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Fig. 3 | BMC Pediatrics

Fig. 3

From: Etiology of intellectual disability in individuals from special education schools in the south of Brazil

Fig. 3

Participants grouped according to family history spanning at least three generations with respect to gender. a Sporadic cases: participants that, according to available information, have no other ID-related case in the family; b Potential familial ID: participant could represent a familial case; c Unlinked ID-related cases: families with etiologically unlinked ID-related cases; d Possibly familial, not linked to the participant’s ID: cases of familial DI possibly linked to each other, but not to the cause of the participant’s ID; e Family data missing: cases that according to the survey of the questionnaires lacked data to fit into another group (e.g. cases of adoption)

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BMC Pediatrics

ISSN: 1471-2431

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