Table 4. ED50Values (95% Confidence Interval) of Sevoflurane Concentration, Bispectral Index, and 95% Spectral Edge Frequency for Loss of Consciousness in Three Age Groups and Combined Group

BIS = bispectral index; SEF = spectral edge frequency.

*P < 0.05 vs.  group A.

Table 4. ED50Values (95% Confidence Interval) of Sevoflurane Concentration, Bispectral Index, and 95% Spectral Edge Frequency for Loss of Consciousness in Three Age Groups and Combined Group
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