Table 2

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

*Two tailed Pearson χ2 test for significance of difference in reliability between the control and video group.
Both eyes
    Video85 (75.9%)27 (24.2%)0.015
    Control81 (61.4%)51 (38.6%)
Right eye
    Video93 (83.0%)19 (17.0%)0.583
    Control106 (80.3%)26 (19.7%)
Left eye
    Video97 (86.6%)15 (13.4%)0.011
    Control97 (73.5%)35 (26.5%)