Clinical Impact of EUS-Guided Fine Needle Biopsy Using a Novel Franseen Needle for Histological Assessment of Pancreatic Diseases

Table 2

Comparison of the specimens obtained by two needles.

	Group A; (N = 51 specimens from 50 patients)	Group B; (N = 36 specimens from 36 patients)	P value
Targeted area in the pancreas
head	21	19
body	18	10
tail	6	4
uncinate process	6	3	0.744
Number of passes
median (IQR)	2 (2-2)	2 (2-2)	0.247
Adequate histological specimen	50/51 (98%)	36/36 (100%)	0.667
Tissue sample area, mm^2
median (IQR)	4.07 (1.83-6.34)	1.31(0.38-3.12)	<0.0001
Sensitivity	95.3%	88.2%	0.233
Specificity	100%	100%	1
Accuracy   for cancer	96.1%	88.9%	0.190