Journals
Publish with us
Publishing partnerships
About us
Blog
Journal of Thyroid Research
+
Journal Menu
Journal overview
For authors
For reviewers
For editors
Table of Contents
Special Issues
Submit
Journal of Thyroid Research
/
2010
/
Article
/
Tab 1
Research Article
Increasing Incidence, but Lack of Seasonality, of Elevated TSH Levels, on Newborn Screening, in the North of England
Table 1
TSH newborn screening base, assay methodology, and cut-off values during the study period.
1994–March 1998
April 1998–February 2003
March 2003–March 2005
April 2005–present
Centre
Newcastle
Durham
Durham
Newcastle
Method
Radioimmunoassay
ACS-180
DELFIA
DELFIA
(Manual)
(Bayer)
(Perkin Elmer)
(Perkin Elmer)
TSH cut-off (mU/L)
20
10
6
6