Table 3: The prevalence of MSI in the anatomical regions of large intestine.

MSISite of tumor Total
Secum
(%)
Ascending colon
(%)
Right colic flexure
(%)
Transverse
(%)
Left colic flexure
(%)
Descending colon
(%)
Sigmoid
(%)
Rectum
(%)

Positive4 (18.2)01 (4.5)1 (4.5)1 (4.5)3 (13.6)3 (13.6)9 (40.9)22
Negative10 (13.5)11 (14.9)4 (5.4)3 (4.1)2 (2.7)5 (6.8)22 (29.7)17 (23.0)74