Table 3 Correlation of CD105 and OCT3/4 expression with tumor grade

Grade

 Spearman correlation

1

0.145

0.244

0.095

 Sig. (2-tailed)

–

0.28

0.07

0.484

 N

56

56

56

56

CD105

 Spearman correlation

0.145

1

0.592

0.454

 Sig. (2-tailed)

0.25

–

< 0.001

< 0.001

 N

56

56

56

56

Co-expression*

 Spearman correlation

0.244

0.592

1

0.689

 Sig. (2-tailed)

0.07

< 0.001

–

< 0.001

 N

56

56

56

56

OCT3/4

 Spearman correlation

0.095

0.454

0.689

1

 Sig. (2-tailed)

0.484

< 0.001

< 0.001

–

 N

56

56

56

56