Table 1.

H. pylori positivity in bile (PCR) and in gastric mucosa (FUT)

Test	Biliary lithiasis		controls
	without cholangitis	with cholangitis
PCR +	26	9	1
PCR -	22	8	6
FUT +	39	13	5
FUT -	9	4	2

PCR: for ureA gene; FUT: Fast urease test