Table 2.

Correlation of plasma copper and serum ceruloplasmin with dietary copper and lipid profile of the participants.

Variable	Case group			Control group
	n	r s	p value	n	r s	p value
Plasma copper
Dietary copper	27	0.194	0.333	23	0.054	0.807
Serum ceruloplasmin	23	0.152	0.488	25	0.646	<0.001
Total cholesterol	27	0.293	0.138	25	0.446	0.025
LDL-cholesterol	27	0.292	0.140	24	0.445	0.029
HDL-cholesterol	26	0.398	0.044	25	0.479	0.015
Triglycerides	27	−0.208	0.297	25	0.371	0.068
Serum ceruloplasmin
Dietary copper	23	−0.145	0.508	24	−0.184	0.390
Total cholesterol	23	0.083	0.707	26	0.320	0.110
LDL-cholesterol	23	0.053	0.810	25	0.407	0.043
HDL-cholesterol	22	0.211	0.346	26	0.254	0.210
Triglycerides	23	−0.290	0.179	26	0.134	0.515

r _s: Spearman's correlation coefficient.