Table 6.
Comparison of prevalence of hypothyroidism among different age groups in women (%).
| Age (years) | The number of survey | Clinical hypothyroidism | Subclinical hypothyroidism | Hypothyroidism |
|---|---|---|---|---|
| (%) | N(%) | N(%) | N(%) | |
| 18- | 307(24.17) | 0(0.0) | 86(28.01) | 86(28.01) |
| 30- | 274(21.57) | 3(1.09) | 72(26.28) | 75(27.37) |
| 40- | 276(21.73) | 7(2.54) | 110(39.86) | 18(6.52) |
| 50- | 189(14.88) | 3(1.59) | 89(47.09) | 92(48.68) |
| 60- | 129(10.16) | 2(1.55) | 57(44.19) | 59(45.74) |
| ≥70 | 95(7.48) | 3(3.16) | 34(35.79) | 37(38.95) |
| χ2 | 9.206 | 35.395 | 56.19 | |
| P | 0.101 | <0.001 | <0.001 |