CD40LG and dengue disease: Furthermore, 71.8% (61/85) and 52.3% (23/44) of the samples in the NS1/IgM/IgG (+/-/-) category collected from patients with severe and fatal dengue contained detectable VLs, respectively, which was higher than the rate observed for other NS1/IgM/IgG categories (P < 0.05; Table 3).