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# Table 2 The Paired T-test of P270

Pairs | Latency (ms) | Amplitude (μV) | ||||
---|---|---|---|---|---|---|

O1 | Oz | O2 | O1 | Oz | O2 | |

S1–S2 |
T = − 4.862 P = 0.001 |
T = − 7.735 P = 0.000 |
T = − 4.235 P = 0.002 |
T = 3.110 P = 0.013 |
T = 3.233 P = 0.01 | |

S1–S3 |
T = − 2.648 P = 0.027 |
T = − 2.776 P = 0.022 | ||||

S1–S4 |
T = − 2.454 P = 0.037 |
T = − 3.995 P = 0.003 |
T = − 2.669 P = 0.026 |
T = 4.125 P = 0.003 |
T = 4.302 P = 0.002 | |

S2–S3 |
T = − 3.363 P = 0.008 |
T = 3.423 P = 0.008 | ||||

S2–S4 |
T = 2.504 P = 0.034 | |||||

S3–S4 |
T = 3.324 P = 0.009 |
T = 4.703 P = 0.001 |
T = 3.887 P = 0.004 |