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Table 2 Crude rates of CRC among immigrants and controls and crude relative rate among immigrants

From: Risk of colorectal cancer among immigrants to Ontario, Canada

Females Immigrants CRC among immigrants Controls CRC among controls Crude rate among immigrantsa Crude rate among controlsa Crude relative rate among immigrantsa
Overall 209,843 1877 1,049,215 16,517 0.203 0.325 0.623
Age at index date
 40 - 49 years 97,829 (46.6%) 442 (23.5%) 489,110 (46.6%) 3180 (19.3%) 0.098 0.131 0.748
 50 - 59 years 51,806 (24.7%) 428 (22.8%) 259,489 (24.7%) 4299 (26.0%) 0.177 0.325 0.543
 60 - 69 years 41,029 (19.6%) 606 (32.3%) 204,985 (19.5%) 6027 (36.5%) 0.353 0.611 0.577
 70 - 74 years 10,342 (4.9%) 200 (10.7%) 51,447 (4.9%) 1720 (10.4%) 0.548 0.815 0.673
  > = 75 years 8837 (4.2%) 201 (10.7%) 44,184 (4.2%) 1291 (7.8%) 0.798 0.963 0.828
Selected world regions of birth 205,469 1854 1,027,345 16,217    
 East Asia and Pacific 67,385 (32.8%) 748 (40.4%) 336,925 (32.8%) 5771 (35.6%) 0.253 0.345 0.731
 Europe and Central Asia 38,315 (18.7%) 599 (32.3%) 191,575 (18.7%) 3107 (19.2%) 0.340 0.331 1.027
 Latin America and the Caribbean 23,210 (11.3%) 191 (10.3%) 116,050 (11.3%) 1789 (11.0%) 0.176 0.310 0.569
 Middle East and North Africa 16,222 (7.9%) 106 (5.7%) 81,110 (7.9%) 1114 (6.9%) 0.155 0.298 0.519
 South Asia 52,103 (25.4%) 162 (8.7%) 260,515 (25.4%) 3764 (23.2%) 0.072 0.308 0.233
 Sub-saharan Africa 8234 (4.0%) 48 (0.3%) 41,170 (4.0%) 672 (4.1%) 0.134 0.344 0.389
Selected nations of birth 146,545 1230 732,725 11,565    
 India 29,744 (20.3%) 73 (5.9%) 148,720 (20.3%) 2173 (18.8%) 0.059 0.315 0.187
 Pakistan 7907 (5.4%) 18 (1.5%) 39,535 (5.4%) 435 (3.8%) 0.056 0.247 0.226
 Sri Lanka 10,256 (7.0%) 48 (3.9%) 51,280 (7.0%) 893 (7.7%) 0.093 0.343 0.270
 China / Hong Kong / Taiwan 39,886 (27.2%) 535 (43.5%) 199,430 (27.2%) 3679 (31.8%) 0.308 0.364 0.845
 Philippines 16,461 (11.2%) 125 (7.6%) 82,305 (11.2%) 1232 (10.7%) 0.171 0.316 0.542
 Korea 4194 (2.9%) 25 (2.0%) 20,970 (2.9%) 239 (2.1%) 0.145 0.249 0.585
 Iran 6754 (4.6%) 40 (3.3%) 33,770 (4.6%) 443 (3.8%) 0.139 0.287 0.484
 Poland 5373 (3.7%) 83 (6.8%) 26,865 (3.7%) 544 (4.7%) 0.287 0.351 0.818
 Guyana 5072 (3.5%) 30 (2.4%) 25,360 (3.5%) 447 (3.9%) 0.116 0.333 0.349
 Jamaica 5012 (3.4%) 65 (5.3%) 25,060 (3.4%) 427 (3.7%) 0.260 0.332 0.783
 United States of America 3906 (2.7%) 18 (1.5%) 19,530 (2.7%) 258 (2.2%) 0.127 0.279 0.454
 Russia 4686 (3.2%) 70 (5.7%) 23,430 (3.2%) 288 (2.5%) 0.352 0.283 1.244
