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Table 4 Significant time 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
e R-ACA Skewness R M: 1.81 ± 1.09 F: 0.91 ± 0.73
e R-ACA Skewness W M: 1.50 ± 1.13 F: 0.95 ± 0.50
e L-ACA Skewness G M: 1.40 ± 0.63 F: 0.87 ± 0.62
e R-ACA Kurtosis R M: 9.21 ± 8.01 F: 4.80 ± 3.08