Table 2 Characteristics of 60 patients with primary resectable GISTs
Clinicopathological feature | n (total = 60) | Recurrence events (n = 6) | univariate analysis P value |
|---|---|---|---|
Follow up period (years) | |||
   median (range) | 2.8 (0.1-11.8) | ||
Sex | |||
   Female | 29 | 2 | |
   Male | 31 | 4 | 0.465 |
Age (years) | |||
   median (range) | 63 (18-83) | ||
   ≦ 63 | 31 | 5 | |
   > 63 | 29 | 1 | 0.211 |
Tumor location(%) | |||
   Stomach | 48 (80) | 3 | |
   Others | 12 (20) | 3 | 0.51 |
Tumor size (cm) | |||
   median (range) | 3.8 (1.6-20) | ||
   ≦ 5 | 43 | 1 | |
   > 5 | 17 | 5 | 0.002 |
Mitotic index* | |||
   < 5 | 39 | 0 | |
   ≧ 5 | 21 | 6 | 0.002 |
Resection margin | |||
   R0 | 51 | 4 | |
   R1 | 9 | 2 | 0.156 |
NIH criteria (%) | |||
   Very low & Low | 34 (56.6) | 0 | |
   Intermediate | 13 (21.7) | 0 | |
   High | 13 (21.7) | 6 | |
AFIP criteria (%) | |||
   Unknown | 3 (5.0) | 0 | |
   Very low & Low | 35 (58.3) | 0 | |
   Moderate | 13 (21.7) | 0 | |
   High | 9 (15) | 6 |