Analyzing EEG of Quasi-Brain-Death Based on Dynamic Sample Entropy Measures

Table 3

Approximate entropy and sample entropy results of a certain patient in the state of coma (C) and brain death (D) for each channel with threshold 𝑟=0.15×SD, 𝑑_apen=1.11, 𝑑_sampen=1.20.

ApEn case	Fp1	Fp2	F3	F4	F7	F8	Avg.	Std.
C	0.1637	0.3323	0.8113	0.4469	0.4955	0.0989	0.3914	0.2573
D	1.7701	1.7669	1.6229	1.3967	1.2260	1.2009	1.4973	0.2586
SampEn case	Fp1	Fp2	F3	F4	F7	F8	Avg.	Std.
C	0.1523	0.3009	0.7261	0.3972	0.4480	0.0914	0.3527	0.2287
D	1.9952	2.0280	1.6697	1.3353	1.1699	1.1090	1.5512	0.4065