Table 1 Group average amplitudes and latencies of N1 and MMN components
| Â | Left hemisphere | Right hemisphere | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Â | Amplitude [nAm] | Latency [ms] | Amplitude [nAm] | Latency [ms] | ||||||||||||
Response | bef (B) | aft (A) | wk aft | mo aft | bef (B) | aft (A) | wk aft | mo aft | bef (B) | aft (A) | wk aft | mo aft | bef (B) | aft (A) | wk aft | mo aft |
N1 (SC15) | -16.1 | -18.1 (mo**) | -16.8 | -14.7 (A**) | 122 | 118 | 117 | 118 | -18.5 | -20.7 (mo**) | -19.9 | -16.4 (A**) | 119 | 122 | 114 | 116 |
N1 (SC25) | -17.5 | -16.6 | -17.1 (mo**) | -14.1 (B**) | 130 | 123 (B**) | 137 | 122 | -21.3 | -22.0 (mo***) | -20.2 (mo***) | -16.0 (B**) | 127 | 117 (B**) | 116 | 120 |
N1 (TC08) | -13.2 | -16.1 (mo**) | -16.1 (mo**) | -12.8 (A**) | 125 | 127 | 122 | 122 | -17.0 | -18.2 (mo**) | -19.1 (mo***) | -15.9 (A**) | 124 | 120 | 121 | 116 |
N1 (TC14) | -17.9 | -17.2 | -19.1 (mo**) | -17.9 (wk**) | 113 | 116 | 113 | 115 | -21.5 | -21.2 | -25.0 (mo**) | -20.3 (wk**) | 116 | 117 | 113 | 112 |
| Â | RH>LH ** | RH>LH ** | ||||||||||||||
N1 (TC18) | -13.9 | -16.0 | -16.6 | -13.8 | Â | Â | Â | Â | -17.9 | -20.0 | -20.0 | 17.4 | Â | Â | Â | Â |
| Â | RH>LH (**) | RH>LH (**) | ||||||||||||||
MMN(SC15) | -28.8 | -35.2 | -33.2 | -27.8 | 199 | 193 | 191 | 190 | -31.8 | -34.2 | -32.6 | -29.8 | 224 | 194 | 195 | 196 |
MMN(SC25) | -32.9 | -40.9 (B**) | -34.0 | -29.3 (A**) | 177 | 173 | 174 | 173 | -34.3 | -39.9 (B**) | -37.4 | -31.5 (A**) | 180 | 177 | 177 | 179 |
MMN(TC08) | -17.7 | -18.6 | -16.2 | -18.4 | 223 | 214 | 221 | 200 | -18.0 | -19.9 | -16.8 | -16.7 | 212 | 220 | 206 | 212 |
MMN(TC14) | -21.9 | -21.2 | -21.3 | -16.5 | 214 | 226 | 204 | 181 | -24.4 | -22.9 | -22.3 | -19.9 | 207 | 167 | 196 | 184 |
MMN(TC18) | -25.0 | -21.8 | -23.7 | -20.7 | 194 | 190 | 173 | 177 | -26.9 | -25.9 | -27.9 | -24.4 | 175 | 198 | 187 | 180 |