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Table 2 Univariate analysis of demographic and clinicopathologic factors for positive LNCM

From: Lymph node metastasis in suprasternal space and intra-infrahyoid strap muscle space from papillary thyroid carcinoma

Variables Metastasis (n = 68) Non-metastasis (n = 383) P value
Age (mean ± SD)
  ≤ 55/> 55 40/28 234/149 0.724
Gender
 Female / Male 36/32 211/172 0.743
Tumor size
  < 1.0 cm / ≥1.0 cm 22/46 99/284 0.269
Coexistent thyroid
 Nodular goiter
  Yes / No 9/59 38/345 0.410
 Toxic goiter
  Yes / No 7/61 67/316 0.140
 Hashimoto’s disease
  Yes / No 172/184 36/59 0.070
Tumor focality
 Multifocality / Unifocality 53/15 250/133 0.040
Tumor location    < 0.001
 Inferior portion 60 185  
 Upper-Middle portion 8 198  
Extrathyroidal extension
 Yes / No 63/5 178/205 < 0.001
Central cervical metastasis
 Yes / No 54/14 250/133 0.022
Lateral cervical metastasis
 Level II
  Yes / No 15/53 65/318 0.311
 Level III
  Yes / No 43/25 186/197 0.026
 Level IV
  Yes / No 58/10 175/208 < 0.001
  1. LNCM Lymph Node between superficial layer of deep Cervical fascia and deep fascia of infrahyoid Muscles