Table 2.

Factors associated with the diagnostic yield of EUS-FNA.

	All	Diagnostic	Nondiagnostic
Factors	(n = 47)	(n = 35)	(n = 12)	P value
Age (years old)	60.4 ± 13.3	64.4 ± 11.3	49.0 ± 12.3	<.001*
20∼29	1 (2.1%)	0 (0%)	1 (8.3%)
30∼39	3 (6.4%)	1 (2.9%)	2 (16.7%)
40∼49	5 (10.6%)	2 (5.7%)	3 (25.0%)
50∼59	11 (23.4%)	8 (22.9%)	3 (25.0%)
60∼69	17 (36.2%)	14 (40.0%)	3 (25.0%)
70∼79	6 (12.8%)	6 (17.1%)	0 (0%)
80∼89	4 (8.5%)	4 (11.4%)	0 (0%)
Sex (M/F)	24/23	19/16	5/7	N.S.**
Tumor location
U	26 (55.3%)	22 (62.9%)	4 (33.3%)	N.S.**
M	15 (31.9%)	11 (31.4%)	4 (33.3%)	N.S.**
L	6 (12.8%)	2 (5.7%)	4 (33.3%)	.013 **
Tumor size (mm)	29.0 ± 11.2	29.3 ± 12.4	28.3 ± 6.7	N.S.*
10∼19	5 (10.6%)	4 (11.4%)	1 (8.3%)
20∼29	20 (42.6%)	14 (40%)	5 (41.7%)
30∼39	14 (29.8%)	9 (25.7%)	5 (41.7%)
40∼49	7 (14.9%)	6 (17.1%)	1 (8.3%)
50∼	1 ( 2.1%)	1 (2.9%)	0 (0%)
Pattern of growth (No.[%])				N.S.**
intragastric	34 (72.4%)	23 (65.7%)	11 (32.4%)
extragastric	5 (10.6%)	5 (14.3%)	0 (0%)
mixed	8 (17.0%)	7 (20.0%)	1 (12.5%)
Pattern of echography (No.[%])				N.S.**
homo	20 (42.6%)	13 (37.1%)	7 (35.0%)
hetero	27 (57.4%)	22 (62.9%)	5 (18.5%)

*Student t-test.

**Chi-square test.