Assessment of Concentrations of Heavy Metals in Postmyocardial Infarction Patients and Patients Free from Cardiovascular Event

Table 1

Characteristics of the analyzed group.

Variables	Study group (n = 74)	Control group (n = 72)
Demographic data
Age (years)^b	57.38 ± 4.72	53.67 ± 6.32	<0.001
Gender (male)^a	54 (73.0)	44 (61.1)	0.13
Place of residence (city)^a	31 (41.9)	49 (68.1)	0.001
University education^a	14 (18.9)	43 (59.7)	<0.001
Smoking^a	22 (29.73)	7 (9.72)	0.002
Obesity (BMI ≥ 30)	27 (36.5)	13 (18.1)	0.01
Metals in blood serum
Cu (10^−6) μg/ml^c	0.97 (0.83–1.13)	0.72 (0.62–0.87)	<0.001
Zn (10^−6) μg/ml^c	0.45 (0.40–0.55)	0.36 (0.33–0.42)	<0.001
Mn (10^−9) ng/ml^c	2.42 (1.17–4.55)	0.27 (0.12–0.54)	<0.001
Co (10^−9) ng/ml^c	0.33 (0.26–0.43)	0.17 (0.12–0.26)	<0.001
Fe μg/ml^c	0.78 (0.66–1.02)	0.51 (0.38–0.66)	<0.001

Data presented as ^an (%), ^bmean ± SD, or ^cmedian (Q1–Q3); BMI—body mass index.