Skip to main content

Table 3 Endoscopic removal of foreign bodies

From: Clinical outcomes of endoscopic removal of foreign bodies from the upper gastrointestinal tract

  Total
(N = 853)
Sharp group
(n = 632)
Blunt group
(n = 221)
p value
Size, median (range), cm 2.3 (0.5–20.0) 2.2 (0.6–20.0) 2.5 (0.5–20.0) 0.001
Impaction time, median (range) 6 h (1 h–35 days) 5.0 h (1 h–35 days) 15.0 h (1.3 h–30 days) < 0.001
Methods     < 0.001
 Retrieval forceps 635 (74.4) 563 (89.1) 72 (32.6)  
 Snare 21 (2.5) 7 (1.1) 14 (6.3)  
 Basket 12 (1.4) 2 (0.3) 10 (4.5)  
 Net 12 (1.4) 1 (0.2) 11 (5.0)  
 Tripod 6 (0.7) 0 (0.0) 6 (2.7)  
 Push into the stomach 46 (5.4) 10 (1.6) 36 (16.3)  
 Combination 121 (14.2) 49 (7.8) 72 (32.6)  
Additional devices     < 0.001
 Hood 53 (6.2) 45 (7.1) 8 (3.6)  
 Overtube 208 (24.4) 174 (27.5) 34 (15.4)  
 Transparent cap 193 (22.6) 146 (23.1) 47 (21.3)  
Successful removal 844 (98.9) 626 (99.1) 218 (98.6) 0.702
Adverse events     
 Minor 202 (23.7) 188 (29.7) 14 (6.3) < 0.001
 Major 64 (7.5) 45 (7.1) 19 (8.6) 0.473
  Bleeding 2 (0.2) 2 (0.3) 0  
  Ulcer 34 (4.0) 20 (3.1) 14 (6.3)  
  Perforation 28 (3.3) 23 (3.6) 5 (2.3)