Table 5 Risk factors of lateral lymph node metastasis of patients between 30 and 45 years old
LLNM | Univariate analysis | Multivariate analysis | ||||||
|---|---|---|---|---|---|---|---|---|
Variables | Present(n = 196) | Absent(n = 42) | OR(95% CI) | p value | OR(95% CI) | p value | ||
Male | 71(36.2%) | 11(26.2%) | 1.601(0.758–3.379) | 0.214 | ||||
Tumor size ≥ 20 mm | 39(19.9%) | 3(7.1%) | 3.229(0.948–10.999) | 0.049 | 2.580(0.719–9.251) | 0.146 | ||
Upper lobe | 59(30.1%) | 10(23.8%) | 1.378(0.636–2.985) | 0.415 | ||||
Multifocality | 128(65.3%) | 13(31.0%) | 4.199(2.050–8.603) | < 0.001 | 2.384(0.835–6.810) | 0.105 | ||
Bilaterality | 99(50.5%) | 8(19.0%) | 4.338(1.911–9.844) | < 0.001 | 1.921(0.582–6.338) | 0.284 | ||
Extra-thyroidal extension | 151(77.0%) | 29(69.0%) | 1.504(0.722–3.134) | 0.274 | ||||
Extra-nodal extension | 76(38.8%) | 8(19.0%) | 2.692(1.183–6.124) | 0.015 | 1.522(0.621–3.728) | 0.358 | ||
CLNM | 166(84.7%) | 25(59.5%) | 3.763(1.816–7.797) | < 0.001 | 2.990(1.344–6.648) | 0.007 | ||