Table 1.
Clinicopathological characteristics of patients with solitary papillary thyroid microcarcinomas (n = 1092)
| Parameter | Number (%) of patients (n = 1092) |
|---|---|
| Age (years) | |
| <45 | 513 (47.0%) |
| ≥45 | 579 (53.0%) |
| Sex | |
| Male | 192 (17.6%) |
| Female | 900 (82.4%) |
| Size (mm) | |
| ≤5 | 602 (55.1%) |
| >5 | 490 (44.9%) |
| Tumor extent | |
| Within capsule | 699 (64.0%) |
| Capsule invasion | 335 (30.7%) |
| Extrathyroidal extension | 58 (5.3%) |
| Lymphocytic thyroiditis | |
| Present | 129 (11.8%) |
| Absent | 963 (88.2%) |
| Subtype | |
| Classic | 1079 (99.8%) |
| Follicular | 13 (1.2%) |
| CLNM | |
| Yes | 300 (27.4%) |
| No | 792 (72.6%) |
CLNM central lymph node metastasis