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Table 4 Univariate and multivariate analysis of Delphian lymph node metastasis in patients with papillary thyroid cancer
| Delphian lymph node metastasis | Univariate analysis | Multivariate analysis | |||
|---|---|---|---|---|---|
| Present (n = 53) | Absent (n = 255) | P-value | P-value | CI | |
| Age | 44.7 ± 12.1 (19 to 73) | 46.9 ± 10.6 (18 to 75) | 0.175 | ||
| <45 | 29 (54.7%) | 104 (40.8%) | |||
| ≥45 | 24 (45.3%) | 151 (59.2%) | |||
| Multifocality | 1.8 (1 to 11] | 1.0 (1 to 10] | 0.001 | 0.268 | −0.034 to approximately 0.009 |
| Tumor size(mm) | 15.7 ± 10.4 (2 to 58) | 10.5 ± 6.3 (0.5 to 38) | 0.003 | 0.135 | −0.010 to approximately 0.009 |
| ≤1 | 18 (34.0%) | 143 (56.0%) | |||
| >1 | 35 (66.0%) | 112 (44.0%) | |||
| Thyroditis | 0.169 | ||||
| Present | 14 (26.4%) | 91 (35.7%) | |||
| Absent | 39 (73.6%) | 164 (64.3%) | |||
| Lymphvascular Invasion | 0.001 | 0.005 | 0.047 to approximately 0.262 | ||
| Present | 30 (56.6%) | 32 (12.5%) | |||
| Absent | 23 (43.4%) | 223 (87.5%) | |||
| Capsule Invasion | 0.001 | 0.849 | −0.066 to approximately ~0.080 | ||
| Present | 42 (79.2%) | 131 (51.4%) | |||
| Absent | 11 (20.8%) | 124 (48.6%) | |||
| Central metastasis | 53 | 88 | 0.001 | 0.001 | 0.157 to approximately 0.339 |
| Contralateral central metastasis | 28 (52.8%) | 36 (14.1%) | |||
| Ipsilateral central metastasis | 19 (35.8%) | 52 (20.4%) | |||
| Non-metastasis | 6 (11.3%)* | 167 (65.6%) | |||
| Lateral metastasis | 0.005 | 0.016 | 0.026 to approximately 0.250 | ||
| Present | 25 (47.2%) | 26 (10.2%) | |||
| Absent | 28 (52.8%) | 229 (89.8%) | |||
