Table 1.
Characteristics of Patients with Thyroid Cancer (N = 21,509)
| Patient characteristics | N (%) |
|---|---|
| Age at diagnosis (years) | |
| 66–69 | 6991 (32.5) |
| 70–74 | 6209 (28.9) |
| 75–79 | 4240 (19.7) |
| 80–84 | 2461 (11.4) |
| ≥85 | 1608 (7.5) |
| Sex | |
| Female | 14,957 (69.5) |
| Male | 6552 (30.5) |
| Race | |
| White | 17,057 (79.3) |
| Black | 1517 (7.1) |
| Other | 2935 (13.6) |
| Ethnicity | |
| Non-Hispanic | 19,394 (90.2) |
| Hispanic | 2115 (9.8) |
| Comorbidities | |
| Heart disease | 7609 (35.4) |
| Chronic lower respiratory disease | 6856 (31.9) |
| Cerebrovascular disease | 3259 (15.2) |
| Alzheimer's disease | 435 (2.0) |
| Diabetes mellitus | 7510 (34.9) |
| Tumor characteristics | |
| Histology | |
| Papillary | 16,323 (75.9) |
| Follicular | 1690 (7.9) |
| Hürthle cell | 1033 (4.8) |
| Medullary | 589 (2.7) |
| Anaplastic | 695 (3.2) |
| Other | 1179 (5.5) |
| Tumor size (cm) | |
| ≤1 | 6697 (31.1) |
| >1 and ≤2 | 4195 (19.5) |
| >2 and ≤4 | 4379 (20.4) |
| >4 | 3813 (17.7) |
| Unknown | 2425 (11.3) |
| SEER stage | |
| Localized | 13,488 (62.7) |
| Regional | 4522 (21.0) |
| Distant | 2653 (12.4) |
| Unknown | 846 (3.9) |
SEER, Surveillance, Epidemiology, and End Results.