Table 3.
Year | Region | Age | Detection method | Detection rate of Sufficiency % | Mean ± SD (ng/mL) |
---|---|---|---|---|---|
2011–2013 | Guangzhou (37) |
0–14 | ELISA† | 36.6 | 28.3 ± 8.4 |
7–14 | 11.5 | 23.0 ± 5.9 | |||
2012–2013 | Beijing (39) |
0–14 | MS-MS‡ | 12.9 | 22.1 ± 8.5 |
2017 | Jiaxing of Zhejiang (43) |
3–6 | MS-MS | – | 23.0 ± 7.7 |
2013 | Shaoxing of Zhejing (44) |
0–9 | CLIA§ | 45.8 | 29.8 ± 12.8 |
2017 | Shanxi (45) |
9–16 | CLIA | 34.6 | 18.0 ± 6.4 |
2012 | Guangxi (46) |
6–13 | ELISA | 22.5 | 22.9 ± 0.4 |
2017–2018 | Mianyang of Sichuan (47) |
0–8 | MS-MS | 17.1 | 18.6 |
2016 | Shenmu of Shanxi (48) |
0–14 | ELISA | 14.8 | 13.3 ± 6.0 |
2015–2016 | Heilongjiang (49) |
0–6 | MS-MS | – | 24.2 ± 10.0 |
2011–2016 | Wenzhou of Zhejiang* | 6–14 | CLIA | 19.0 | 22.3 ± 8.9 |
2013 | Tibetan Highland* |
6–14 | CLIA | 3.37 | 18.2 ± 6.0 |
ELISA stands for enzyme-linked immunosorbent assay.
MS-MS stands for tandem mass spectrometry.
CLIA stands for chemiluminescence immunoassay.
Children in our study.