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Table 2 Risk population of S. stercoralis and hookworms

From: Mapping the global distribution of Strongyloides stercoralis and hookworms by ecological niche modeling

Continent Country Population of country (n) Population at low risk for ST infection (n) Population at high risk for ST infection (n) Total population at risk for ST infection (n) Percentage of population at risk for ST infection Population at low risk for HKW infection (n) Population at high risk for HKW infection (n) Total population at risk for HKW (n) Percentage of population at risk for HKW infection
Asia India 1,525,704,000 302,142,700 165,507,400 467,650,100 30.7 624,915,700 644,776,800 1,269,692,500 83.2
Asia China 1,551,020,000 298,324,300 139,983,000 438,307,300 28.3 357,562,200 12,475,960 370,038,160 23.9
Asia Bangladesh 174,805,500 17,704,140 148,211,800 165,915,940 94.9 92,233,450 82,287,390 174,520,840 99.8
Asia Indonesia 292,994,400 55,381,560 119,335,800 174,717,360 59.6 128,262,700 40,321,320 168,584,020 57.5
Total Asia 5,066,129,848 855,813,064 913,900,091 1,769,713,155 34.9 1,427,200,031 1,048,968,205 2,476,168,236 48.9
Africa Nigeria 234,119,300 37,748,330 92,875,220 130,623,550 55.8 87,618,050 82,008,350 169,626,400 72.5
Africa Ethiopia 113,451,000 30,060,080 25,832,740 55,892,820 49.3 19,713,430 964,709 20,678,139 18.2
Africa Democratic Republic of Congo 123,728,800 41,440,290 7,917,517 49,357,807 39.9 38,628,350 4,434,984 43,063,334 34.8
Africa Tanzania 57,917,100 18,496,130 9,655,451 28,151,581 48.6 22,644,170 7,809,555 30,453,725 52.6
Total Africa 1,460,398,437 272,058,817 244,453,513 516,512,331 35.4 371,058,460 199,269,506 570,327,966 39.1
America Brazil 226,186,400 64,838,160 52,361,724 117,199,884 51.8 104,797,800 18,093,600 122,891,400 54.3
America USA 366,044,900 24,799,830 14,636,370 39,436,200 10.8 23,617,820 4,533,182 28,151,002 7.7
America Colombia 67,737,790 22,970,650 15,481,367 38,452,017 56.8 15,900,540 12,232,100 28,132,640 41.5
America Mexico 152,410,700 13,652,610 10,830,574 24,483,184 16.1 28,110,530 13,082,960 41,193,490 27.0
Total America 1,138,146,630 194,004,565 174,088,171 368,092,736 32.3 280,654,706 94,985,462 375,640,168 33.0
Europe Portugal 10,429,060 2,485,807 1,407,782 3,893,589 37.3 1,489,585 0 1,489,585 14.3
Europe Italy 62,912,970 2,195,231 1,099,038 3,294,269 5.2 4,498,057 0 4,498,057 7.1
Europe Spain 54,125,480 1,789,360 391,590 2,180,950 4.0 1,315,977 0 1,315,977 2.4
Europe United Kingdom 67,997,440 1,747,281 0 1,747,281 2.6 1,341,649 0 1,341,649 2.0
Total Europe 741,152,604 14,079,470 3,111,318 17,190,788 2.3 16,191,299 16,168 16,207,467 2.2
Oceania Australia 22,629,980 2,286,780 3,473,679 5,760,459 25.5 6,756,227 372,480 7,128,707 31.5
Oceania Papua New Guinea 9,557,455 1,073,417 743,551 1,816,968 19.0 1,557,287 566,724 2,124,011 22.2
Oceania New Zeeland 3,730,494 300,330 0 300,330 8.1 184,494 0 184,494 4.9
Oceania Salomon Island 534,271 131,180 112,999 244,178 45.7 268,615 103,821 372,435 69.7
Total Oceania 37,495,667 3,964,918 4,438,630 8,403,548 22.4 9,335,842 1,095,529 10,431,370 27.8
Total worldwide 8,443,323,187 1,339,920,835 1,339,991,724 2,679,912,559 31.7 2,104,440,338 1,344,334,868 3,448,775,207 40.8
  1. Only the four countries per continent that have the highest population at risk are shown. The complete list of countries by continent is given in Additional file 10: Table S6
  2. ST S. stercoralis, HKW hookworms