Table 1.
Mean discharge rate
| Young | Aged | t test p values | |||||
|---|---|---|---|---|---|---|---|
| Mean | SEM | n | Mean | SEM | n | ||
| Maximum CF-evoked firing rate (spikes/s) | 89.97 | 3.51 | 91 | 105.75 | 4.02 | 88 | 0.0035 |
| CF dynamic range (dB) | 26.92 | 2.08 | 91 | 33.75 | 2.07 | 85 | 0.0211 |
| Maximum noise-evoked firing rate (spikes/s) | 60.16 | 2.89 | 91 | 75.50 | 3.22 | 88 | 0.001 |
| Spontaneous firing rate (spikes/s) | 36.79 | 1.88 | 90 | 40.88 | 1.91 | 85 | 0.13 |