Screening and Disorder Statistics

2020 Screening and Disorder Statistics (PDF)

Washington State Numbers

1st Qtr

2ndQtr 3rd Qtr 4th Qtr YTD

Hospital, Birth Center & Home Births



Specimens Tested (most infants have two newborn screens)



Infants Diagnosed

1st Qtr

2ndQtr 3rd Qtr 4th Qtr YTD
Amino Acid disorders 3 3a
Biotinidase Deficiency 0 0
Congenital Adrenal Hyperplasia 2 2
Congenital Hypothyroidism 30 30
Cystic Fibrosis 2 2
Fatty Acid Oxidation disorders 1 1b
Galactosemia 0 0
Organic Acid disorders 1 1c
Severe Combined Immunodeficiency 0 0d
Sickle Cell Disease and Other Clinically Significant Hemoglobinopathies 2 2
X-linked adrenoleukodystrophy 6 6e
Lysosomal storage disorders 1 11
Total Conditions 48 48
Early Hearing Loss 11 11
All Infants Detected through Newborn Screening 59 59

a Three infants with phenylketonuria (PKU) and one infant with tyrosinemia-I (TYR-I).

b One infant with medium-chain acyl-CoA dehydrogenase (MCAD) deficiency.

c One infant with glutaric acidemia type I (GA-I). Excludes one infant with cobalamin C deficiency - a condition not on the panel.

d Excludes one infant with DiGeorge, a condition not on the panel.

e Excludes one infant with peroxisomal biogenesis/function defect - a condition not on the panel.

f Includes one infant with Pompe disease.

Annual screening and disorders statistics

2019 Screening and Disorders Summary (PDF)

2018 Screening and Disorders Summary (PDF)

2017 Screening and Disorders Summary (PDF)

2016 Screening and Disorders Summary (PDF)

2015 Screening and Disorders Summary (PDF)

2014 Screening and Disorders Summary (PDF)

If you have questions regarding the compliance and quality standards for Newborn Screening, please contact us at 206-418-5410 or email at