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Multivariate analyses of factors associated with recurrence-free survival (RFS) in GIST patients with adjuvant imatinib therapy (*, P < 0.05)
| Variable | RFS hazard ratio (95% Cl) | P value |
|---|---|---|
| Tumor size (≤10, > 10 cm) |
0.801 (0.222-2.889) |
0.736 |
| Mitosis count (≤10, > 10/50 HPF) |
1.944 (0.546-6.913) |
0.307 |
| Serosal invasion (Yes, No) | 3.549 (1.047-12.025) | 0.043* |
