Although not statistically significant, lacunarity analysis showed a trend toward increased spatial heterogeneity in migraine with aura, reflected by lower b values.
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Multifractal and lacunarity features of retinal microvasculature in migraine: an optical coherence tomography angiography study.
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The sentences
Despite a trend toward lower b values in the MWA group, indicating potentially higher lacunarity, this difference did not reach statistical significance (Table 5 ).