 United Kingdom 3734 (2.6%) 43 (3.5%) 18,670 (2.6%) 299 (2.6%) 0.292 0.356 0.819
 Ukraine 3560 (2.4%) 57 (4.6%) 17,800 (2.4%) 208 (1.8%) 0.367 0.264 1.389
Males
Overall 191,792 1956 958,960 18,329 0.240 0.413 0.582
Age at index date
 40 - 49 years 106,112 (55.3%) 580 (29.7%) 530,757 (55.3%) 4758 (26.0%) 0.123 0.185 0.666
 50 - 59 years 40,062 (20.9%) 476 (24.3%) 200,563 (20.9%) 4671 (25.5%) 0.269 0.488 0.550
 60 - 69 years 31,575 (16.5%) 610 (31.2%) 157,362 (16.4%) 6237 (34.0%) 0.486 0.906 0.536
 70 - 74 years 8070 (4.2%) 168 (8.6%) 40,492 (4.2%) 1676 (9.1%) 0.661 1.176 0.562
  > = 75 years 5973 (3.1%) 122 (6.2%) 29,786 (3.1%) 987 (5.4%) 0.844 1.258 0.670
Selected world regions of birth 187,835 1923 939,175 17,999    
 East Asia and Pacific 56,546 (30.1%) 787 (40.9%) 282,730 (30.1%) 6209 (34.5%) 0.330 0.464 0.711
 Europe and Central Asia 32,489 (17.3%) 570 (29.6%) 162,445 (17.3%) 2968 (16.5%) 0.386 0.377 1.024
 Latin America and the Caribbean 17,474 (9.3%) 136 (7.1%) 87,370 (9.3%) 1591 (8.8%) 0.174 0.385 0.452
 Middle East and North Africa 18,355 (9.8%) 164 (8.5%) 91,775 (9.8%) 1589 (8.8%) 0.221 0.389 0.570
 South Asia 54,756 (29.2%) 205 (10.7%) 273,780 (29.2%) 5025 (27.9%) 0.090 0.413 0.218
 Sub-saharan Africa 8215 (4.4%) 61 (3.2%) 41,075 (4.4%) 617 (3.4%) 0.180 0.329 0.545
Selected nations of birth 133,234 1341 666,170 13,209    
 India 30,557 (22.9%) 98 (7.3%) 152,785 (22.9%) 3028 (22.9%) 0.079 0.450 0.177
 Pakistan 10,875 (8.2%) 34 (2.5%) 54,375 (8.2%) 697 (5.3%) 0.078 0.291 0.268
 Sri Lanka 8005 (6.0%) 58 (4.3%) 40,025 (6.0%) 930 (7.0%) 0.150 0.489 0.307
 China / Hong Kong / Taiwan 35,957 (27.0%) 562 (41.9%) 179,785 (27.0%) 4246 (32.1%) 0.376 0.495 0.759
 Philippines 11,588 (8.7%) 115 (8.6%) 57,940 (8.7%) 1152 (8.7%) 0.229 0.433 0.528
 Korea 4257 (3.2%) 41 (3.1%) 21,285 (3.2%) 252 (1.9%) 0.234 0.255 0.920
 Iran 7381 (5.5%) 86 (6.4%) 36,905 (5.5%) 636 (4.8%) 0.279 0.385 0.724
 Poland 3343 (2.5%) 70 (5.2%) 16,715 (2.5%) 373 (2.8%) 0.383 0.377 1.017
 Guyana 3601 (2.7%) 31 (2.3%) 18,005 (2.7%) 427 (3.2%) 0.176 0.471 0.374
 Jamaica 3496 (2.6%) 31 (2.3%) 17,480 (2.6%) 335 (2.5%) 0.184 0.394 0.466
 United States of America 3506 (2.6%) 28 (2.1%) 17,530 (2.6%) 289 (2.2%) 0.230 0.372 0.618
 Russia 3662 (2.8%) 71 (5.3%) 18,310 (2.8%) 256 (1.9%) 0.463 0.316 1.464
 United Kingdom 4142 (3.1%) 62 (4.6%) 20,710 (3.1%) 370 (2.8%) 0.373 0.405 0.921
 Ukraine 2864 (2.1%) 54 (4.0%) 14,320 (2.1%) 218 (1.7%) 0.437 0.344 1.269
  1. aper 100,000 person-years