Table 1.
The Baseline Data of 102 Pediatric Patients
| Clinicopathologic Features | |
|---|---|
| Sex | |
| Male/Female | 26/76 |
| Age (years) | |
| Median with IQR (years) | 17 (15–19) |
| ≤15/15–21 | 31/71 |
| Tumor size | |
| Median with IQR (cm) | 2.1 (1.2–3.0) |
| <2 cm/2–4cm/>4 cm | 45/40/17 |
| Multifocality | |
| Yes/No | 71/31 |
| DSV-PTC | |
| Yes/No | 94/8 |
| ETE | |
| No/minimal/massive | 44/46/12 |
| LV invasion | |
| No/Yes | 94/8 |
| Intrathyroidal spreading | |
| No/Yes | 82/20 |
| The number of positive central lymph nodes | 419 (Total) |
| Median with IQR | 3 (1–6) |
| The number of total central lymph nodes | 721 (Total) |
| Median with IQR | 5 (4–10) |
| The number of positive lateral lymph nodes | 416 (Total) |
| Median with IQR | 6 (3–12) |
| The number of total lateral lymph nodes | 1344 (total) |
| Median with IQR | 21 (14–34) |
Note: Non-normally distributed variables were expressed as median with interquartile range (IQR).
Abbreviations: ETE, extrathyroidal extension; LV invasion, lymphatic vascular invasion; CLNM, central lymph nodes metastasis; DSV-PTC, diffuse sclerosing variant-papillary thyroid cancer; HT, Hashimoto’s thyroiditis.