Extended Data Table 1 Participant demographic characteristics

From: Somatic CAG repeat expansion in blood associates with biomarkers of neurodegeneration in Huntington’s disease decades before clinical motor diagnosis

  1. Table presenting longitudinal participant demographics in HD-YAS. Values are means (SD), n (%) or median (IQR). Two-tailed group comparisons were made using t tests (interval, age, education, NART) and χ2 tests (sex). CAP100, CAG–age product, whereby CAP100 is the expected age of diagnosis. HDGE, HD gene expanded; IQR, interquartile range; NA, not applicable; NART, National Adult Reading Test, an estimate for IQ; SD, standard deviation; IQ, intelligence quotient.
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