Table 1. Characteristics of 200 clinically diagnosed cases and 2050 laboratory-confirmed cases of dengue fever from the three hospitals in Guangdong Province.
| Symptoms | Number of cases | Proportion (%) | Diagnosis methods |
|---|---|---|---|
| Fever | 200 | 100 | 200 clinically diagnosed cases |
| Headache | 70 | 35.0 | |
| Rash | 59 | 29.5 | |
| Myalgia | 121 | 60.5 | |
| bleeding spots under the skin) | 40 | 20.0 | |
| Bleeding | 14 | 7.0 | |
| Arthralgia | 36 | 18.0 | |
| Fever + Headache + Rash + Myalgia | 13.8 | 6.9 | |
| Leucopenia | 1152 | 56.2 | 2050 laboratory-confirmed cases |
| Thrombocytopenia | 1259 | 61.4 | |
| *Serum AST elevation | 1574 | 76.8 | |
| *Serum ALT elevation | 873 | 42.6 |
*Serum AST and ALT levels were not included in the Dengue diagnosis standard, but were used as indicators to show liver abnormality.