Table 3.
Smooth pursuit performance for step-ramp target motion at 20 degrees/s
| Control | FTD | SD | PA | AD | |
|---|---|---|---|---|---|
| Horiz. latency (ms) | 203 (8) | 216 (9) | 217 (9) | 204 (16) | 217 (14) |
| Horiz. maximum gain | 0.67 (0.05) | 0.31 (0.04)**† | 0.61 (0.05) | 0.47 (0.11) | 0.39 (0.04)**† |
| Horiz. mean gain | 0.31 (0.02) | 0.14 (0.02)**† | 0.27 (0.03) | 0.22 (0.06) | 0.16 (0.02)**† |
| Horiz. initial accel. (deg/s2) | 54 (4) | 26 (5)**† | 46 (5) | 39 (10) | 27 (4)**† |
| Vert. latency (ms) | 234 (8) | 270 (14) | 245 (11) | 250 (26) | 267 (9) |
| Vert. maximum gain | 0.47 (0.02) | 0.29 (0.03)*† | 0.45 (0.06) | 0.39 (0.08) | 0.28 (0.03)**† |
| Vert. mean gain | 0.21 (0.02) | 0.13 (0.02)*† | 0.21 (0.04) | 0.16 (0.04) | 0.11 (0.01)**† |
| Vert. initial accel. (deg/s2) | 46 (3.9) | 25 (3.1)*† | 45 (8.6) | 30 (6.8) | 21 (2.9)**† |
Each entry gives the mean (± SEM) values.
*p < 0.05 versus control, ANOVA with Tukey post hoc;
**p ≤ 0.005 versus control;
†p < 0.05 versus SD. Horiz., Horizontal; Vert., vertical; accel., acceleration.