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Table 2 Correlation analysis of clinicopathological factors and metastasis at each level

From: Analysis of factors influencing cervical lymph node metastasis of papillary thyroid carcinoma at each lateral level

 

Age

Sex

Size

Multifocal or unifocal

Side

Location

Capsular invasion

CLN

Level IIa

r

0.018

− 0.016

0.010

0.163*

0.067

− 0.063

0.076

0.044

P

0.804

0.824

0.893

0.020

0.345

0.373

0.279

0.529

Level III

r

0.105

0.045

0.080

0.021

− 0.004

− 0.168*

0.085

0.082

P

0.134

0.525

0.259

0.770

0.959

0.017

0.231

0.248

Level IV

r

0.024

0.058

0.164*

0.119

− 0.026

0.087

0.116

0.189**

P

0.736

0.407

0.020

0.092

0.710

0.217

0.100

0.007

Level Vb

r

0.002

0.039

0.092

0.143*

0.018

− 0.022

0.022

0.069

P

0.982

0.580

0.190

0.041

0.801

0.752

0.757

0.329

  1. − 0.500 < r < 0.500 or : weakly correlations
  2. *= 0.05 **P = 0.01