Table 1 Patient clinicopathologic characteristics in DM-DTC patients following total thyroidectomy.
Parameters | Training | Validation | Overall |
|---|---|---|---|
(N = 864) | (N = 371) | (N = 1235) | |
Age | |||
< 55 | 312 (36.1%) | 137 (36.9%) | 449 (36.4%) |
≥ 55 | 552 (63.9%) | 234 (63.1%) | 786 (63.6%) |
Sex | |||
Female | 490 (56.7%) | 199 (53.6%) | 689 (55.8%) |
Male | 374 (43.3%) | 172 (46.4%) | 546 (44.2%) |
Race | |||
Black | 62 (7.2%) | 32 (8.6%) | 94 (7.6%) |
White | 643 (74.4%) | 275 (74.1%) | 918 (74.3%) |
Other | 159 (18.4%) | 64 (17.3%) | 223 (18.1%) |
Marital.status | |||
Married | 469 (54.3%) | 203 (54.7%) | 672 (54.4%) |
Unmarried | 360 (41.7%) | 156 (42.0%) | 516 (41.8%) |
Unknown | 35 (4.1%) | 12 (3.2%) | 47 (3.8%) |
Median.household.income | |||
< $60,000 | 210 (24.3%) | 78 (21.0%) | 288 (23.3%) |
$60,000–74,999 | 373 (43.2%) | 152 (41.0%) | 525 (42.5%) |
> $75,000+ | 281 (32.5%) | 141 (38.0%) | 422 (34.2%) |
Histology.type | |||
FTC | 121 (14.0%) | 47 (12.7%) | 168 (13.6%) |
OTC | 32 (3.7%) | 15 (4.0%) | 47 (3.8%) |
PTC | 711 (82.3%) | 309 (83.3%) | 1020 (82.6%) |
Tumor.Size | |||
< 20 mm | 229 (26.5%) | 77 (20.8%) | 306 (24.8%) |
20–40 mm | 304 (35.2%) | 128 (34.5%) | 432 (35.0%) |
> 40 mm | 331 (38.3%) | 166 (44.7%) | 497 (40.2%) |
Regional.nodes | |||
Negative | 134 (15.5%) | 60 (16.2%) | 194 (15.7%) |
Positive | 730 (84.5%) | 311 (83.8%) | 1041 (84.3%) |
Radioactive.iodine | |||
No | 196 (22.7%) | 90 (24.3%) | 286 (23.2%) |
Yes | 668 (77.3%) | 281 (75.7%) | 949 (76.8%) |
