Table 2.
Number of subjects with normal thyroid function who were diagnosed as subclinical dysfunction using the manufacturer’s reference range in each month
| Subclinical hyperthyroidism, n (%) | Subclinical hypothyroidism, n (%) | |
|---|---|---|
| January | 4 (0.64) | 17 (2.71) |
| February | 10 (1.54) | 17 (2.61) |
| March | 3 (0.54) | 12 (2.17) |
| April | 4 (1.05) | 5 (1.31) |
| May | 5 (2.02) | 3 (1.21) |
| June | 3 (0.81) | 4 (1.08) |
| July | 5 (1.11) | 7 (1.55) |
| August | 8 (1.37) | 6 (1.02) |
| September | 8 (1.45) | 3 (0.54) |
| October | 9 (1.48) | 4 (0.66) |
| November | 8 (1.39) | 7 (1.22) |
| December | 5 (0.68) | 5 (0.68) |
| All | 72(1.14) | 90 (1.42) |