Dual rapid lateral flow immunoassay fingerstick wholeblood testing for syphilis and HIV infections is acceptable and accurate, Port-au-Prince, Haiti

Table 2 Field performance of the SD BIOLINE HIV/Syphilis Duo dual rapid test in Haiti for detection of Treponema pallidum antibodies using a dual HIV/syphilis test, 2014

		Treponema pallidum reference test*		Total	Sensitivity (95 % CI)	Specificity (95 % CI)	Kappa Coefficient (95 % CI)
		Pos	Neg
SD BIOLINE HIV/Syphilis Duo test	Pos	109	17	126	96.5 % (91.2 %, 99.0 %)	90.8 % (85.7 %, 94.6 %)	.85
SD BIOLINE HIV/Syphilis Duo test	Neg	4	168	172			(.79, .91)
Total		113	185	298

*Reference test was conducted using Treponema Pallidum Hemaglutination Assay (TPHA) (Human Gesellschaft fur Biochemica und Diagnostica mbH, Wiesbaden, Germany). TPHA indeterminate results were retested using a Treponema pallidum enzyme-linked immunosorbent assay test (ELISA)(Architect Syphilis TP; Abbott, Wiesbaden, Germany) and were reclassified based on the ELISA result

ISSN: 1471-2334