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

Table 1

Set 𝑟=0.15×SD, with this threshold, and calculate the average difference 𝑑 for each channel. In the ApEn case, 𝑑=0.69, while in the SampEn case, 𝑑=0.97.

ApEn case	Fp1	Fp2	F3	F4	F7	F8	Avg.	Std.
C	0.5502	0.4361	0.3974	0.2999	0.9083	0.4221	0.5023	0.2144
D	1.0656	1.0624	1.2173	1.4059	1.3344	1.0644	1.1917	0.1521
SampEn case	Fp1	Fp2	F3	F4	F7	F8	Avg.	Std.
C	0.5005	0.3618	0.3195	0.2403	0.9054	0.3204	0.4413	0.2429
D	1.1806	1.2222	1.5216	1.7924	1.5891	1.1719	1.4130	0.2590