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Difference between retinal thicknesses in different parts of the eye before and after hemodialysis in diabetic retinopathy patients with (Group A) and without (Group B) macular edema.
| Parameter | Group A | Group B | P value |
|---|---|---|---|
| Difference of retinal thickness in the foveal area | −8.39 ± 38.69 | 1.75 ± 10.95 | 0.354 |
| Difference of retinal thickness in the perifoveal area | −7.21 ± 25.42 | −1.68 ± 16.11 | 0.497 |
| Difference of retinal thickness in the peripheral macular area | 2.21 ± 10.45 | −3.29 ± 21.21 | 0.392 |
