Table 3.
Annual percentage change (APC) in age-adjusted incidence rates* of triple-negative breast cancer (number of breast cancer cases per 100,000 population) in women by time period and race/ethnicity
| Race/Ethnicity | 2010-2013 | 2014-2016 | 2017-2019 | APC (95% CI) | P value | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
|
|
|
|
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| N. Population | N. Cases | Incidence rate (95% CI) | N. Population | N. Cases | Incidence rate (95% CI) | N. Population | N. Cases | Incidence rate (95% CI) | |||
| Triple-negative breast cancer | |||||||||||
| NH-white | 71,255,586 | 14,871 | 18.1 (17.8-18.4) | 53,725,401 | 10,615 | 16.9 (16.5-17.2) | 53,550,448 | 11,209 | 17.5 (17.2-17.9) | -0.7 (-1.5-0.1) | 0.1 |
| NH-Asians and P. Islanders | 13,667,498 | 1,696 | 12.4 (11.8-13.0) | 11,287,880 | 1,387 | 11.8 (11.2-12.4) | 12,096,316 | 1,644 | 12.8 (12.2-13.5) | 0.6 (-0.6-1.9) | 0.3 |
| NH-black | 13,649,493 | 4,502 | 33.3 (32.3-34.3) | 10,818,753 | 3,637 | 33.5 (32.4-34.6) | 11,265,263 | 3,963 | 34.5 (33.4-35.6) | 0.3 (-0.5-1.1) | 0.4 |
| American Indians and AN | 1,008,653 | 149 | 15.7 (13.2-18.5) | 789,737 | 108 | 14.1 (11.5-17.1) | 810,461 | 114 | 14.0 (11.5-17.0) | -0.7 (-4-2.7) | 0.7 |
| Hispanics | 24,791,947 | 2,997 | 14.2 (13.7-14.7) | 20,108,413 | 2,574 | 14.7 (14.1-15.3) | 21,291,160 | 2,923 | 15.3 (14.8-15.9) | 1.0 (-0.2-2.2) | 0.1 |
| Total | 124,373,177 | 24,283 | 18.5 (18.3-18.8) | 96,730,184 | 18,387 | 17.7 (17.5-18.0) | 99,013,648 | 19,953 | 18.5 (18.2-18.8) | -0.2 (-1-0.6) | 0.5 |
| Non-Triple-negative breast cancer | |||||||||||
| NH-white | 71,255,586 | 131,546 | 153.8 (152.9-154.6) | 53,725,401 | 106,100 | 160.4 (159.4-161.4) | 53,550,448 | 111,441 | 165.9 (164.9-167.0) | 1.2 (1-1.5) | <0.001 |
| NH-Asians and P. Islanders | 13,667,498 | 16,194 | 117.4 (115.6-119.2) | 11,287,880 | 14,640 | 125.5 (123.4-127.5) | 12,096,316 | 17,227 | 135.5 (133.4-137.5) | 2.3 (1.8-2.8) | <0.001 |
| NH-black | 13,649,493 | 16,773 | 127.2 (125.2-129.1) | 10,818,753 | 14,531 | 134.9 (132.6-137.1) | 11,265,263 | 15,852 | 137.7 (135.5-139.9) | 1.4 (0.8-1.9) | <0.001 |
| American Indians and AN | 1,008,653 | 1,108 | 113.5 (106.7-120.6) | 789,737 | 892 | 111.6 (104.2-119.4) | 810,461 | 1,057 | 126.6 (118.8-134.8) | 1.7 (-0.1-3.5) | 0.1 |
| Hispanics | 24,791,947 | 20,567 | 104.0 (102.6-105.5) | 20,108,413 | 18,607 | 110.0 (108.4-111.7) | 21,291,160 | 21,354 | 114.7 (113.1-116.3) | 1.7 (0.9-2.5) | <0.001 |
| Total | 124,373,177 | 186,874 | 140.4 (139.8-141.1) | 96,730,184 | 155,540 | 146.6 (145.8-147.3) | 99,013,648 | 168,131 | 151.7 (151.0-152.5) | 1.3 (1.0-1.6) | <0.001 |
*
Incidence rates were age adjusted to the 2000 US population.