Skip to main content

Table 2 Clinical and laboratory features of 325 febrile patients, Rio de Janeiro, March–April, 2013

From: Accuracy of clinical criteria and an immunochromatographic strip test for dengue diagnosis in a DENV-4 epidemic

 

Dengue 4 (N = 148)

Non dengue (N = 177)

OR (95 % CI)

N

%

N

%

 

Clinical

 Exanthema

28

18.9

21

11.8

1.7 (0.9–3.2)

 Conjunctival hyperemia

75

50.6

72

40.6

1.5 (1–2.3)

 Lethargya

142

95.9

168

94.9

1.3 (0.4–3.6)

 Joint pain

110

74.3

128

72.3

1.1 (0.7–1.8)

 Pain

143

96.6

171

96.6

1.0 (0.3–3.4)

 Retro-orbital pain

105

70.9

124

70.0

1.0 (0.6–1.7)

 Nausea/vomiting

99

66.9

120

67.7

1.0 (0.6–1.5)

 Edemaa

3

2.0

4

2.2

0.9 (0.2–4.0)

 Liver enlargementa

4

2.7

6

3.3

0.8 (0.2–2.9)

 Persistent vomitinga

35

23.6

48

27.1

0.8 (0.5–1.4)

 Myalgia

134

90.5

161

90.9

0.9 (0.4–1.9)

 Abdominal tendernessa

47

31.7

68

38.4

0.7 (0.5–1.2)

 Bleedinga

12

8.1

25

14.1

0.5 (0.3–1.1)

 Headache

133

89.8

169

95.4

0.4 (0.2–1. 0)

Laboratory

 Leukopenia

95

64.1

33

18.6

7.8 (4.7–13.0)b

 Thrombocytopenia

17

11.4

8

4.5

2.7 (1.1–6.5)b

 Anti-dengue IgG

123

83.1

161

90.9

0.5 (0.3–1.0)

  1. OR odds ratio, CI confidence interval
  2. awarning signs; Leukopenia = leucocyte count <4,500cells/mm3; thrombocytopenia = platelet count <150,000 cells/mm3
  3. bsignificant odds ratio
Back to article page

BMC Infectious Diseases

ISSN: 1471-2334

Contact us