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Table 1 Characteristics of 603 Dutch long-term travellers including the prevalence of previous chikungunya virus infection

From: No chikungunya virus infections among Dutch long-term travellers to (sub)tropical countries: a prospective study 2008–2011

 

Previous CHIKV*

Characteristic

Total, no.

%

No.

%

No. participants

603

100

3

0.5

Sex

 Female

388

64

2

0.5

 Male

215

36

1

0.5

Median age, years (IQR†)

25 (23–30)

   

Age, years

  < 24

203

34

1

0.5

 24–29

261

43

0

0

  ≥ 30

139

23

2

1.4

Total duration of(sub)tropical travel prior to study, in months

  < 1

263

44

1

0.4

 1–3

116

19

1

0.9

  > 3

224

37

1

0.5

  1. The participants attended and were recruited at a Dutch travel health clinic between December 2008-September 2011
  2. *CHIKV chikungunya virus, †IQR interquartile range