Table 2 Sensitivity and specificity for discriminating between healthy and glaucoma eyes and the percentage of correctly classified eyes by scanning laser polarimetry with variable corneal compensation (SLP‐VCC), confocal scanning laser ophthalmoscopy (CSLO), and stereoscopic ONH photography evaluated by four glaucoma specialists, four general ophthalmologists, four optometrists, and four junior ophthalmology residents.
| Sensitivity (%) | Specificity (%) | Correctly classified (%) | |
|---|---|---|---|
| SLP‐VCC | |||
| NFI, cut‐off 30 | 95.8 | 92.5 | 94.3 |
| NFI, cut‐off 35 | 91.7 | 95.0 | 93.2 |
| NFI, cut‐off 40 | 83.3 | 97.5 | 89.8 |
| CSLO | |||
| Bathija LDF | 85.4 | 95.0 | 89.8 |
| MRA 1 (WNL vs B + ONL) | 77.1 | 97.5 | 86.4 |
| MRA 2 (WNL + B vs ONL) | 64.6 | 100.0 | 80.7 |
| Stereoscopic ONH photographs | |||
| Glaucoma specialists (SD) | 80.2 (4.9) | 94.4 (5.5) | 86.7 (5.0) |
| General ophthalmologists (SD) | 78.7 (9.5) | 93.1 (6.3) | 85.2 (2.5) |
| Optometrists (SD) | 77.1 (10.5) | 86.9 (6.6) | 81.5 (4.1) |
| Ophthalmology residents (SD) | 69.3 (9.5) | 77.5 (15.9) | 73.0 (5.5) |
B, Borderline; Bathija LDF, Linear Discriminant Function by Bathija et al;9 MRA, Moorfields Regression Analysis; NFI, Nerve Fiber Indicator; ONH, optic nerve head; ONL, outside normal limits; SD, standard deviation; WNL, within normal limits.