Table 3

Sensitivity of the various disease classification systems in 152 patients with confirmed acute dengue virus infection.*

Criteria used for the classification of DHF patients
Number of patients with circulatory failure (n = 66) classified as DHF
Sensitivity (95% CI)

WHO classification system
57
86 (76–94)
Bleeding and thrombocytopenia
59
89 (79–96)
Bleeding and haemoconcentration
58
88 (78–95)
Haemoconcentration and Thrombocytopenia
63
96 (87–99)
Bleeding and thrombocytopenia or haemoconcentration
60
91 (81–97)
Thrombocytopenia and haemoconcentration or bleeding
65
99 (92–100)
Haemoconcentration and bleeding or thrombocytopenia
64
97 (89–100)

* n, denotes number; CI, denotes confidence interval; 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