Skip to main content

Table 2 Characteristics of autochthonous and cross-border malaria cases, Brazil, 2016–18

From: Cross-border malaria in Northern Brazil

Variable Total autoch-thonous cases Total cross-border cases Χ2 p-value Cross-border cases Venezuela Cross-border cases Guyana Cross-border cases Other Countries Χ2 p-value
Sex     < 0.001      < 0.001
 Female 245,245 6619   4435 1034 1150  
 Male 366,783 13,849   8875 2334 2640  
Age group     < 0.001      < 0.001
 Under 5 67,788 739   424 54 261  
 5 to 15 162,305 1239   696 58 485  
 16 to 24 116,944 4442   3013 656 773  
 25 to 40 146,951 9186   5827 1830 1529  
 41 to 64 102,175 639   3192 754 693  
 Over 65 15,865 223   158 15 50  
Nationality     < 0.001      < 0.001
 Brazil 611,966 13,467   7157 3331 2979  
 Venezuela 30 6157   6149 6 2  
 Guyana 10 32   3 29  
 Others 22 812   1 1 810  
Occupation     < 0.001      < 0.001
 Agriculture 137,227 1166   316 131 719  
 Domestic 59,161 738   459 67 212  
 Forestry 5713 154   57 15 82  
 Hunter/Fisherman 16,076 152   36 3 113  
 Miner 16,392 13,485   9789 2518 1178  
 Tourist 3137 161   112 26 23  
 Travelling 8506 454   296 48 110  
 Other 365,816 4158   2245 559 1354  
Detection method     < 0.001      < 0.001
 Active 153,133 911   230 145 536  
 Passive 457,235 19,520   13,051 3216 3253  
 Parasite species     < 0.001      < 0.001
 P. falciparum 40,348 3349   2513 416 420  
 P. vivax 547,714 15,395   9576 2701 3118  
 Mixed/other 23,966 1724   1,221 250 253  
State     < 0.001      < 0.001
 Acre 110,081 182   2 180  
 Amapá 46,965 839   9 2 828  
 Amazonas 248,386 2111   496 107 1,508  
 Pará 129,519 587   194 203 190  
 Rondônia 30,527 207   6 11 190  
 Roraima 42,201 14,468   12,166 2257 45  
 Others 4349 2074   437 788 849  
Type of cross-border     < 0.001      < 0.001
 Border 246,471 9098   77 2523 77  
 Transnational 365,557 11,370   3290 1267 3290