Table 2.

Comparison of sensitivity and specificity of stool antigen detection kits for amoebiasis

kit	Intestinal amoebiasis Sensitivity Specificity		Manufacturer	Compared to	Ref
TechLab Kit II	86-95%	93-100%	TechLab, Blacksburg, VA, USA	Microscopy and culture	20, 38, 105
	71-79%	96-100%	TechLab, Blacksburg, VA, USA	Real-time PCR	20, 37, 106, 107
	87.5%	100%	TechLab, Blacksburg, VA, USA	isoenzyme analysis
	14.2%	98.3%	TechLab, Blacksburg, VA, USA	Culture and Isoenzyme
Entamoeba CELISA-PATH	95-100%	93-100%	Cellabs Pty Ltd., Brookvale, Australia	isoenzyme analysis
	28	100	Cellabs Pty Ltd., Brookvale, Australia	PCR
	27.8	98	Cellabs Pty Ltd., Brookvale, Australia	microscopy
Optimum S kit	100	Unknown	Merlin Diagnostika, Berheim-Hersel, Germany	ProSpecT Entamoeba histolytica microplate assay
ProSpecT Entamoeba histolytica microplate assay; Alexon-Trend, Ramsey, MN	54.5	94	REMEL Inc., Lenexa, KS	Culture and Isoenzyme	39,110
	78%	99%	REMEL Inc., Lenexa, KS	microscopy
Triage parasite panel	100%	100%	BIOSITE Diagnostics, San Diego, CA	microscopy
	96%	99.1%	BIOSITE Diagnostics, San Diego, CA	Permanent staining
	68.3%	100%	BIOSITE Diagnostics, San Diego, CA	ProSpecT Entamoeba histolytica microplate assay
RIDA®QUICK Cryptosporidium/Giardia/Entamoeba Combi	100%	88%	R-BioPharm, Darmstadt, Germany	microscopy
	62.5%	96.1%	R-BioPharm, Darmstadt, Germany	PCR
RIDA®QUICK Entamoeba	28.6%	86.1%	R-BioPharm, Darmstadt, Germany	Techlab E. histolytica II
ImmunoCard STAT!® CGE	88%	92%	Meridian Bioscence, Milan, Italy	real-time PCR
E. HISTOLYTICA QUIK CHEK™	78.4%	97%	TechLab, Blacksburg, VA, USA	ProSpecT Entamoeba histolytica microplate assay
	98%- 100%	100%	BIOSITE Diagnostics, San Diego, CA	Techlab E. histolytica II	49, 50
	44.7%	99.8%	BIOSITE Diagnostics, San Diego, CA	PCR