
	CAD+OA vs CAD	0.997±1.025	0.938 to 1.059	>0.999
	CAD vs Ctrl	1.075±1.034	0.991 to 1.165	0.100

*Significant difference was considered at p<0.05.
†Back-transformed coefficients using the exponential function.
ANOVA, analysis of variance; CAD, coronary artery disease; CAD+OA, coronary artery disease and opium addiction; Ctrl, control; IFN-γ, interferon gamma; MD, mean difference; MDA, malondialdehyde; NO_x, nitric oxide metabolites; TNF-α, tumor necrosis factor alpha.