Slow-pull and different conventional suction techniques in endoscopic ultrasound-guided fine-needle aspiration of pancreatic solid lesions using 22-gauge needles

Table 2 Baseline characteristics of the different suction techniques

	Slow-pull	5-mL	10-mL	20-mL	P value1
	(n = 31)	(n = 19)	(n = 34)	(n = 18)
Median age (range), yr	56 (20-82)	54 (38-71)	51 (19-77)	49 (26-73)	0.949
Sex, male:female, n	17:14	11:8	25:9	14:4	0.238
Median lesion size (range), mm	25 (8-72)	38 (10-65)	36 (17-89)	35 (16-62)	0.0312
Endoscopist, endoscopist 1:endoscopist 2, n	13:18	11:8	11:23	10:8	0.223
Location, uncinate or head:body or tail, n	19:12	11:8	16:18	13:5	0.348
Median number of passes, n	3 (1-4)	3 (2-5)	3 (1-5)	3 (2-5)	0.280

¹χ² test for categorical variables and Kruskal-Wallis H test for continuous variables;

²Statistically significant.