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Mean signal strength and RNFL measurements before and after laser refractive surgery
| Preoperative | Postoperative | P value* | |
|---|---|---|---|
| Signal strength | 7.76 ± 1.54 | 7.90 ± 1.48 | 0.59 |
| Average RNFL (μm) | 102.73 ± 8.96 | 103.02 ± 8.84 | 0.627 |
| Inferior RNFL (μm) | 129.53 ± 19.60 | 126.66 ± 17.08 | 0.108 |
| Superior RNFL (μm) | 128.20 ± 16.70 | 131.76 ± 16.35 | 0.087 |
| Nasal RNFL (μm) | 66.53 ± 13.94 | 65.54 ± 15.55 | 0.549 |
| Temporal RNFL (μm) | 86.66 ± 20.28 | 88.05 ± 20.78 | 0.517 |
RNFL, retinal nerve fiber layer
Paired t-test
