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Table 1 Clinical and behavioral data of the vision-impaired and healthy subjects

From: Ultra-fast speech comprehension in blind subjects engages primary visual cortex, fusiform gyrus, and pulvinar – a functional magnetic resonance imaging (fMRI) study

Subjects Speech perception Onset of blindness Etiology of blindness Characterization of visual deficits
  Ultra-fast utterances Moderately fast utterances    
N01 93 94 7 retinal detachment no residual visual perception, visus 0 bilaterally
N02 91 85 14 retinitis pigmentosa no statement
N03 78 90 Birth optic atrophy no residual visual perception, visus 0 bilaterally
N04 72 80 26 macular degeneration light perception extant, visus 0.01 bilaterally
N05 67 85 7 hereditary vision loss (gene mutation) no residual visual perception, visus 0 bilaterally
N06 65 89 44 uveitis intermedia visus 0.3 bilaterally
N07 64 89 37 glaucoma no statement
N08 62 82 24 retinitis pigmentosa light perception extant
N09 60 84 17 retinal damages visus 0 bilaterally
N10 57 99 13 retinal detachment no residual visual perception, visus 0 bilaterally
N11 55 100 Birth optic atrophy light perception, dim object recognition
N12 39 74 18 retinal damages visus 0 bilaterally
N13 32 63 Birth viral infection no residual visual perception, visus 0 bilaterally
N14 0 65 47 eye cataract, glaucoma close vision > 24.5 diopter, visus 0 left, 1.5 right
N15 16 85 - control  
N16 16 99 - control  
N17 11 69 - control  
N18 6 61 - control  
N19 5 89 - control  
N20 4 71 - control  
N21 4 67 - control  
N22 9 81 - control  
N23 7 85 - control  
N24 16 96 - control  
N25 6 88 - control  
N26 8 78 - control