Table 6.

Comparison of SOD, MDA and NO levels between the two groups

Group	Control group (n=59)	Experimental group (n=59)	t	P
SOD (U/mL)
Before treatment	104.33±17.51	105.17±16.50	0.268	0.789
After treatment	128.57±19.55###	143.25±20.36###,**	3.995	0.001
t	7.094	11.160
P	<0.001	<0.001
MDA (nmol/L)
Before treatment	7.96±0.88	8.06±0.74	0.668	0.505
After treatment	5.13±0.61##	3.36±0.38###,***	18.920	<0.001
t	20.300	43.400
P	0.001	<0.001
NO (μmol/L)
Before treatment	58.74±17.05	59.22±15.69	0.159	0.874
After treatment	41.28±13.54###	26.20±9.58###,***	6.984	<0.001
t	6.160	13.800
P	<0.001	<0.001

Note: Compared with before treatment;

^##P<0.01;

^###P<0.001.

Compared with the control group;

^**P<0.01;

^***P<0.001.

SOD: superoxide dismutase; MDA: malondialdehyde; NO: nitric oxide.