采集部位/参数 | MCI组(例数 = 24) x ± s | 对照组(例数 = 27) x ± s | t | P值 | 95%置信区间 | ||
低值 | 高值 | ||||||
Fz | 潜伏期(ms) | 355.1 ± 44.2 | 358.3 ± 53.4 | 0.23 | 0.82 | −24.6 | 31.0 |
波幅(μV) | 3.6 ± 4.8 | 7.9 ± 6.3 | 2.68 | 0.01* | 1.1 | 7.4 | |
Cz | 潜伏期(ms) | 349.0 ± 61.0 | 342.8 ± 67.7 | −0.35 | 0.73 | −42.8 | 30.1 |
波幅(μV) | 5.7 ± 5.5 | 7.5 ± 5.5 | 1.18 | 0.24 | −1.3 | 5.0 | |
Pz | 潜伏期(ms) | 373.8 ± 54.7 | 392.8 ± 65.0 | 1.13 | 0.26 | −14.7 | 52.6 |
波幅(μV) | 8.6 ± 5.0 | 9.3 ± 4.0 | 0.54 | 0.60 | −1.9 | 3.2 |