Table 2.

Summary means and SD values of the measured parameters.

Parameter	Group	I	II	p	2-way ANOVA
TOS/TOC [umol/L]	NW	150.30 ± 81.29	165.8 ± 92.57	0.04*	*interaction, row factor, time
	OB	487.78 ± 220.77	451.57 ± 206.47	0.12
	p1 (NW I vs OB I) = 0.0001#; p2 (NW II vs OB II) = 0.0003#
TAS/TAC [umol/L]	NW	347.6 ± 39.09	339.9 ± 29.15	0.62	*row factor
	OB	357.14 ± 45.56	357.64 ± 43.11	0.94
	p1 (NW I vs OB I) = 0.40 p2 (NW II vs OB II) = 0.23
OSI	NW	0.43 ± 0.20	0.49 ± 0.26	0.08	*interaction, row factor, time
	OB	1.47 ± 0.69	1.27 ± 0.59	0.16
	p1 (NW I vs OB I) = 0.0001#; p2(NW II vs OB II) = 0.0008#
CAT [µg/Hb]	NW	188.06 ± 25.31	189.30 ± 28.34	0.88	*interaction, time
	OB	195.85 ± 25.15	220.90 ± 39.40	0.01*
	p1 (NW I vs OB I) = 0.46; p2 (NW II vs OB II) = 0.04#
SOD1 [µg/Hb]	NW	1460.83 ± 262.68	1261.85 ± 132.51	0.03*	ns.
	OB	1226.42 ± 136.19	1384.28 ± 227.48	0.04*
	p1 (NW I vs OB I) = 0.01#; p2 (NW II vs OB II) = 0.14
GPx [µg/Hb]	NW	25.38 ± 1.75	24.67 ± 2.15	0.52	ns.
	OB	26.32 ± 4.43	28.04 ± 4.74	0.37
	p1 (NW I vs OB I) = 0.53; p2 (NW II vs OB II) = 0.04#
CAT/SOD1 Ratio	NW	0.13 ± 0.03	0.15 ± 0.03	0.10	*interaction, time
	OB	0.16 ± 0.02	0.16 ± 0.04	0.84
	p1 (NW I vs OB I) = 0.02#; p2 (NW II vs OB II) = 0.47

NW – volunteers with normal BMI, OB – volunteers with BMI> 35, I – data obtained before the experiment; II – data obtained after 20th cryotherapy.