Endoscopic techniques and factors for complications in pediatric esophageal foreign body removal

Table 5 Efficacy of rigid and flexible endoscopes in treating esophageal foreign bodies, n (%)

Variable	Endoscopic procedure		P value1
	Flexible, n = 84	Rigid, n = 82
Endoscopic procedure			< 0.001
Successful	80 (95.2)	70 (85.4)
Pushed into the stomach	4 (4.8)	0 (0.0)
Unsuccessful	0 (0.0)	12 (14.6)
Surgical procedure			0.680
No	82 (97.6)	79 (96.3)
Yes	2 (2.4)	3 (3.7)
Clinical outcome			0.680
Hospital discharge	82 (97.6)	79 (96.3)
Death	2 (2.4)	3 (3.7%)
LOS (days)			0.060
mean ± SD	2.1 ± 1.8	3.2 ± 3.7
Complications			0.413
Mucosal edema	12 (14.3)	8 (9.8)
Mucosal erosion	14 (16.7)	12 (14.6)
None	54 (64.3)	53 (64.6)
Esophageal perforations	4 (4.8)	9 (11.0)

¹Fisher’s exact test; Wilcoxon rank-sum test; Pearson's χ² test.

LOS: Length of stay.