The rate of errors in laboratories using the recommended algoithms is lower than in the laboratories which did not use recommended HIV testing algorithms, (in 2014 was 3.2 vs 7.5; in 2015 was 1.1% vs 1.6%; in 2016 was 2.8%, 1.7% vs 3.6%, 6.3%; 2017 was 2.1%, 2.2% vs 2.2%, 4.2%, and in 2018 was 3.2% vs 3.8%).