Research Article
Application of Spectral Domain Optical Coherence Tomography to Objectively Evaluate Posterior Capsular Opacity In Vivo
Table 1
PCO characters (area, density, and score) measured with RTVue-100 OCT.
| | Full IOL-posterior space, mean ± s.d. (range) | 3 mm IOL optic region, mean ± s.d. (range) | 5 mm IOL optic region, mean ± s.d. (range) |
| Mean area (mm2) | 1.06 ± 0.53 | 0.50 ± 0.21 | 0.71 ± 0.38 | (0.14–2.59) | (0.05–0.88) | (0.08–1.64) | Mean density1 | 32.05 ± 14.12 | 46.96 ± 15.79 | 41.20 ± 14.00 | (6.26–99.78) | (26.39–118.44) | (22.16–113.66) | PCO score2 | — | 22.02 ± 9.27 | 28.07 ± 15.30 | — | (2.39–41.38) | (4.94–70.14) |
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1Averages over the area (of 3/5/6 mm diameter). 2PCO area × (PCO density−light scatter intensity).
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