About the Data
Description of the data source, numerator, denominator, survey questions, and other relevant details about the national estimate.
Number of live born infants with a confirmed Down syndrome diagnosis who died in the first year of life
Number of live born infants with a confirmed Down syndrome diagnosis
Down syndrome includes cytogenetically confirmed full trisomy and translocation but excludes mosaic Down syndrome. Down syndrome diagnosis is obtained using either ICD-9 (confirmed 758.0, EXCLUDE mosaic Down syndrome) or CDC/BPA (758.000, 758.010, 758.020, 758.030, EXCLUDE 758.040 (mosaic Down syndrome), 758.090 (Down syndrome, NOS) codes. Fourteen state birth defects surveillance programs contributed data.