From: Dengue type 4 in Rio de Janeiro, Brazil: case characterization following its introduction in an endemic region
Methodology/Year
Positive cases/Total analyzed (%)
p value
Virus isolation
298/612 (48.7)
RT-PCR
704/705 (99.8)
MAC-ELISA
104/264 (39.4)
NS1 Capture ELISA
231/557 (41.5)
0.001
NS1 Capture ELISA after dissociation
488/557 (87.6)