Table 2 Summary of GEE Model Effects including long-term user group (high and low users) and visit (12 months, 18 months, and 3.5 years), and task half (first, second) as predictors of the Anti-saccade Task outcome measures.
Wald χ2 (df), p-value | |
|---|---|
% Anti-saccades | |
Half | 125.02 (1), p < 0.001 |
Visit | 10.80 (2), p = 0.005 |
Group | 0.14 (1), p = 0.706 |
Half * group | 1.30 (1), p = 0.254 |
Visit * group | 2.00 (2), p = 0.369 |
Half * visit | 5.46 (2), p = 0.065 |
Half * visit * group | 0.82 (2), p = 0.661 |
% Pro-saccades | |
Half | 230.34 (1), p < 0.001 |
Visit | 10.03 (2), p = 0.007 |
Group | < 0.01 (1), p = 0.966 |
Half * group | 0.03 (1), p = 0.871 |
Visit * group | 1.49 (2), p = 0.476 |
Half * visit | 10.56 (2), p = 0.005 |
Half * visit * group | 0.13 (2), p = 0.938 |
% Corrective looks | |
Half | 5.01 (1), p = 0.025 |
Visit | 14.29 (2), p = 0.001 |
Group | 3.26 (1), p = 0.071 |
Half * group | 9.35 (1), p = 0.002 |
Visit * group | 1.37 (2), p = 0.505 |
Half * visit | 6.52 (2), p = 0.038 |
Half * visit * group | 1.08 (2), p = 0.583 |
Latency to distractor (pro-saccade) | |
Half | < 0.01 (1), p = 0.993 |
Visit | 17.70 (2), p < 0.001 |
Group | 4.55 (1), p = 0.033 |
Half * group | 1.75 (1), p = 0.186 |
Visit * group | 4.96 (2), p = 0.084 |
Half * visit | 9.06 (2), p = 0.011 |
Half * visit * group | 1.69 (2), p = 0.430 |
Latency to target location (anti-saccade) | |
Half | 9.28 (1), p = 0.002 |
Visit | 33.69 (2), p < 0.001 |
Group | 0.94 (1), p = 0.334 |
Half * group | 1.71 (1), p = 0.191 |
Visit * group | 0.26 (2), p = 0.878 |
Half * visit | 4.04 (2), p = 0.133 |
Half * visit * group | 0.79 (2), p = 0.673 |
