Table 4.

Left ventricle oxidative stress

Variables	C group (n = 8)	ETS group (n = 8)	ETS100 group (n = 8)	ETS250 group (n = 8)	P value
LH (nmol/g)	196.4 ± 51.5	331.9 ± 52.9a	207.2 ± 53.0b	165.1 ± 40.3b	<.001
CAT (μmol/g)	75.8 ± 7.8	54.0 ± 7.3a	59.6 ± 5.8a	61.1 ± 6.5a	<.001
SOD (nmol/g)	7.9 ± 0.4	5.7 ± 0.4a	7.5 ± 0.9b	7.8 ± 0.9b	<.001
GSH‐Px (nmol/g)	39.2 ± 5.6	18.8 ± 3.4a	30.0 ± 5.6a , b	31.1 ± 4.3a , b	<.001

CAT, catalase; ETS, exposed to tobacco smoke; GSH‐Px, glutathione peroxidase; LH, lipid hydroperoxide; SOD, superoxide dismutase.

Data are expressed as mean ± SD. One‐way ANOVA/Tukey.

^a≠ with C group.

^b≠ with ETS group.