In Costa Rica, at San Juan de Dios Hospital, Quesada C and co-workers not yet published data, made an analysis of 31 recently diagnosed HIV/AIDS patients, and applying the international HAD test, they found that at least 24 of these patients had some degree of cognitive compromise 77.42%.
En Costa Rica, en el hospital San Juan de Dios, Quesada C y colaboradores datos no publicados en un análisis de 31 pacientes portadores de VIH/sida de reciente diagnóstico y utilizando la prueba internacional para DA-VIH, encontraron que 24 de ellos presentaban algún grado de deterioro cognitivo 77.42%.