Retrospective Cohort Study
Copyright ©The Author(s) 2024.
World J Gastrointest Oncol. Apr 15, 2024; 16(4): 1204-1212
Published online Apr 15, 2024. doi: 10.4251/wjgo.v16.i4.1204
Table 2 Cases and ratios of multiple primary malignant tumors in the gastrointestinal tract
Sites
Number of MPMTs
Total number
Incidence (%)
Incidence (%) in gastrointestinal MPMTs
Stomach453618 1.2426.16
Small bowel41263.172.33
Colon6614504.5538.37
  Left colon4123.84
  Right colon2514.53
Rectum5728651.9933.14