Table 5 Multivariate COX regression analysis of OS in 401 GIST patients
From: Gastrointestinal stromal tumor: 15-years’ experience in a single center
Covariate | χ2 | P-value | Hazard ratio | 95% CI |
|---|---|---|---|---|
Tumor size (> = 10 cm vs. <10 cm) | 13.224 | <0.001 | 3.293 | 1.732-6.261 |
Mitotic rate (> = 5/50 HPF vs. <5/50 HPF) | 10.619 | 0.001 | 3.841 | 1.710-8.628 |
Risk grade (high risk vs. non-high risk) | 4.956 | 0.026 | 3.440 | 1.159-10.207 |