• Anesthesia and analgesia · Oct 2001

    Case Reports

    Practical issues in bispectral analysis of electroencephalographic signals.

    • S Hagihira, M Takashina, T Mori, T Mashimo, and I Yoshiya.
    • Surgical Center, Osaka Prefectural Habikino Hospital, Japan. hagihira@masui.med.oaska-u.ac.jp
    • Anesth. Analg. 2001 Oct 1; 93 (4): 966-70, table of contents.

    ImplicationsThe aim of this report was to confirm the methodology of bispectral analysis of electroencephalogram. In developing a software for real-time bispectral analysis, we encountered several practical problems in bispectrum calculation. We settled those and concluded that 3 min of monitoring are required to obtain reliable and reproducible bicoherence values.

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