Table 2.

The effect of 12 weeks of Nordic Walking (NW) training on indicators of oxidative stress balance, lipid profile and iron metabolism

	Baseline	After 12 weeks of training	p
PON ase [U/l]	156.68 ± 94.36	154.97 ± 92.22	0.47
AREase [kU/l]	164.99 ± 51.55	162.86 ± 52.04	0.3
MDA [μmol/l]	2.13 ± 0.56	1.92 ± 0.50	0.01
FRAP [mmol/l]	1.41 ± 0.23	1.45 ± 0.24	0.06
AOPP [μmol/l]	66.27 ± 27.08	57.95 ± 26.15	0.01
TC [mg/dl]	230.69 ± 46.89	231.31 ± 41.56	0.22
HDL [mg/dl]	70.77 ± 19.26	75.29 ± 21.11	0.00
LDL [mg/dl]	137.86 ± 43.54	133.91 ± 39.34	0.97
TGL [mg/dl]	110.26 ± 43.11	111.11 ± 43.91	0.39
Fe [µg/dl]	108.29 ± 32.76	89.43 ± 24.48	0.00
Ferritin [ng/ml]	99.36 ± 62.69	81.43 ± 61.67	0.00
Glucose [mg/dl]	97.86 ± 14.47	95.54 ± 12.12	0.2

Values are means (±SD)

PONase activity of paraoxonase-1 towards paraoxon, AREase activity of paraoxonase-1 towards phenyl acetate arylesterase, MDA malondialdehyde, FRAP ferric reducing ability of plasma, AOPP advanced oxidation protein products, TC total cholesterol, HDL high density lipoprotein, LDL low density lipoprotein, TGL triglycerides, Fe blood iron