Factors Associated with Inadequate Tissue Yield in EUS-FNA for Gastric SMT

Table 3

Logistic regression analysis of factors associated with nondiagnostic yield of EUS-FNA.

	Univariate Analysis		Multivariate Analysis
	Hazard Ratio (95% confidence interval)	P value	Hazard Ratio (95% confidence interval)	P value
Sex (Male)	0.564 (0.149–2.137)	.564
Age (<60 years)	9.167 (1.720–48.85)	.009	11.91 (1.761–80.48)	.011
Location (Lower)	8.000 (1.238–51.69)	.029	10.62 (1.290–87.42)	.028
Tumor Size (>29 mm)	0.564 (0.149–2.137)	.564
Pattern of growth (Intragastric)	2.956 (0.732–11.93)	.128
Pattern of echography (Homo)	5.739 (0.660–49.91)	.113

The thresholds of age and tumor size were their average values.