Estimates (95% limits of agreement) for differences between GAT observer 1 and GAT observer 2, and between GAT observer 1 and other tonometric methods, at various IOP levels
| IOP (mm Hg) | ||||
|---|---|---|---|---|
| 10 | 15 | 20 | 25 | |
| Goldmann observer 2 | 0.5 (−2.1, 3.1) | −0.1 (−2.7, 2.5) | −0.7 (−3.3, 1.9) | −1.3 (−3.9, 1.3) |
| OBF | 2.6 (−2.9, 8.0) | 0.8 (−4.6, 6.3) | −0.9 (−6.3, 4.6) | −2.6 (−8.1, 2.8) |
| NCT | 1.9 (−2.9, 6.7) | 1 (−3.7, 5.8) | 0.2 (−4.6, 5.0) | −0.6 (−5.4, 4.2) |
| Tono-Pen | 0.6 (−5.9, 7.1) | 0.6 (−5.9, 7.1) | 0.6 (−5.9, 7.1) | 0.6 (−5.9, 7.1) |