Table 3. Comparison of the status of thyroid nodules among the normal population, initially diagnosed breast cancer patients and breast benign disease patients.
| case | Age | incidence of thyroid nodules | incidence of thyroid nodules with TI-RADS≥4 | |
|---|---|---|---|---|
| Normal population | ||||
| Total | 14161 | 15≦Age≦97 | 34.49%**(4884/14161) | 2.87%**(406/14161) |
| 6977 | Age<40 | 20.64%*(1440/6977) | 1.50%*(107/6977) | |
| 3585 | 40≦Age<50 | 39.36%**(1411/3585) | 3.29%**(118/3585) | |
| 2251 | 50≦Age<60 | 51.13%*(1151/2251) | 4.22%(95/2251) | |
| 1348 | Age≥60 | 65.43%(882/1348) | 6.38%(86/1348) | |
| Initially diagnosed BC patients | ||||
| Total | 632 | 21≦Age≦88 | 56.17Δ (355/632) | 7.27%(46/632) |
| 84 | Age<40 | 35.71%Δ (30/84) | 5.95%(5/84) | |
| 242 | 40≦Age<50 | 54.13%Δ (131/242) | 7.85%(19/242) | |
| 175 | 50≦Age<60 | 59.43%(104/175) | 6.86%Δ (12/175) | |
| 131 | Age≥60 | 68.70%(90/131) | 7.63%(10/131) | |
| BBD patients | ||||
| Total | 275 | 17≦Age≦86 | 43.64%▲ (120/275) | 9.45%▲▲ (26/275) |
| 61 | Age<40 | 16.39%(10/61) | 3.28%(2/61) | |
| 132 | 40≦Age<50 | 40.15%(53/132) | 7.58%▲ (10/132) | |
| 54 | 50≦Age<60 | 66.67%▲ (36/54) | 18.52%▲ (10/54) | |
| 28 | Age≥60 | 75.00%(21/28) | 14.29%(4/28) |
*p<0.05 **p<0.001 vs. initially diagnosed BC groupΔ p<0.05, Δp<0.001 vs Benign breast disease group ▲p<0.05 ▲▲p<0.001 vs. normal population.