Skip to main content

Table 4 Comparison of clinicopathological factors of descending duodenal GISTs according to surgical procedure

From: Clinicopathological features, surgical strategy and prognosis of duodenal gastrointestinal stromal tumors: a series of 300 patients

Characteristics Limited resection (n = 73) Pancreaticoduodenectomy (n = 52) P value
Age    0.160
  ≤ 60 31 (54.4%) 30 (68.2%)  
  > 60 26 (45.6%) 14 (31.8%)  
Gender    0.976
 Male 27 (42.9%) 22 (43.1%)  
 Female 36 (57.1%) 29 (56.9%)  
Tumor size    0.035
  ≤ 2 cm 12 (17.4%) 2 (4.0%)  
 2–5 cm 33 (47.8%) 19 (38.0%)  
 5–10 cm 17 (24.6%) 20 (40.0%)  
  > 10 cm 7 (10.1%) 9 (18.0%)  
Mitotic index    < 0.001
  ≤ 5 50 (86.2%) 25 (54.3%)  
  > 5 8 (13.8%) 21 (45.7%)  
Morphology    0.165
 Spindle 35 (97.2%) 27 (84.4%)  
 Epithelioid 0 1 (3.1%)  
 Mixed 1 (2.8%) 4 (12.5%)  
NIH risk category    0.001
 Very low 10 (15.4%) 1 (2.1%)  
 Low 28 (43.1%) 11 (22.9%)  
 Intermediate 0 0  
 High 27 (41.5%) 36 (75.0%)  
Neoadjuvant therapy    0.401
 No 69 (94.5%) 51 (98.1%)  
 Yes 4 (5.5%) 1 (1.9%)  
Adjuvant therapy    0.777
 No 33 (80.5%) 30 (83.3%)  
 Yes 8 (19.5%) 6 (16.7%)  
  1. GIST: gastrointestinal stromal tumor; NIH: National Institutes of Health