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Table 1 Characteristics of individuals with febrile jaundice but negative when tested for YFV according to results of ELISA IgM tests for leptospirosis

From: Evidence of human leptospirosis cases in a cohort of febrile patients in Bangui, Central African Republic: a retrospective study, 2012–2015

Characteritics

Positive Leptospirosis IgM ELISA test

Negative Leptospirosis IgM ELISA test

Equivocal Leptospirosis IgM ELISA test

P value*

No

%

No

%

No

%

 

Age (years)

0–9

6

14.3

190

43.8

3

14.3

0.07

10–19

13

31.0

92

21.2

8

38.1

0.86

20–29

13

31.0

77

17.7

5

23.8

0.17

30–39

4

9.5

35

8.1

2

9.5

0.35

40–49

2

4.7

27

6.2

2

9.5

0.76

> 50

4

9.5

13

3.0

1

4.8

0.36

Time interval between symptoms and serum sampling (days)

< 1

0

0.0

6

1.4

1

4.8

NA

1–4

14

33.3

180

41.5

7

33.3

0.09

5–10

28

66.6

247

56.9

13

61.9

0.26

> 10

0

0.0

1

0.2

0

0.0

NA

Time interval between serum sampling and lab storage (days)

< 1

7

16.7

120

27.6

3

14.3

NA

1–4

25

59.5

227

52.3

13

61.9

0.53

5–10

9

21.4

71

16.4

3

14.3

0.34

> 10

1

2.4

16

3.7

2

9.5

0.35

 

Total

42

100

434

100

21

100

 
  1. *Comparison was done using the nonparametric Mann-Whitney U test between negative and positive Leptospirosis IgM ELISA tests. Statistical significance was assessed at P value < 0.05