14 October 2021 : Clinical Research
A Retrospective Study of Postoperative Outcomes in 98 Patients Diagnosed with Gastrointestinal Stromal Tumor (GIST) of the Upper, Middle, and Lower Gastrointestinal Tract Between 2009 and 2019 at a Single Center in Poland
Patryk Zemła1BCDEF*, Anna Stelmach1BEF, Beata Jabłońska2ADE, Dariusz Gołka3E, Sławomir Mrowiec2AEDOI: 10.12659/MSM.932809
Med Sci Monit 2021; 27:e932809
Table 4 Tumor characteristics: National Institute of Health classification and tumor location within the gastrointestinal tract (n=92*).
| National Institute of Health | Very low risk | Low risk | Medium risk | High risk |
|---|---|---|---|---|
| Mitotic index ≤5Size <20 mm | Mitotic index ≤5Size ≥20 ≤50 mm | Mitotic index ≤5Size ≥50 ≤100 mm | Mitotic index ≤5Size >50 mm | |
| Mitotic index ≥6 ≤10Size ≤50 mm | Mitotic index >10Size >100 mm | |||
| Upper gastrointestinal tract (n=82) | 14 (17.07%) | 26 (31.71%) | 21 (25.61%) | 21 (25.61%) |
| Middle gastrointestinal tract (n=8) | 2 (25.00%) | 4 (50.00%) | 1 (12.50%) | 1 (12.50%) |
| Lower gastrointestinal tract (n=2) | 0 (0.00%) | 1 (50.00%) | 1 (50.00%) | 0 (0.00%) |
| * Number of patients | ||||