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Pre- and postoperative signal strength of optical coherence tomography images in glaucoma and normal eyes.
| Preoperative | 1 month | P valuea | 3 months | P valuea | P valueb | |
|---|---|---|---|---|---|---|
| Average | 6.9 ± 1.1 | 8.2 ± 1.3 | <0.001 | 7.9 ± 1.2 | <0.001 | |
| Glaucoma | 6.5 ± 1.3 | 7.5 ± 1.6 | 0.084 | 6.8 ± 1.1 | 0.356 | 0.149 |
| Normal | 7.0 ± 1.0 | 8.4 ± 1.1 | <0.001 | 8.2 ± 1.1 | <0.001 |
Values are presented as mean ± standard deviation.
aPaired t-test.
bRepeated-measure analysis of variance.
