Table 1 Comparison of TSH reference levels from the literature
Author | Year | n | Population Age in years | TSH levels |
|---|---|---|---|---|
De Rosa [6] | 1996 | 259 | 12 – 82 | 0.3 – 3.32 |
Taimela [7] | 1997 | 262 | 23 – 69 | 0.6 – 4.3 |
Bjoro [8] | 2000 | 19327 f 9754 m | 20–80 | 0.49 – 5.70 f 0.56 – 4.60 m |
Steinmetz [9] | 2000 | 1348 | 45–70 | 0.43 – 3.71 |
Hollowell [10] | 2002 | 13344 | 12 – 80 | 0,45 – 4,12 |
Hubl [11] | 2002 | 1030 | 18 – 90 | 0.19 – 4.25 |
Hübner [12] | 2002 | 43 | 15–18 (study subgroup) | 0.56 – 4.53 |
Gonzalez-Sagrado [13] | 2004 | 304 | 12–94 | 0.51 – 5.95 |
Jensen [14] | 2004 | 1512 | 17 – 66 | 0.58 – 4.07 |
D'Herbomez [15] | 2005 | 710 | 18 – 65 | 0.35 – 3.48 |
Kratzsch [16] | 2005 | 870 | 18 – 68 | 0.3 – 3.63 |
Moncayo [17] | 2005 | 14981 | 20–89 | 0.3 – 3.5 |
Völzke [18] | 2005 | 1488 | 20–79 | 0.25 – 2.12 |
Zöphel [19] | 2005 | 1442 | Unkown | 0.3 – 3.35 |
Dhatt [20] | 2006 | 959 | 16 – 75 | 0.3 – 4.32 |
O'Leary [21] | 2006 | 2026 | 29 – 70 | 0.4 – 4.0 |
Total number of observations | 69659 |