Table 2 Demographics of patients with papillary thyroid cancer with and without Delphian lymph nodes
| Â | Delphian lymph node existence | P-value | |
|---|---|---|---|
| Â | Present (n =308) | Absent (n =105) | Â |
Age | 46.6 ± 10.9 (18 to 75) | 50.0 ± 11.8 (26 to 74) | 0.346 |
<45 | 133 (43.2%) | 35 (33.3%) | |
≥45 | 175 (56.8%) | 70 (66.7%) | |
Sex (F/M) | 263/45 | 90/15 | 0.926 |
Multifocality | 1.15 (1 to 11) | 1.03 (1 to 7) | 0.534 |
Tumor size (mm) | 11.37 ± 7.39 (0.5 to 58) | 11.43 ± 9.44 (1.5 to 80) | 0.864 |
≤1 | 161 (52.3%) | 60 (58.3%) | |
>1 | 147 (47.7%) | 45 (42.9%) | |
Thyroditis | Â | Â | 0.052 |
Present | 106 (34.4%) | 25 (23.8%) | |
Absent | 202 (65.6%) | 80 (76.2%) | |
Lymphovascular invasion | Â | Â | 0.776 |
Present | 62 (20.1%) | 19 (18.1%) | |
Absent | 246 (79.9%) | 86 (81.9%) | |
Capsule invasion | Â | Â | 0.479 |
Present | 184 (59.7%) | 57 (54.3%) | |
Absent | 124 (40.3%) | 48 (45.7%) | |
Central metastasis | Â | Â | 0.305 |
Present | 140 (45.5%) | 42 (40.0%) | |
Absent | 168 (54.5%) | 63 (60.0%) | |
Mean no. of central nodes removed | 12.08 (0-35) | 8.83 (1-51) | 0.097 |
Mean no. of central node metastases | 2.02 (0-25) | 1.25 (0-8) | 0.001 |
Lateral metastasis | Â | Â | 0.098 |
Present | 51 (16.2%) | 10 (9.5%) | |
Absent | 257 (83.8%) | 95 (90.5%) | |
Mean no. of lateral nodes removed | 19.16 (1 to 59) | 23.85 (3 to 71) | 0.812 |
Mean no. of lateral node metastases | 5.0 (0 to 36) | 3.54 (0 to 9) | 0.232 |