Table 6 Breast cancer diagnoses by receptor-based subtypes, proportion ILC, and age and race/ethnicity, SEER 17 registries, 2010–2021
N2-3M0(Any T) | |||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
All subtypes | HR+/HER2− | HR+/HER2+ | TNBC | HR−/HER2+ | |||||||||||||
Characteristic | Total (N) | Total (N) | Total (%)a | ILC (N) | ILC (%)b | Total (N) | Total (%)a | ILC (N) | ILC (%)b | Total (N) | Total (%)a | ILC (N) | ILC (%)b | Total (N) | Total (%)a | ILC (N) | ILC (%)b |
Age (Years) | |||||||||||||||||
<50 | 11,629 | 7324 | 63.0 | 967 | 13.2 | 1831 | 15.7 | 54 | 2.9 | 1692 | 14.5 | 24 | 1.4 | 782 | 6.7 | 11 | 1.4 |
≥50 | 31,731 | 21,261 | 67.0 | 4566 | 21.5 | 4392 | 13.8 | 294 | 6.7 | 4093 | 12.9 | 155 | 3.8 | 1985 | 6.3 | 46 | 2.3 |
Race/Ethnicity | |||||||||||||||||
NH White | 26,162 | 17,943 | 68.6 | 3964 | 22.1 | 3626 | 13.9 | 235 | 6.5 | 3105 | 11.9 | 120 | 3.9 | 1488 | 5.7 | 34 | 2.3 |
NH Black | 5855 | 3292 | 56.2 | 540 | 16.4 | 827 | 14.1 | 29 | 3.5 | 1281 | 21.9 | 24 | 1.9 | 455 | 7.8 | 6 | 1.3 |
NH American Indian, Alaska Native | 218 | 140 | 64.2 | 16 | 11.4 | 33 | 15.1 | 2 | 6.1 | 30 | 13.8 | 1 | 3.3 | 15 | 6.9 | 0 | 0.0 |
NH Asian, PI | 4035 | 2680 | 66.4 | 316 | 11.8 | 616 | 15.3 | 30 | 4.9 | 425 | 10.5 | 12 | 2.8 | 314 | 7.8 | 10 | 3.2 |
Hispanic | 6881 | 4392 | 63.8 | 684 | 15.6 | 1091 | 15.9 | 48 | 4.4 | 916 | 13.3 | 22 | 2.4 | 482 | 7.0 | 7 | 1.5 |
T3-4N0-1M0 | |||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
All subtypes | HR+/HER2− | HR+/HER2+ | TNBC | HR−/HER2+ | |||||||||||||
Characteristic | Total (N) | Total (N) | Total (%)a | ILC (N) | ILC (%)b | Total (N) | Total (%)a | ILC (N) | ILC (%)b | Total (N) | Total (%)a | ILC (N) | ILC (%)b | Total (N) | Total (%)a | ILC (N) | ILC (%)b |
Age (Years) | |||||||||||||||||
<50 | 10,274 | 5350 | 52.1 | 1074 | 20.1 | 1948 | 19.0 | 83 | 4.3 | 2002 | 19.5 | 15 | 0.7 | 974 | 9.5 | 13 | 1.3 |
≥50 | 28,466 | 17,956 | 63.1 | 5297 | 29.5 | 3950 | 13.9 | 380 | 9.6 | 4291 | 15.1 | 116 | 2.7 | 2269 | 8.0 | 53 | 2.3 |
Race/Ethnicity | |||||||||||||||||
NH White | 23,166 | 15,091 | 65.1 | 4746 | 31.4 | 3543 | 15.3 | 342 | 9.7 | 3223 | 13.9 | 82 | 2.5 | 1309 | 5.7 | 41 | 3.1 |
NH Black | 5430 | 2724 | 50.2 | 471 | 17.3 | 737 | 13.6 | 42 | 5.7 | 1482 | 27.3 | 15 | 1.0 | 487 | 9.0 | 11 | 2.3 |
NH American Indian, Alaska Native | 177 | 96 | 54.2 | 22 | 22.9 | 34 | 19.2 | 1 | 2.9 | 31 | 17.5 | 1 | 3.2 | 16 | 9.0 | 1 | 6.3 |
NH Asian, PI | 3709 | 2120 | 57.2 | 395 | 18.6 | 645 | 17.4 | 28 | 4.3 | 500 | 13.5 | 12 | 2.4 | 444 | 12.0 | 3 | 0.7 |
Hispanic | 5630 | 3141 | 55.8 | 705 | 22.4 | 910 | 16.2 | 48 | 5.3 | 1028 | 18.3 | 21 | 2.0 | 551 | 9.8 | 10 | 1.8 |
