Table 2.
Visual Function of Participants in the Sample (N = 151)
| Visual Function | n (%) |
|---|---|
| Visual acuity, logMAR | |
| ≤0.3 (better) | 149 (98.7) |
| >0.3 (worse) | 2 (1.3) |
| Contrast sensitivity, log sensitivity | |
| ≥1.5 (better) | 136 (90.1) |
| <1.5 (worse) | 15 (9.9) |
| UFOV subtest 2,* ms | |
| <150 (better) | 62 (50.8) |
| 150–350 | 45 (36.9) |
| >350 (worse) | 15 (12.3) |
| Trails B, minute | |
| <2.47 (better) | 96 (63.6) |
| ≥2.47 (worse) | 55 (36.4) |
| MVPT3, score | |
| ≥8 (better) | 140 (92.7) |
| <8 (worse) | 11 (7.3) |
| Visual field sensitivity, dB, 3 upper quartiles vs lowest quartile | |
| Overall | |
| >22.4 (better) | 115 (76.2) |
| ≤22.4 (worse) | 36 (23.8) |
| Peripheral (≥ 45°) | |
| >19.3 (better) | 113 (74.8) |
| ≤19.3 (worse) | 38 (25.2) |
| Superior | |
| >22.2 (better) | 110 (72.9) |
| ≤22.2 (worse) | 41 (27.2) |
| Inferior | |
| >22.1 (better) | 112 (74.2) |
| ≤22.1 (worse) | 39 (25.8) |
| Left | |
| >21.7 (better) | 111 (73.5) |
| ≤21.7 (worse) | 40 (26.5) |
| Right | |
| >21.9 (better) | 110 (72.9) |
| ≤21.9 (worse) | 41 (27.2) |
| Gabor drifting grating threshold, Hz, median split | |
| <0.14 (better) | 77 (51.0) |
| ≥0.14 (worse) | 74 (49.0) |
Notes: logMAR = logarithm of the minimum angle of resolution; MVPT3 = motor-free visual perception test; UFOV, useful field of view.
*122 participants completed this testing.