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Effects of panretinal photocoagulation (PRP) on retinal thickness in Early Treatment Diabetic Retinopathy Study (ETDRS) circles.
| Baseline | After PRP | P valuea | |
|---|---|---|---|
| Fovea (μm) | 252 ± 16 | 272 ± 13 | 0.02 |
| Parafovea (μm) | 333 ± 16 | 350 ± 27 | 0.09 |
| Temporal (μm) | 327 ± 11 | 347 ± 32 | 0.13 |
| Nasal (μm) | 333 ± 24 | 350 ± 32 | 0.07 |
| Superior (μm) | 336 ± 20 | 353 ± 28 | 0.12 |
| Inferior (μm) | 334 ± 18 | 350 ± 31 | 0.10 |
PRP: Panretinal photocoagulation.
By generalized estimating equation (GEE) model.
