Table 3.

Statistical analysis of metabolic activity 4 and 24 h after treatment. A multiple t-test was performed (* p < 0.05; ** p < 0.01; and *** p < 0.001). ctr = control; PL = plasma; PEF = pulsed electric fields; comb = combination; n.s. = not significant.

Treatment Regimen	4 h				24 h
	Significance	p-Value	Difference	S.E.	Significance	p-Value	Difference	S.E.
ctr / PL	n.s.	0.190	4.72	3.52	***	<0.001	18.12	2.01
ctr / PEF	***	<0.001	3.80	0.89	***	<0.001	30.75	2.63
ctr / comb 1	***	<0.001	22.15	1.42	***	<0.001	57.09	2.08
ctr / comb 3	***	<0.001	17.50	1.89	***	<0.001	54.99	1.00
ctr / comb 2	***	<0.001	11.46	1.49	***	<0.001	42.87	1.23
ctr / comb 4	***	<0.001	10.54	1.22	***	<0.001	45.62	1.12
PL / PEF	n.s.	0.790	−0.92	3.42	***	<0.001	12.63	3.28
PL / comb 1	***	<0.001	17.43	3.58	***	<0.001	38.96	2.82
PL / comb 3	**	0.003	12.78	3.77	***	<0.001	36.87	2.07
PL / comb 2	n.s.	0.120	6.74	4.10	***	<0.001	24.75	2.44
PL / comb 4	n.s.	0.160	5.82	4.02	***	<0.001	27.50	2.38
PEF / comb 1	***	<0.001	18.35	1.48	***	<0.001	26.33	3.23
PEF / comb 3	***	<0.001	13.70	1.90	***	<0.001	24.24	2.67
PEF / comb 2	***	<0.001	7.66	1.58	**	0.001	12.12	3.13
PEF / comb 4	***	<0.001	6.45	1.36	***	<0.001	14.87	3.08
comb 1 / comb 3	*	0.040	−4.65	2.18	n.s.	0.340	−2.10	2.14
comb 1 / comb 2	***	<0.001	−10.69	2.00	***	<0.001	−14.21	2.51
comb 1 / comb 4	***	<0.001	−11.61	1.83	***	<0.001	−11.46	2.46
comb 3 / comb 2	*	0.020	−6.04	2.44	***	<0.001	−12.12	1.34
comb 3 / comb 4	**	0.007	−6.96	2.30	***	<0.001	−9.37	1.24
comb 2 / comb 4	n.s.	0.650	−0.92	1.98	n.s.	0.090	2.75	1.52