Table 1.

Spectral components in HRV and PPGV in patients with and without cardioplegia.

Patients	TPHRV	LF%HRV	HF%HRV	LF/HFHRV	LF%PPGV	HF% PPGV	LF/HFPPGV	S, %
Patients without cardioplegia
Patient A	0.080	46	39	1.18	11	83	0.13	6
Patient B	0.042	20	73	0.27	49	44	1.11	26
Patient C	0.044	27	63	0.43	15	83	0.18	14
Patient D	0.041	33	54	0.61	36	61	0.59	12
Patient E	0.067	21	66	0.32	27	64	0.42	53
M ± SD	0.054 ± 0.018	30 ± 11	59 ± 13	0.56 ± 0.37	28 ± 15	67 ± 16	0.49 ± 0.40	22.2 ± 18.7
Patients with cardioplegia
Patient F					24	71	0.34
Patient G					36	57	0.63
Patient H					27	70	0.38
Patient I					47	42	1.13
Patient J					63	23	2.70
M ± SD					39 ± 16	53 ± 20	1.04 ± 0.98

M ± SD, mean with standard deviation.