A Pilot Randomized Crossover Trial of Wet Suction and Conventional Techniques of Endoscopic Ultrasound-Guided Fine-Needle Aspiration for Upper Gastrointestinal Subepithelial Lesions

Table 1

Patient characteristics ().

Sex	Male	16 (61.5)
	Female	10 (38.5)
Age (years)	<70	15 (57.7)
	≧70	11 (42.3)
Location	Esophagus	1 (3.8)
	Upper stomach	15 (57.7)
	Middle stomach	7 (27.0)
	Lower stomach	3 (11.5)
Size (mm)	<20	15 (57.7)
	≧20	11 (42.3)
Final diagnosis of EUS-FNA	GIST	18 (69.2)
	Leiomyoma	3 (11.5)
	Cancer	1 (3.8)
	Aberrant pancreas	1 (3.8)
	Unknown	3 (11.5)
Diagnostic accuracy	Dry-first arm	11/13 (84.6)
	Wet-first arm	12/13 (92.3)

EUS-FNA: endoscopic ultrasound-guided fine-needle aspiration; GIST: gastrointestinal stromal tumor. (%).