Table I.
Peak‐to‐peak amplitudes, latencies, standard deviations, and correlation coefficients of P2/N3 complex
| Subject no. | Parameter | MR Scan | Non‐scan |
|---|---|---|---|
| 1 | Latency P2 (msec) | 129 | 130 |
| Latency N3 (msec) | 187 | 186 | |
| Amplitude P2N3 (μV) | 30 | 25 | |
| Mean of SD (μV) | 15 | 16 | |
| SNR | 0.07 | 0.04 | |
| CC P2N3 | 0.99 | ||
| 2 | Latency P2 (msec) | 124 | 124 |
| Latency N3 (msec) | 193 | 194 | |
| Amplitude P2N3 (μV) | 29 | 26 | |
| Mean of SD (μV) | 13 | 13 | |
| SNR | 0.06 | 0.05 | |
| CC P2N3 | 0.98 | ||
| 3 | Latency P2 (msec) | 121 | 122 |
| Latency N3 (msec) | 185 | 186 | |
| Amplitude P2N3 (μV) | 31 | 32 | |
| Mean of SD (μV) | 17 | 20 | |
| SNR | 0.07 | 0.08 | |
| CC P2N3 | 0.98 | ||
| 4 | Latency P2 (msec) | 113 | 117 |
| Latency N3 (msec) | 173 | 189 | |
| Amplitude P2N3 (μV) | 19 | 21 | |
| Mean of SD (μV) | 14 | 15 | |
| SNR | 0.04 | 0.06 | |
| CC P2N3 | 0.99 | ||
| 5 | Latency P2 (msec) | 111 | 111 |
| Latency N3 (msec) | 198 | 196 | |
| Amplitude P2N3 (μV) | 21 | 21 | |
| Mean of SD (μV) | 11 | 11 | |
| SNR | 0.09 | 0.06 | |
| CC P2N3 | 0.99 | ||
| Reference | Mean Latency P2 (msec) | 107 ± 1 | |
| Mean Latency N3 (msec) | 183 ± 11 | ||
| Mean amplitude P2N3 (μV) | 22 ± 1 | ||
| Mean of SD (μV) | 13 ± 1 | ||
| SNR | 0.07 ± 0.01 | ||
| Mean CC P2N3 | 0.988 ± 0.003 | ||
| Mean | Latency P2 (msec) | 122 | 123 |
| Latency N3 (msec) | 189 | 188 | |
| Amplitude P2N3 (μV) | 24 | 23 | |
| SNR | 0.07 | 0.06 | |
| CC P2N3 | 0.99 | ||
Peak‐to‐peak amplitudes, latencies, standard deviation (SD; averaged over P2N3 interval) of single‐trial electrical activity from visual evoked potential, correlation coefficients (CC), and signal‐to‐noise ratios (SNR) of P2/N3 complex for all subjects and conditions, including a reference subject recorded outside the scanner.