Areas under receiver operator characteristic curves, suggested cut-off values (the values indicate what was considered abnormal), sensitivity and specificity for SLP parameters and vf global indices
| Area | p Value | Suggested cut-off | Sensitivity | Specificity | |
| Symmetry | 0.54 | 0.1839 | <0.92 | 54% | 51% |
| Average thickness | 0.68 | <0.001 | <58.00 | 59% | 59% |
| Superior integral | 0.68 | <0.001 | <0.19 | 64% | 65% |
| Ellipse average | 0.73 | <0.001 | <60.00 | 65% | 73% |
| Superior average | 0.75 | <0.001 | <64.00 | 65% | 66% |
| Inferior average | 0.77 | <0.001 | <73.00 | 74% | 67% |
| Inferior ratio | 0.79 | <0.001 | <1.95 | 74% | 74% |
| Superior ratio | 0.81 | <0.001 | <1.78 | 71% | 74% |
| Maximum modulation | 0.83 | <0.001 | <1.06 | 81% | 76% |
| Ellipse modulation | 0.85 | <0.001 | <2.22 | 82% | 73% |
| Superior /nasal | 0.86 | <0.001 | <1.65 | 82% | 79% |
| The number | 0.87 | <0.001 | >32.00 | 84% | 79% |
| MD | 0.92 | <0.001 | <−2.39 | 86% | 91% |
| SF | 0.74 | <0.001 | >1.6 | 35% | 36% |
| CPSD | 0.91 | <0.001 | >0.88 | 53% | 81% |
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