Table 2.
Peak latencies and mean amplitudes for P1, N1, EDAN, and ADAN componentsa
| Component | Group | Visual field | Laterality | Cue | Peak lat. | Window | Mean amp. |
|---|---|---|---|---|---|---|---|
| P1 | Young | Left | Ipsi | Cued | 146.75 (8.90) | 125–165 | 1.28 (1.08) |
| Uncued | 131.97 (24.04) | 125–165 | -0.32 (1.32) | ||||
| Contra | Cued | 134.76 (13.85) | 125–165 | -0.15 (1.66) | |||
| Uncued | 141.73 (31.11) | 125–165 | 0.74 (1.86) | ||||
| Right | Ipsi | Cued | 151.78 (23.18) | 125–165 | 1.42 (1.77) | ||
| Uncued | 136.43 (21.31) | 125–165 | -0.15 (2.14) | ||||
| Contra | Cued | 137.83 (21.53) | 125–165 | 0.46 (1.71) | |||
| Uncued | 145.92 (20.30) | 125–165 | 0.98 (2.14) | ||||
| Seniors | Left | Ipsi | Cued | 153.17 (16.80) | 130–170 | 0.37 (0.83) | |
| Uncued | 154.01 (23.87) | 130–170 | 0.21 (1.68) | ||||
| Contra | Cued | 132.48 (16.48) | 130–170 | 0.18 (1.45) | |||
| Uncued | 162.66 (26.91) | 130–170 | 1.01 (1.54) | ||||
| Right | Ipsi | Cued | 149.82 (26.61) | 120–160 | 0.38 (1.07) | ||
| Uncued | 130.29 (24.64) | 120–160 | 0.10 (2.20) | ||||
| Contra | Cued | 144.79 (22.95) | 120–160 | -0.07 (0.96) | |||
| Uncued | 140.34 (35.55) | 120–160 | 0.95 (2.39) | ||||
| N1 | Young | Left | Ipsi | Cued | 165–205 | 0.13 (1.43) | |
| Uncued | 165–205 | -0.19 (2.06) | |||||
| Contra | Cued | 165–205 | -1.15 (2.21) | ||||
| Uncued | 165–205 | 1.15 (2.14) | |||||
| Right | Ipsi | Cued | 165–205 | 0.72 (1.95) | |||
| Uncued | 165–205 | -0.96 (3.37) | |||||
| Contra | Cued | 165–205 | -0.17 (1.81) | ||||
| Uncued | 165–205 | 0.70 (2.20) | |||||
| Seniors | Left | Ipsi | Cued | 170–210 | 0.56 (1.18) | ||
| Uncued | 170–210 | 0.05 (1.73) | |||||
| Contra | Cued | 170–210 | -0.30 (1.65) | ||||
| Uncued | 170–210 | 1.74 (1.87) | |||||
| Right | Ipsi | Cued | 160–200 | 0.96 (1.26) | |||
| Uncued | 160–200 | -0.09 (2.59) | |||||
| Contra | Cued | 160–200 | -0.17 (0.88) | ||||
| Uncued | 160–200 | 1.77 (2.79) | |||||
| EDAN | Young | Left | Ipsi | 280–340 | 0.17 (3.48) | ||
| Contra | 280–340 | -0.09 (3.71) | |||||
| Right | Ipsi | 280–340 | 0.03 (3.19) | ||||
| Contra | 280–340 | -0.14 (3.76) | |||||
| Seniors | Left | Ipsi | 280–340 | 1.03 (2.25) | |||
| Contra | 280–340 | 0.66 (2.71) | |||||
| Right | Ipsi | 280–340 | 1.46 (2.58) | ||||
| Contra | 280–340 | 0.97 (1.76) | |||||
| ADAN | Young | Left | Ipsi | 345–400 | -0.95 (3.62) | ||
| Contra | 345–400 | -1.01 (2.96) | |||||
| Right | Ipsi | 345–400 | -0.87 (2.85) | ||||
| Contra | 345–400 | -1.38 (3.80) | |||||
| Seniors | Left | Ipsi | 375–430 | 1.29 (2.71) | |||
| Contra | 375–430 | 1.16 (2.83) | |||||
| Right | Ipsi | 375–430 | 2.35 (2.49) | ||||
| Contra | 375–430 | 0.91 (2.21) |
a
Mean latencies and amplitudes (SD) for young adults and seniors, n = 14 per group.
Peak lat. = peak latency, measured in milliseconds. Window = time window used for amplitude analysis. Mean amp. = mean amplitude, measured in μV.