Similarly, regarding the LR obtained by the present study, NS1 and IgM showed a highly relevant LR +, since it is 25.33 and 68.52 times more likely that a patient with positive ELISA obtains a positive rapid test for dengue than a patient with negative ELISA has the same result; a good utility was also found for IgG (6.79). The gene discussed is CD40LG; the disease is dengue disease.