White matter properties associated with pre-reading skills in 6-year-old children born preterm and at term.
White matter properties associated with pre-reading skills in 6-year-old children born preterm and at term.
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DOI:
10.1111/dmcn.13783
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发表时间:
2018-07
影响因子:
3.8
通讯作者:
Feldman HM
中科院分区:
文献类型:
--
作者:
Dodson CK;Travis KE;Borchers LR;Marchman VA;Ben-Shachar M;Feldman HM
To assess associations between white matter properties and prereading skills (phonological awareness and receptive and expressive language) in children born preterm and at term at the onset of reading acquisition. Six-year-old children born preterm (n=36; gestational age 22–32wk) and at term (n=43) underwent diffusion magnetic resonance imaging and behavioural assessments. Tracts were selected a priori based on findings from a study of 6-year-old children born at term: the left hemisphere arcuate fasciculus and superior longitudinal fasciculus, and right hemisphere uncinate fasciculus. Using linear regression, we assessed associations between fractional anisotropy of tracts and phonological awareness and receptive and expressive language scores. We investigated whether associations were moderated by prematurity. Fractional anisotropy of the left hemisphere arcuate fasciculus contributed unique variance to phonological awareness across birth groups. The association between fractional anisotropy of the right hemisphere uncinate fasciculus and receptive and expressive language was significantly moderated by prematurity. A left-hemisphere tract was associated with phonological awareness in both birth groups. A right-hemisphere tract was associated with language only in the term group, suggesting that expressive and receptive language is mediated by different white matter pathways in 6-year-old children born preterm. These findings provide novel insights into similarities and differences of the neurobiology of prereading skills between preterm and term born children at reading onset.
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DOI:
10.1111/j.1469-8749.2010.03633.x
发表时间:
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影响因子:
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