Effectiveness of introducing a 20-gauge core biopsy needle with a core trap in EUS-FNA/B for diagnosing pancreatic cancer

Table 3 Histological accuracy and adequacy in macroscopic on-site evaluation of specimens from 1st pass

	PC20	PC22	AC22	p value
Histological accuracy	85.6%^†††† (95/111)	33.8% (23/68)	66.7% (8/12)	< 0.0001^#
Macroscopic on-site evaluation	63.9% (71/111)	41.2% (28/68)	50.0% (6/12)	0.20^#

PC20 EchoTip ProCore 20G, PC22 EchoTip ProCore 22G, AC22 Acquire 22G
^#Chi-squared test among PC20, PC22, and AC22
^††††Adjusted p < 0.0001, Fisher’s exact test followed by Bonferroni correction; PC20 versus PC22

ISSN: 1471-230X