Table 4

Proportion of patients without circulatory failure and classified as DF according to WHO criteria, that is reclassified to DHF when the various modified classification systems are applied.*

Criteria used for the classification of DHF patients
Number of DF patients without circulatory failure reclassified to DHF
Proportion (95% CI)

Bleeding and thrombocytopenia
5
45 (17–77)
Bleeding and haemoconcentration
1
9 (0–41)
Haemoconcentration and Thrombocytopenia
2
18 (2–52)
Bleeding and thrombocytopenia or haemoconcentration
6
55 (23–83)
Thrombocytopenia and haemoconcentration or bleeding
7
64 (31–89)
Haemoconcentration and Bleeding or thrombocytopenia
3
27 (6–61)

* DF, denotes dengue fever; DHF, denotes dengue haemorrhagic fever; WHO, denotes World Health Organization.

Setiati et al. BMC Infectious Diseases 2007 7:22   doi:10.1186/1471-2334-7-22