Table 2.

Comparison of HR Variables Between Seizure-Free and Pre-Ictal Signals in Females With Left- and Right-Sided Seizures.

Feature	Right-sided			Left-sided
	Seizure-free	5 Minutes before	% Increase or decrease	Seizure-free	5 Minutes before	% Increase or decrease
RR (ms)	801.45 ± 51.33	538.47 ± 45.94**	−32.81	868.29 ± 49.3	635.9 ± 30.73**	−26.76
Mean HR	77.51 ± 5.3	117.53 ± 6.4**	+51.63	69.22 ± 4.3	94.43 ± 4.8**	+36.42
LF (ms2)	180.1 ± 33.13	290.25 ± 15.17**	+61.16	154.77 ± 29.2	239.33 ± 26.13**	+54.63
HF (ms2)	144.17 ± 34.09	166.42 ± 29.07*	+15.43	142.89 ± 42	158.12 ± 18.15**	+10.65
LF/HF	1.18 ± 0.2	1.89 ± 0.58**	+ 60.16	1.16 ± 0.29	1.64 ± 0.32*	+41.37
SD1	42.46 ± 9.93	29.3 ± 1.05*	−30.99	38.2 ± 10.1	32.04 ± 2.24*	−16.12
SD2	50.11 ± 10.35	55.25 ± 1.26*	+10.25	40.61 ± 11.9	46.63 ± 2.13*	+14.82
SD2/SD1	1.13 ± 0.23	1.75 ± 0.19**	+54.86	1.02 ± 0.46	1.37 ± 0.34**	+34.31
S	8.96 ± 0.78	3.67 ± 0.18**	−57.76	5.19 ± 1.2	2.57 ± 0.5*	−50.48

Note. HR = heart rate; RR = R-R intervals; LF = low frequency; HF = high frequency; SD = standard deviation. Paired sample t test.

^*p < .05. **p < .01.