Table 1 Personal variables of 154 VFR travellers to Ghana

Sex, N (%) ^a

Male

81

(52.6)

38

(45.8)

43

(60.6)

0.76 [0.56-1.02]

0.067

Age, N (%) ^b

Mean

40.8

42.6

38.8

0.033

SD

12.7

12.8

12.4

Missing N (%)

9

(5.8)

Country of residence ^a

1.22 [0.91-1.64]

North and Central America, N (%)

82

(53.2)

40

(48.2)

42

(59.2)

0.17

Europe, N (%)

72

(46.8)

43

(51.8)

29

(40.8)

Country of birth in West Africa^c

0.76 [0.51-1.13]

Ghana, N (%)

133

(86.4)

71

(85.5)

62

(87.3)

0.246

Other West African country¹, N (%)

8

(5.2)

3

5

(3.6)

(7.0)

Outside West Africa, N (%)

13

(8.4)

9

(10.8)

4

(5.6)

Departure country of birth (Y) ^b

Median

1997

1993

2001

Interquartile range

1990-2002

1989-1999

1992-2007

<0.001

Traveller VFRs, N (%)

13

(8.4)

Previous visit, N (%)^a

139

(90.3)

78

(94.0)

61

(90.0)

1.35 [0.68-2.67]

0.09

Had malaria before ^a

Yes, N (%)

85

(55.2)

37

(50.0)

48

(71.6)

0.66 [0.48-0.89]

<0.001

No, N (%)

56

(36.4)

37

19

(28.4)

Missing, N (%)

13

(8.4)

(50.0)

Travel purpose, family affairs ^a

Family affairs², N (%)

134

(87.0)

78

(94.0)

56

(78.9)

2.33 [1.08-5.04]

0.005

Other³, N (%)

20

(13.0)

5

(6.0)

15

(21.1)

Period West Africa >6 weeks ^a

<6 weeks, N (%)

119

(77.3)

76

(91.6)

43

(63.2)

0.34 [0.18-0.67]

<0.001

>6 weeks, N (%)

32

(20.8)

7

25

Missing, N (%)

3

(1.9)

(8.4)

(36.8)