Parameter | Control (n = 15) | Cortex (n = 4) | PoS lesion (n = 23) |
---|---|---|---|
Background firing rate (spikes/s) | 3.3 ± 0.68 (0.21–9.8) | 2.1 ± 0.16 (1.8–2.5) | 3.50 ± 1.05 (0.06–22.0) |
Signal-to-noise ratio | 34.5 ± 21.4 (4.0–332.0) | 40.9 ± 15.4 (13.3–68.9) | 59.8 ± 24.6 (3.8–488.3) |
Peak firing rate (spikes/s) | 40.4 ± 9.2 (6.3–150.6) | 84.0 ± 30.8 (23.4–139.8) | 51.7 ± 8.66 (14.6–198.0) |
Directional firing range (°) | 158.99 ± 7.9 (107.8–206.1) | 148.5 ± 25.3 (107.6–222.5) | 203.6 ± 8.85 (141.2–294.3)* |
Directional information content (bits) | 0.75 ± 0.08 (0.30–1.6) | 1.1 ± 0.39 (0.43–2.3) | 0.71 ± 0.13 (0.19–2.5) |
Anticipatory time interval (ms) | 67.9 ± 13.9 (−23.8–161.8) | 88.7 ± 36.0 (−3.2–148.7) | 121.5 ± 25.4 (−161.8–440.9) |
Rayleigh's r value | 0.60 ± 0.03 (0.39–0.90) | 0.74 ± 0.07 (0.58–0.86) | 0.57 ± 0.03 (0.30–0.81) |
Data are shown as mean ± SEM (range). Note that HD cells from control and cortex-lesioned animals were combined into a single control group for statistical comparison with PoS-lesioned cells.
↵*p < 0.01.