Table 3 WHO 2009 criteria for severe dengue
From: Confirmed adult dengue deaths in Singapore: 5-year multi-center retrospective study
Criteria | No.(%) of patients |
|---|---|
Severe dengue | 28 (100.0) |
Severe plasma leakage (hematocrit change ≥20%, fluid accumulation, hypoproteinemia) | 28 (100.0) |
Severe plasma leakage (hematocrit change ≥20%, fluid accumulation) | 26 (92.9) |
Shock: | |
Shock (tachycardia or narrow pulse pressure or hypotension) | 28 (100.0) |
Shock (narrow pulse pressure or hypotension) | 26 (92.9) |
Tachycardia >100/minute | 26 (92.9) |
Narrow pulse pressure <20 mmHg | 10 (35.7) |
Hypotension <90 mmHg | 21 (75.0) |
Fluid accumulation with respiratory distress | 9 (32.1) |
Significant bleeding: | 10 (35.7) |
Gastrointestinal tract | 3 (10.7) |
Menorrhagia | 0 (0.0) |
Transfusion of packed red cells or whole blood | 8 (28.6) |
Impaired consciousness: | 16 (57.1) |
Coma | 1 (3.6) |
Drowsiness | 13 (46.4) |
Confusion | 4 (14.3) |
Severe gastrointestinal involvement: | 3 (10.7) |
Persistent vomiting ≥2 days | 2 (7.1) |
Jaundice | 3 (10.7) |
Severe organ involvement: | 24 (85.7) |
ALT or AST ≥1000 units/L | 15 (53.6) |
Impaired consciousness | 16 (57.1) |
Serum creatinine >2x upper limit normal | 20 (71.4) |
Myocarditis | 0 (0.0) |
Encephalitis | 0 (0.0) |