Table 2.
Mean (±SD) and median (IQR = Q3 –Q1) values for the bead threading task in the three experimental conditions: baseline (BB), with Bangerter foil on both eyes (FBE) and on the dominant eye (FDE).
| Hand movement | Viewing condition | Statistic p-values | ||
|---|---|---|---|---|
| BB | FDE | FBE | (F /X2 (2)) | |
| Reach-to-Bead Duration (ms) | 492.79 (± 48.54) | 482.17 (± 53.30) | 486.55 (± 58.24) |
F
(2) = 1.281 p = 0.289 |
| Reach-to-Bead Peak Velocity (mm/s) | 702.44 (± 93.21) | 732.25 (± 92.46) | 713.80 (± 93.71) | F (2) = 4.141 p = 0.023* |
| Grasp Duration (ms) | 200.00 (138.45–251.75) | 202.46 (135.08–241.60) | 193.33 (148.77–252.30) | X2
(2) = 0.418 p = 0.661 |
| Reach-to-Needle Duration (ms) | 469.02 (± 53.17) | 463.51 (± 44.92) | 461.84 (± 51.97) | F (2) = 0.489 p = 0.617 |
| Reach-to-Needle Peak Velocity (mm/s) | 790.68 (± 146.10) | 796.45 (± 120.89) | 775.12 (± 133.75) | F (2) = 0.871 p = 0.426 |
| Thread Duration (ms) | 341.71 (305.12–439.60) | 365.54 (331.59–433.15) | 423.69 (338.67–520.15) | X2
(2) = 3.787 p = 0.031* |
| Total Time (ms) | 1538.30 (± 183.72) | 1540.24 (± 200.02) | 1594.77 (± 213.01) | F (2) = 1.611 p = 0.214 |
| Eye-hand Latency Difference (ms) | 131.50 (107.75–202.10) | 124.44 (89.34–225.40) | 127.67 (78.31–207.00) | X2
(1.605) = 0.191 p = 0.779 |
The comparison statistics between the experimental conditions are also included. *p < 0.05. BB, Binocular baseline; FDE, Foils dominant eye; and, FBE, Foils both eyes.