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. 2019 Apr 13;14(6):545–557. doi: 10.1080/15592294.2019.1595997

Table 1.

Demographic and disease characteristics of GIST patients and controls.

  Total PB cases (n= 115) Controls (n= 88)
Gender, n (%)a    
Female 48 (41.4) 30 (34.1)
Male 67 (58.3) 58 (65.9)
Age, yearsb    
Mean ± SD (range) 57.5 ± 13.9 (21–88) 46.6 ± 13.4 (21–79)
Tumor site, n (%)    
Small intestine 49 (42.6)  
Stomach 55 (47.8)  
Peritoneum 4 (3,5)  
Rectum 1 (0,9)  
Missing 6 (5.2)  
Tumor size, n (%)    
≤5 cm 22 (19.1)  
6–10 cm 35 (30.5)  
≥10 cm 46 (40.0)  
Missing 12 (10.4)  
Status at onset, n (%)    
Localized 59 (51.3)  
Metastatic 56 (48.7)  

aNo difference in gender distribution between cases and controls (P= 0.68).

bNo difference in age distribution between cases and controls (P= 0.21); for cases, age is intended at diagnosis.