Table 5 Group comparison of ERP components elicited by the talker’s face and by pictures
ERP component | H-SLI | TD | F | p | η p 2 |
|---|---|---|---|---|---|
Talker’s face | |||||
P1 | |||||
  Peak amplitude (μV) | 15.61 (7.81) | 22.52 (12.68) | 4.489 | 0.041 | 0.114 |
 Peak latency (sec) | 0.141 (0.017) | 0.136 (0.016) | 1.12 | 0.297 | 0.031 |
N1 | |||||
 Peak amplitude (μV) | 5.31 (8.91) | 4.3 (13.84) | <1 |  |  |
 Peak latency (sec) | 0.204 (0.018) | 0.203 (0.017) | <1 |  |  |
P2 | |||||
 Peak amplitude (μV) | 18.57 (10.1) | 21.61 (11.17) | <1 |  |  |
 Peak latency (sec) | 0.31 (0.025) | 0.32 (0.026) | 2.395 | 0.13 | 0.062 |
Pictures | |||||
P1 | |||||
 Peak amplitude (μV) | 10.8 (7.77) | 15.7 (10.11) | 2.909 | 0.097 | 0.075 |
  Peak latency (sec) | 0.14 (0.019) | 0.128 (0.01) | 7.763 | 0.008 | 0.177 |
N1 | |||||
 Peak amplitude (μV) | 2.68 (7.43) | -0.318 (9.1) | 1.377 | 0.248 | 0.037 |
 Peak latency (sec) | 0.203 (0.016) | 0.202 (0.02) | <1 |  |  |
P2 | |||||
 Peak amplitude (μV) | 14.49 (10.57) | 13.39 (10.07) | <1 |  |  |
 Peak latency (sec) | 0.313 (0.023) | 0.322 (0.021) | 2.105 | 0.155 | 0.055 |