TABLE 3.
Detection of IgM antibodies in 62 patients with dengue or DHF
| Assay | No. of patients
with:
|
Sensitivity (%) | Specificity (%) | Positive predictive value (%) | Negative predictive value (%) | |||
|---|---|---|---|---|---|---|---|---|
| Diagnosis confirmed by isolation (n = 18)a | DHF (n = 8)b | Diagnosis confirmed by serology (n = 36)c | Total positive | |||||
| MRL IgM ELISA | 17 | 8 | 36 | 61 | 98 | 100 | 100 | 97 |
| PanBio IgM ELISA | 16 | 4 | 33 | 53 | 85 | 100 | 100 | 77 |
| INDX IgM dipstick assay | 17 | 8 | 35 | 60 | 97 | 100 | 100 | 94 |
| PanBio IC IgM | 16 | 5 | 31 | 52 | 84 | 100 | 100 | 75 |
a
Diagnosis confirmed by isolation of dengue virus type 2.
b
Patients with DHF.
c
Diagnosis confirmed by serology.