Skip to main content

Table 3 Characteristics of cross-border malaria cases originating from Venezuela and Guyana into Brazil, by type, 2016–18

From: Cross-border malaria in Northern Brazil

Variable From Venezuela From Guyana
Border Transna-tional χ2 p-value Border Transna-tional χ2 p-value
Sex   0.012    0.126
 Female 2234 2201   17 1016  
 Male 4264 4611   60 2274  
Age group    < 0.001    0.071
 Under 5 226 198   1 53  
 5 to 15 442 254   2 56  
 16 to 24 1524 1,489   21 635  
 25 to 40 2666 3,161   29 1801  
 41 to 64 1533 1659   23 731  
 Over 65 107 51   1 14  
Nationality    < 0.001    < 0.001
 Brazil 671 6486   73 3,258  
 Venezuela 5827 322   0 6  
G uyana 0 3   4 25  
 Others 0 1   0 1  
Occupation    < 0.001    < 0.001
 Agriculture 126 190   9 122  
 Domestic 370 89   1 66  
 Forestry 13 44   1 14  
 Hunter/fisherman 20 16   0 3  
 Miner 5370 4419   46 2472  
 Tourist 21 91   1 25  
 Travelling 87 209   2 46  
 Other 491 1754   36 542  
Detection method    < 0.001    < 0.001
 Active detection 57 171   18 127  
 Passive detection 6439 6612   81 3136  
Parasite species    < 0.001    0.930
 P. falciparum 1384 1129   9 407  
 P. vivax 4606 4970   63 2638  
 Mixed/other 508 713   5 245  
State    < 0.001    < 0.001
 Acre 0 2   0 0  
 Amapá 0 7   0 2  
 Amazonas 28 468   0 107  
 Pará 0 186   0 203  
 Rondônia 0 6   0 11  
 Roraima 6470 5696   77 2179  
  Others 0 437   0 788