Parameter Estimates under Isoflurane.

<p><b>A</b> Average dose responses at 1.4%, 1.8%, 2.4% and 2.8% for <b><i>H_e</i></b><i> (green)</i> and <b><i>H_i</i></b><i> (grey)</i> for region A1 from white noise condition (** p<0.005,* p<0.05; error bars denote s.e.m.). Overall trial effects are positive compared to zero baseline at 1.4% for the inhibitory parameters and negative for excitatory parameters. <b>B</b> Dose responses for <b><i>H_e</i></b> and <b><i>H_i</i></b> for region A1 from silence data. <b>C</b> Dose responses for <b><i>H_e</i></b> and <b><i>H_i</i></b> for region PAF from white noise data. <b>D</b> Dose responses for <b><i>H_e</i></b> and <b><i>H_i</i></b> for region PAF from silence data.