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Table 1 Epidemiological, clinical and analytical characteristics of patients included in the study, grouped by type of traveler

From: Migration-associated malaria from Africa in southern Spain

 

All

N = 329

VFR

257 (78.1%)

Non VFR

72 (21.9%)

p value

Age (years)

33 (11)

35.17 (7.83)

29.96 (12.06)

 < 0.001

Gender (%)

 Male

299 (90.9%)

240 (93.4%)

59 (81.9%)

0.003

 Female

30 (9.1%)

17 (6.6%)

13 (18.1%)

 

Time after leaving malaria-endemic areas (%)

 ≤ 12 months

316 (96.0%)

253 (98.4%)

63 (87.5%)

0.011

 > 12 months

13 (4.0%)

4 (1.6%)

9 (12.5%)

 

Country of origin (%)

 Mali

177 (53.8%)

157 (61.1%)

20 (27.8%)

 

 Senegal

42 (12.8%)

31 (12.1%)

11 (15.3%)

 

 Equatorial Guinea

25 (7.6%)

11 (4.3%)

14 (19.4%)

 

 Ghana

24 (7.3%)

19 (7.4%)

5 (6.9%)

 

 Guinea Bissau

18 (5.5%)

12 (4.7%)

6 (8.3%)

 

 Burkina-Faso

12 (3.6%)

5 (1.9%)

7 (9.7%)

 

 Gambia

8 (2.4%)

6 (2.3%)

2 (2.8%)

 

 Guinea-Conakry

8 (2.4%)

6 (2.3%)

2 (2.8%)

 

 Nigeria

7 (2.1%)

5 (1.9%)

2 (2.8%)

 

 Ivory Coast

4 (1.2%)

2 (0.8%)

2 (0.8%)

 

 Mauritania

2 (0.6%)

2 (0.8%)

0 (0.0%)

 

 Cameroon

1 (0.3%)

1 (0.4%)

0 (0.0%)

 

 Togo

1 (0.0%)

0 (0.0%)

1 (1.4%)

 

Symptoms (%)

 Fever

212 (64.4%)

202 (78.6%)

10 (13.9%)

 < 0.001

 Diarrhea

9 (2.7%)

8 (3.1%)

1 (1.4%)

0.428

 Abdominal pain

49 (14.9%)

33 (12.8%)

16 (22.2%)

0.048

 Others/asymptomatic

34 (10.3%)

13 (5.1%)

21 (29.2%)

 < 0.001

 MM (%)

239 (72.6%)

219 (85.2%)

20 (27.8%)

 < 0.001

 SMM (%)

90 (27.4%)

38 (14.8%)

52 (72.2%)

 

Plasmodium species (%)

 P. falciparum

303 (92.1%)

245 (95.3%)

58 (80.6%)

 < 0.001

 P. ovale

10 (3.0%)

3 (1.2%)

7 (9.7%)

 

 P. malariae

9 (2.7%)

4 (1.6%)

5 (6.9%)

 

 Mixed infections:

7 (2.1%)

5 (1.9%)

2 (2.8%)

 

  P. falciparum + P. malariae

3

2

1

 

  P. falciparum + P. ovale

3

2

1

 

  P. malariae + P. ovale

1

1

  

Parasitemia (%)

 < 1

106 (44.3%)

92 (43%)

14 (87.5%)

 < 0.001

 1–2.5

65 (27.2%)

64 (29.9%)

1 (6.3%)

 

 2.5–4

20 (8.4%)

20 (9.3%)

0 (0%)

 

 > 4

39 (16.3%)

38 (17.8%)

1 (6.3%)

 

 Not available

9 (3.8%)

   
  1. MM microscopic malaria. SMM submicroscopic malaria. VFR Visiting friends and relatives. Quantitative variables: values are median (interquartile range, IQR). Qualitative variables: values are number (percentage), N (%)