Optical coherence tomography angiography characteristics of microvascular retinal alterations and the relationship with visual impairment in different patterns of retinitis pigmentosa.

FAZ area was significantly larger in the T+M group than in controls ( P = 0.01) and showed a trend toward enlargement compared to the T group ( P = 0.06).

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A trend toward reduced vessel density was observed across nearly all parameters of both the superficial and deep retinal plexuses in RP patients compared to controls; however, these differences did not reach statistical significance due to high interindividual variability [see Supplementary Table 1 for complete parameters].

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