Diagnostic accuracy in field conditions of the sickle SCAN® rapid test for sickle cell disease among children and adults in two West African settings: the DREPATEST study

Table 3 Sensitivity and specificity for each haemoglobin phenotype identified using the reference standard method (Capillary Electrophoresis) in Lomé (Togo), May–June 2016. (N = 295)

Haemoglobin phenotype identified by Capillary Electrophoresis	N	Sensitivity (%)	95% CI^a	Specificity (%)	95% CI^a
AA	86	100	[93·8–100]	100	[97·4–100]
AS	45	95·6	[84·8–99·5]	99·6	[97·8–99·9]
AC	39	94·9	[82·7–99·4]	99·2	[97·2–99·9]
SS	41	97·6	[87·1–99·9]	99·6	[97·2–99·9]
SC	44	97·7	[88·0–99·9]	99·6	[97·8–99·9]
CC	40	100	[87·1–100]	100	[97·8–100]

^a 95% Confidence Intervals (CI) have been computed using the binomial distribution

ISSN: 2052-1839