Table 1.
Summary of dengue patients enrolled in the studya
| Characteristic | DF | DHFb |
|---|---|---|
| Total no. of patients | 28 | 18 |
| No. of males/no. of females | 20/8 | 10/8 |
| Age (yr)c | 17 (1–50) | 20 (7–40) |
| Fever day of sampled | 6 (2–8) | 6 (3–8) |
| No. of patients infected with dengue virus serotypee: | ||
| 1 | 8 | 7 |
| 2 | 10 | 4 |
| 3 | 7 | 6 |
| 4 | 0 | 0 |
a
Patients were diagnosed on the basis of serology (dengue virus-specific RT-PCR, NS1 test, dengue virus-specific IgG/IgM test, clinical measurements [CBC, urine and blood chemistry]) and clinical manifestations of dengue virus infection.
b
One of the 18 DHF cases was classified as DSS (DHF class III).
c
Median age is shown with the range in parentheses.
d
Median day after fever onset on which the blood sample was obtained. Ranges are in parentheses.
e
Serotype determination by RT-PCR. Four patients were negative by this assay but classified as having dengue on the basis of other clinical measurements, determined as described in footnote a.