Table 5.
Study | Year | Author | Country | Number | Ab | Ethnicity | Iodine sufficiency | Time | Ref |
---|---|---|---|---|---|---|---|---|---|
C1 | 2014 | Bestwick | UK | 16334 | None | Not specified | Not known | Not specified | 87 |
C2 | 2009 | Springer | Czech Republic | 4337 | ATPO | Not specified | Inferred from population surveys | Not specified | 95 |
C3 | 2008 | Pearce | USA | 585 | ATPO | Mixed (77% white) | Not known | Not specified | 96 |
C4 | 2015 | McNeil | Australia | 261 | Both | Not specified | Not known | Not specified | |
C5 | 2014 | Springer | Czech Republic | 216 | ATPO | Not specified | Inferred from population surveys | Not specified | 94 |
C6 | 2011 | Yan | China | 168 | Both | Asian | Urine iodine 150–200 ug/L | Not specified | 88 |
Abbreviations: Ab - anti-thyroid antibodies, ATPO - anti-thyroid peroxidase, ATG – anti-thyroglobulin.