Table 1.
Test-retest reliability for predicted saccades, horizontal and vertical random saccades and anti-saccades (n=40-43).
| Saccadic Parameter | Test 1 Mean ± SD |
Test 2 Mean ± SD |
ICC (95% CI) |
SRD | % Mean |
|---|---|---|---|---|---|
| Predictive Task | |||||
| Percent Predicted (%) | 51.7 ± 29.3 | 45.5 ± 26.6 | *n/a | *n/a | *n/a |
| First Predicted(#) | 5.3 ± 3.4 | 5.4 ± 3.4 | *n/a | *n/a | *n/a |
| Horizontal Random Task | |||||
| Primary Accuracy (%) | 93.4 ± 6.7 | 93.0 ± 5.5 | 0.12 (0.01 - 0.72) |
16.2 | 17.5 |
| Final Accuracy (%) | 97.1 ± 5.5 | 97.5 ± 6.0 | 0.20 (0.04 - 0.60) |
13.5 | 14.1 |
| Latency (ms) | 180 ± 30 | 180 ± 30 | 0.74 (0.59 - 0.85) |
40 | 22.0 |
| Vertical Random Task | |||||
| Primary Accuracy (%) | 97.5 ± 10.5 | 98.1 ± 16.7 | 0.48 (0.26 - 0.70) |
21.5 | 22.2 |
| Final Accuracy (%) | 97.9 ± 8.6 | 97.5 ± 15.2 | 0.03 (0.00 - 1.00) |
27.9 | 28.7 |
| Latency (ms) | 200 ± 20 | 200 ± 20 | 0.68 (0.50 - 0.82) |
40 | 21.6 |
| Anti-saccadic Task | |||||
| Errors (%) | 52.3 ± 24.0 | 44.9 ± 24.7 | *n/a | *n/a | *n/a |
SD = Standard Deviation, ICC = Intraclass Correlation Coefficient, CI = Confidence Interval SRD = Smallest Real Difference, % Mean = SRD / Average Measure.