The number and percentage of patients in the video and control groups who had a reliable field test in both eyes and in each eye separately
| Reliable | Unreliable | Significance* | |
|---|---|---|---|
| *Two tailed Pearson χ2 test for significance of difference in reliability between the control and video group. | |||
| Both eyes | |||
| Video | 85 (75.9%) | 27 (24.2%) | 0.015 |
| Control | 81 (61.4%) | 51 (38.6%) | |
| Right eye | |||
| Video | 93 (83.0%) | 19 (17.0%) | 0.583 |
| Control | 106 (80.3%) | 26 (19.7%) | |
| Left eye | |||
| Video | 97 (86.6%) | 15 (13.4%) | 0.011 |
| Control | 97 (73.5%) | 35 (26.5%) | |