Table 2 Aggregate confusion matrix between results achieved by two different reference methods and the Sickle SCAN® device, to determine the haemoglobin phenotype in Lomé (Togo), May–June 2016, (n = 295) (On the left side) and in Bamako (Mali), October 2016, (n = 240) (On the right side)
Capillary Electrophoresis | High Performance Liquid Chromatography | |||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
AA | AS | AC | SS | SC | CC | Total | AA | AS | AC | SS | SC | Total | ||||
Sickle SCAN® | AA | 86 | 0 | 0 | 0 | 0 | 0 | 86 | Sickle SCAN® | AA | 80 | 0 | 0 | 0 | 0 | 80 |
AS | 0 | 43 | 1 | 0 | 0 | 0 | 44 | AS | 0 | 40 | 0 | 0 | 0 | 40 | ||
AC | 0 | 1 | 37 | 0 | 1 | 0 | 39 | AC | 0 | 0 | 40 | 0 | 0 | 40 | ||
SS | 0 | 1 | 0 | 40 | 0 | 0 | 41 | SS | 0 | 0 | 0 | 40 | 0 | 40 | ||
SC | 0 | 0 | 0 | 1 | 43 | 0 | 44 | SC | 0 | 0 | 0 | 0 | 40 | 40 | ||
CC | 0 | 0 | 1 | 0 | 0 | 40 | 41 | |||||||||
Total | 86 | 45 | 39 | 41 | 44 | 40 | 295 | Total | 80 | 40 | 40 | 40 | 40 | 240 | ||