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Table 7 Pk values for the classification of graduated levels of anaesthesia.

From: Peak and averaged bicoherence for different EEG patterns during general anaesthesia

Bifrequency region P k
  Averages Peaks
δ_δ 0.658 (0.636 - 0.680) 0.688 (0.667 - 0.709)
δ_θ 0.701 (0.681 - 0.721) 0.709 (0.689 - 0.729)
δ_α 0.604 (0.583 - 0.625) 0.649 (0.628 - 0.670)
δ_β 0.565 (0.544 - 0.586) 0.656 (0.613 - 0.698)
θ_θ 0.557 (0.535 - 0.580) 0.620 (0.599 - 0.642)
θ_α 0.559 (0.538 - 0.581) 0.575 (0.554 - 0.597)
θ_β 0.537 (0.516 - 0.557) 0.548 (0.527 - 0.568)
α_α 0.505 (0.483 - 0.528) 0.527 (0.505 - 0.549)
α_β 0.504 (0.483 - 0.525) 0.528 (0.507 - 0.550)
β_β 0.518 (0.496 - 0.539) 0.500 (0.479 - 0.522)
Pk for BIS index
0.801 (0.786 - 0.816)
  1. Data are mean (95% confidence interval)