Table 3: MiR-21 expression level in serum and stool, based on patients’ clinical characteristics.

 

 

MiR-21 in serum

MiR-21 in stool

Average rank

P value

Average rank

P value

Age

≤50

20.37

0.688(>0.05)

17.25

0.151(>0.05)

>50

19.90

22.67

Genus

Male

19.81

0.694(>0.05)

20.52

0.989(>0.05)

Female

21.26

20.47

Tumor  type

Colon

21.09

0.52(>0.05)

20.33

0.852(>0.05)

Rectum

18.12

20.19

Tumor size

≤5cm

18.88

0.38 (>0.05)

18.52

0.250(>0.05)

>5 cm

22.23

22.96

Tumor location

Right side

21.14

0.478(>0.05)

22.00

0.212(>0.05)

Left side

18.53

17.41

There are no significant association between Stool and Serum MiR-21 expression level and clinical characteristics (age, genus, tumor type, tumor size and tumor location) of colorectal patients (P value >0.05).