Variable | From Venezuela | From Guyana | ||||
---|---|---|---|---|---|---|
Border | Transna-tional | χ2 p-value | Border | Transna-tional | χ2 p-value | |
Sex | Â | 0.012 | Â | Â | 0.126 | |
 Female | 2234 | 2201 |  | 17 | 1016 |  |
 Male | 4264 | 4611 |  | 60 | 2274 |  |
Age group | Â | Â | < 0.001 | Â | Â | 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 | Â | Â | < 0.001 | Â | Â | < 0.001 |
 Brazil | 671 | 6486 |  | 73 | 3,258 |  |
 Venezuela | 5827 | 322 |  | 0 | 6 |  |
GÂ uyana | 0 | 3 | Â | 4 | 25 | Â |
 Others | 0 | 1 |  | 0 | 1 |  |
Occupation | Â | Â | < 0.001 | Â | Â | < 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 | Â | Â | < 0.001 | Â | Â | < 0.001 |
 Active detection | 57 | 171 |  | 18 | 127 |  |
 Passive detection | 6439 | 6612 |  | 81 | 3136 |  |
Parasite species | Â | Â | < 0.001 | Â | Â | 0.930 |
 P. falciparum | 1384 | 1129 |  | 9 | 407 |  |
 P. vivax | 4606 | 4970 |  | 63 | 2638 |  |
 Mixed/other | 508 | 713 |  | 5 | 245 |  |
State | Â | Â | < 0.001 | Â | Â | < 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 |  |