Table 1: Mean Latencies of N1 and P2 in ms Elicited by the Speech/Noise Stimuli at Channel Cz

Peak Stimulus Type Ei Bett Dieb Pult

N1 Speech 106 (4) 119 (8) 120 (5) 107 (7)
Noise 95 (8) 111 (7) 108 (7) 97 (7)

P2 Speech 183 (12) 181 (8) 206 (12) 259 (10)
Noise 177 (15) 181 (16) 185 (10) 160 (12)

Standard deviations are in parentheses.