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Table 2 Analysis for risk factors of central lymph node metastasis of the patients with papillary thyroid cancer measuring ≤1 cm

From: Impact of tumor size on subclinical central lymph node metastasis in papillary thyroid microcarcinoma depends on age

 

Univariate analysis

Multivariate analysis

Odd ratio

P value

95% CI

Odd ratio

P value

95% CI

Sex (male)

0.719

0.425

0.37 to 1.41

   

Age ≥ 45 years

0.378

0.057

0.40 to 1.00

   

Size > 0.5 cm

2.084

0.006

1.23 to 3.52

1.967

0.015

1.14 to 3.39

Mutifocality

2.554

<0.001

1.58 to 4.13

2.269

0.001

1.39 to 3.70

Extrathyroidal extension

1.908

0.006

1.20 to 3.04

1.699

0.030

1.05 to 2.74

Thyroiditis

1.143

0.696

0.58 to 2.24

   

Preoperative TSH (continuous variable)

0.917

0.307

0.78 to 1.08

   
  1. A multivariate analysis was set by using all of the predictors with p values under 0.05 in univariate analysis.
  2. TSH, thyroid stimulating hormone; CI, confidence interval.