The variables

Standardized coefficients

95.0% confidence interval

P value. 5%

Age

−0.146

−0.03

0.04

0.1

Tumor size > 4 cm

0.203

0.10

0.26

0.2

A tumor residue

0.755

0.18

0.39

0.06

The tumor stage

0.186

0.02

0.122

0.09

Unfavorable histological signs

0.160

0.16

0.39

0.02

The rate of Tg

0.304

0.21

0.37

0.01

The TSHus level

0.128

−0.11

0.04

0.09

Pregnancy

0.213

0.02

0.03

0.41