| Mean ± SEM (n) | Mean ± SEM (n) | F, p | F, p | F, p |
Number of songs D7 | 27.7 ± 17.6 (4) | 122 ± 57 (5) | | | |
D14 | 37.5 ± 30.8 (4) | 83.8 ± 38.9 (5) | | | |
D28 | 31.7 ± 12.3 (4) | 17.0 ± 11.9 (5) | F = 1.204, p = 0.308 | F = 1.783, p = 0.216 | F = 1.961, p = 0.177 |
Song duration D7 | 0.34 ± 0.11 (4) | 0.28 ± 0.12 (5) | | | |
D14 | 0.35 ± 1.12 (4) | 0.39 ± 0.10 (5) | | | |
D28 | 0.44 ± 0.02 (4) | 0.28 ± 0.11 (5) | F = 0.245, p = 0.629 | F = 0.303, p = 0.674 | F = 0.809, p = 0.465 |
% Time singing D7 | 0.41 ± 0.22 (4) | 1.61 ± 0.77 (5) | | | |
D14 | 0.53 ± 0.38 (4) | 1.13 ± 0.52 (5) | | | |
D28 | 0.40 ± 0.17 (4) | 0.22 ± 0.15 (5) | F = 1.123, p = 0.324 | F = 2.013, p = 0.187 | F = 1.792, p = 0.203 |
Maximum frequency D7 | 3553 ± 328 (3) | 4095 ± 239 (3) | | | |
D14 | 3580 ± 342 (3) | 3727 ± 439 (4) | | | |
D28 | 3972 ± 403 (4) | 4176 ± 213 (3) | F = 0.189, p = 0.678 | F = 0.682, p = 0.484 | F = 0.519, p = 0.614 |
Bandwidth D7 | 1104 ± 167 (3) | 1885 ± 834 (3) | | | |
D14 | 1128 ± 97(3) | 2156 ± 1185 (4) | | | |
D28 | 947 ± 141 (4) | 1268 ± 329 (3) | F = 1.036, p = 0.348 | F = 0.499, p = 0.612 | F = 0.349, p = 0.715 |
Mean entropy D7 | 2.98 ± 0.21 (3) | 3.29 ± 0.39 (3) | | | |
D14 | 2.85 ± 0.24 (3) | 2.93 ± 0.15 (4) | | | |
D28 | 2.74 ± 0.16 (4) | 2.92 ± 0.10 (3) | F = 0.524, p = 0.496 | F = 4.037, p = 0.128 | F = 1.875, p = 0.245 |
Variable | T out | E2 out | T vs E2 | ipsilateral-contralateral | Interaction |
POM volume ipsilateral contralateral | 0.06 ± 0.01 (4) 0.05 ± 0.01 (4) | 0.02 ± 0.02 (3) 0.02 ± 0.01 (3) | F = 3.022, p = 0.142 | F = 0.811, p = 0.408 | F = 0.227, p = 0.653 |
HVC volume Nissl ipsilateral contralateral | 0.10 ± 0.02 (4) 0.11 ± 0.02 (4) | 0.14 ± 0.02 (4) 0.12 ± 0.02 (4) | F = 0.810, p = 0.403 | F = 0.516, p = 0.499 | F = 1.507, p = 0.265 |
HVC volume DCX ipsilateral contralateral | 0.11 ± 0.03 (4) 0.10 ± 0.02 (4) | 0.10 ± 0.02 (5) 0.10 ± 0.01 (5) | F = 0.053, p = 0.824 | F = 1.032, p = 0.343 | F = 0.002, p = 0.967 |
Fusiform DCX in HVC ipsilateral contralateral | 86.2 ± 12.3 (4) 64.5 ± 10.7 (4) | 56.0 ± 6.9 (5) 53.6 ± 4.6 (5) | F = 3.559, p = 0.101 | F = 5.143, p = 0.058 | F = 3.302, p = 0.112 |
Multipolar DCX in HVC ipsilateral contralateral | 152.0 ± 35.2 (4) 142.0 ± 30.7 (4) | 151.4 ± 9.7 (5) 144.4 ± 8.0 (5) | F = 0.001, p = 0.976 | F = 1.715 p = 0.232 | F = 0.053, p = 0.824 |
Fusiform DCX vtr. HVC ipsilateral contralateral | 11.2 ± 3.1 (4) 10.0 ± 2.6 (4) | 7.8 ± 0.8 (5) 7.8 ± 2.6 (5) | F = 1.099, p = 0.329 | F = 0.110, p = 0.750 | F = 0.110, p = 0.750 |
Multipolar DCX vtr. HVC ipsilateral contralateral | 19.0 ± 3.8 (4) 18.5 ± 2.6 (4) | 23.0 ± 2.8 (5) 21.4 ± 2.1 (5) | F = 1.255, p = 0.300 | F = 0.161, p = 0.700 | F = 0.044, p = 0.839 |
Fusiform DCX lat. HVC ipsilateral contralateral | 13.0 ± 3.5 (4) 13.2 ± 2.5 (4) | 7.4 ± 0.7 (5) 10.8 ± 2.4 (5) | F = 1.848, p = 0.216 | F = 1.401, p = 0.275 | F = 1.043, p = 0.341 |
Multipolar DCX lat. HVC ipsilateral contralateral | 8.0 ± 1.3 (4) 6.5 ± 1.0 (4) | 7.8 ± 1.5 (5) 8.6 ± 1.3 (5) | F = 0.369, p = 0.562 | F = 0.123, p = 0.736 | F = 1.332, p = 0.286 |
PNN density ipsilateral contralateral | 36.7 ± 7.0 (3) 58.0 ± 22.1(3) | 34.8 ± 20.4 (5) 46.4 ± 22.6 (5) | F = 0.070, p = 0.800 | F = 0.835, p = 0.396 | F = 0.072, p = 0.796 |
PV-ir density ipsilateral contralateral | 106.3 ± 17.1 (3) 104.0 ± 0.0 (3) | 116.6 ± 17.6 (5) 143.0 ± 25.7 (5) | F = 1.289, p = 0.278 | F = 0.308, p = 0.589 | F = 0.439, p = 0.520 |
PV+PNN density ipsilateral contralateral | 6.0 ± 3.5 (3) 11.3 ± 3.9 (3) | 7.6 ± 6.4 (5) 10.4 ± 4.6 (5) | F = 0.003, p = 0.957 | F = 0.618, p = 0.462 | F = 0.059, p = 0.815 |
% PNN with PV ipsilateral contralateral | 21.3 ± 14.9 (3) 22.7 ± 5.4 (3) | 2.2 ± 2.2 (5) 44.4 ± 23.1 (5) | F = 0.006, p = 0.938 | F = 1.744, p = 0.213 | F = 1.537, p = 0.238 |