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Table 10 Significant time-frequency features from raw (denoted by the subscript r) and envelope (denoted by the subscript e) CBFV signals where p<0.05

From: Cognitive tasks and cerebral blood flow through anterior cerebral arteries: a study via functional transcranial Doppler ultrasound recordings

Signal

ACA

Feature

Group

Group 1

Group 2

r

R-ACA

\(\Xi _{d_{10}}\)

R

M: 6.92 ± 3.08

F: 11.4 ± 4.71

r

R-ACA

\(\Xi _{d_{10}}\)

W

M: 8.23 ± 4.05

F: 11.7 ± 3.25

r

R-ACA

\(\Xi _{d_{10}}\)

G

M: 7.90 ± 4.09

F: 11.7 ± 3.35

r

R-ACA

\(\Xi _{d_{7}}\)

R

M: 32.9 ± 12.0

F: 19.1 ± 8.02

r

L-ACA

\(\Xi _{d_{7}}\)

R

M: 30.3 ± 12.5

F: 21.2 ± 9.08

r

R-ACA

\(\Xi _{d_{7}}\)

W

M: 29.8 ± 12.2

F: 22.4 ± 9.73

r

L-ACA

\(\Xi _{d_{7}}\)

W

M: 29.7 ± 11.2

F: 22.1 ± 9.64

r

R-ACA

\(\Xi _{d_{7}}\)

G

M: 30.4 ± 12.7

F: 21.9 ± 9.97

r

L-ACA

\(\Xi _{d_{7}}\)

G

M: 29.5 ± 11.4

F: 21.8 ± 10.2