Table 5.

Common bile duct stones identification

Author	Year	No. of patients	Sensitivity %	Specificity %	Criteria to evaluate CBS LUS accuracy
					IOC	ERCP/surgical exploration	Follow-up
Tranter	2001	367	92	100	Selective	+	+
Biffl	2001	248	100	96.23	ni
Halpin	2002	380	97.5	100	Selective	+	+
Catheline	2002	900	80	99	Systematic
Tranter	2003	135	96	100	Systematic
Onders	2005	105	100	100	Selective	+
Perry	2007	236	92.3	100	Selective	+
Machi	2007	200	95	100	Selective	+	+
Hakamada	2008	299	76	99	Selective
Machi	2009	1352	98.6	99.58	1	+
Hublet	2009	269	100	99.6	Selective		+
Li	2009	103	82.1	98.7	Selective	+	+
Pfluke	2011	50	100	100	Selective
Nasu	2012	71	100	96.2	Selective
Shaaban	2014	70	92.3	98.2	No	+	+

¹Selective or systematic, according to center. ni: No information; LUS: Laparoscopic ultrasound; IOC: Intraoperative cholangiography; ERCP: Endoscopic retrograde cholangiopancreatography.