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. Notes, Excluded if correction for chronological age at assessment (3) Excluded if restrictions were placed on participants based on task performance (4) "exp" indicates that the subject heading "prematurity" was "exploded" to include narrower subject headings included in its tree structure. (5) VPT defined as GA<32 weeks 1,3-5 in IQ scores (VPT children -FT children) and 95% confidence interval, ) SMD was computed from the weighted mean difference reported by the authors