Table 2.
Frequency Distribution of Visual Field Classifications in the Fellow Eyea
| No. (%) of Visual Fields |
|||||
|---|---|---|---|---|---|
| Year |
|||||
| Visual Field Classification |
Baseline (n=454) |
1 (n=418) |
5 (n=390) |
10 (n=264) |
15 (n=236) |
| Normal | 115 (25.3) | 252 (60.3) | 238 (61.0) | 174 (65.9) | 152 (64.4) |
| Diffuse | 28 (6.2) | 9 (2.2) | 18 (4.6) | 11 (4.2) | 12 (5.1) |
| Widespread | 22 (4.8) | 8 (1.9) | 10 (2.6) | 7 (2.7) | 7 (3.0) |
| Central | 4 (0.9) | 1 (0.2) | 3 (0.8) | 0 | 2 (0.8) |
| Centrocecal | 1 (0.2) | 0 | 1 (0.3) | 0 | 0 |
| Total loss of vision | 1 (0.2) | 0 | 4 (1.0) | 4 (1.5) | 3 (1.3) |
| Localized | 298 (65.6) | 144 (34.4) | 124 (31.8) | 77 (29.2) | 62 (26.3) |
| Partial arcuate | 116 (25.6) | 27 (6.5) | 37 (9.5) | 19 (7.2) | 18 (7.6) |
| Paracentral | 81 (17.8) | 52 (12.4) | 43 (11.0) | 28 (10.6) | 26 (11.0) |
| Arcuate | 42 (9.3) | 16 (3.8) | 14 (3.6) | 10 (3.8) | 8 (3.4) |
| Multiple foci | 28 (6.2) | 19 (4.5) | 6 (1.5) | 3 (1.1) | 2 (0.8) |
| Nasal step | 19 (4.2) | 8 (1.9) | 8 (2.1) | 6 (2.3) | 5 (2.1) |
| Vertical step | 5 (1.1) | 9 (2.2) | 7 (1.8) | 3 (1.1) | 1 (0.4) |
| Temporal wedge | 3 (0.7) | 3 (0.7) | 2 (0.5) | 1 (0.4) | 0 |
| Quadrant | 2 (0.4) | 1 (0.2) | 1 (0.3) | 1 (0.4) | 1 (0.4) |
| Altitudinal | 1 (0.2) | 0 | 2 (0.5) | 0 | 0 |
| Enlarged blind spot | 1 (0.2) | 6 (1.4) | 3 (0.8) | 3 (1.1) | 1 (0.4) |
| Partial hemianopia | 0 | 3 (0.7) | 0 | 0 | 0 |
| Hemianopia | 0 | 0 | 1 (0.3) | 3 (1.1) | 0 |
| Three quadrants | 0 | 0 | 0 | 0 | 0 |
| Double arcuate | 0 | 0 | 0 | 0 | 0 |
| Artifactual | 13 (2.9) | 13 (3.1) | 10 (2.6) | 2 (0.8) | 10 (4.2) |
| Partial peripheral rim | 6 (1.3) | 10 (2.4) | 5 (1.3) | 1 (0.4) | 7 (3.0) |
| Peripheral rim | 4 (0.9) | 2 (0.5) | 0 | 0 | 1 (0.4) |
| Inferior depression | 2 (0.4) | 1 (0.2) | 3 (0.8) | 1 (0.4) | 1 (0.4) |
| Superior depression | 1 (0.2) | 0 | 2 (0.5) | 0 | 1 (0.4) |
a
Three visual fields were omitted owing to low patient reliability.