Research Article
The Impact of Race in Male Breast Cancer Treatment and Outcome in the United States: A Population-Based Analysis of 4,279 Patients
Table 2
Primary treatment by stage and race.
| | Stage | Total | White | Black | Hispanic | Asian | Chi-square value |
| | 0 | | | | | | = 0.357 | | None | 37 (8.5%) | 25 (7.7%) | 4 (6.9%) | 4 (11.4%) | 4 (21.1%) | | | RT alone | 2 (0.5%) | 2 (0.6%) | 0 (0.0%) | 0 (0.0%) | 0 (0.0%) | | | Partial mast. | 112 (25.7%) | 73 (22.6%) | 19 (32.8%) | 13 (37.1%) | 7 (36.8%) | | | Nipple-sparing mast. | 8 (1.8%) | 6 (1.9%) | 2 (3.4%) | 0 (0.0%) | 0 (0.0%) | | | Simple mast. | 201 (46.2%) | 158 (48.9%) | 22 (37.9%) | 14 (40.0%) | 7 (36.8%) | | | Modified rad. mast. | 75 (17.2%) | 59 (18.3%) | 11 (19.0%) | 4 (11.4%) | 1 (5.3%) | | | Rad. mast. | 0 (0.0%) | 0 (0.0%) | 0 (0.0%) | 0 (0.0%) | 0 (0.0%) | | | I | | | | | | = 0.886 | | None | 22 (1.7%) | 17 (1.7%) | 2 (1.4%) | 2 (2.7%) | 1 (1.4%) | | | Primary RT | 4 (0.3%) | 4 (0.4%) | 0 (0.0%) | 0 (0.0%) | 0 (0.0%) | | | Partial mast. | 200 (15.3%) | 150 (14.7%) | 21 (14.8%) | 18 (24.0%) | 11 (15.1%) | | | Nipple-sparing mast. | 8 (0.6%) | 5 (0.5%) | 2 (1.4%) | 1 (1.3%) | 0 (0.0%) | | | Simple mast. | 366 (28.0%) | 285 (28.0%) | 43 (30.3%) | 16 (21.3%) | 22 (30.1%) | | | Modified rad. mast. | 700 (53.6%) | 550 (54.1%) | 73 (51.4%) | 38 (50.7%) | 39 (53.4%) | | | Rad. mast. | 7 (0.5%) | 6 (0.6%) | 1 (0.7%) | 0 (0.0%) | 0 (0.0%) | | | II | | | | | | = 0.226 | | None | 21 (1.3%) | 12 (1.0%) | 7 (3.5%) | 0 (0.0%) | 2 (2.5%) | | | Primary RT | 7 (0.4%) | 5 (0.4%) | 1 (0.5%) | 1 (1.2%) | 0 (0.0%) | | | Partial mast. | 149 (9.2%) | 112 (9.0%) | 18 (9.0%) | 8 (9.5%) | 11 (13.6%) | | | Nipple-sparing mast. | 5 (0.3%) | 5 (0.4%) | 0 (0.0%) | 0 (0.0%) | 0 (0.0%) | | | Simple mast. | 355 (22.0%) | 286 (22.9%) | 38 (19.1%) | 16 (19.0%) | 15 (18.5%) | | | Modified rad. mast. | 1,060 (65.6%) | 819 (65.5%) | 130 (65.3%) | 58 (69.0%) | 53 (65.4%) | | | Rad. mast. | 18 (1.1%) | 12 (1.0%) | 5 (2.5%) | 1 (1.2%) | 0 (0.0%) | | | III | | | | | | = 0.402 | | None | 26 (3.9%) | 14 (2.8%) | 9 (8.7%) | 1 (2.6%) | 2 (6.7%) | | | Primary RT | 3 (0.5%) | 3 (0.6%) | 0 (0.0%) | 0 (0.0%) | 0 (0.0%) | | | Partial mast. | 26 (3.9%) | 20 (4.1%) | 3 (2.9%) | 2 (5.1%) | 1 (3.3%) | | | Nipple-sparing mast. | 1 (0.2%) | 0 (0.0%) | 1 (1.0%) | 0 (0.0%) | 0 (0.0%) | | | Simple mast. | 75 (11.3%) | 56 (11.4%) | 9 (8.7%) | 5 (12.8%) | 5 (16.7%) | | | Modified rad. mast. | 521 (78.3%) | 390 (79.1%) | 78 (75.7%) | 31 (79.5%) | 22 (73.3%) | | | Rad. mast. | 13 (2.0%) | 10 (2.0%) | 3 (2.9%) | 0 (0.0%) | 0 (0.0%) | | | IV | | | | | | = 0.116 | | None | 60 (26.3%) | 33 (21.0%) | 15 (30.6%) | 6 (46.2%) | 6 (66.7%) | | | Primary RT | 43 (18.9%) | 29 (18.5%) | 11 (22.4%) | 3 (23.1%) | 0 (0.0%) | | | Partial mast. | 24 (10.5%) | 17 (10.8%) | 7 (14.3%) | 0 (0.0%) | 0 (0.0%) | | | Nipple-sparing mast. | 0 (0.0%) | 0 (0.0%) | 0 (0.0%) | 0 (0.0%) | 0 (0.0%) | | | Simple mast. | 30 (13.2%) | 24 (15.3%) | 4 (8.2%) | 0 (0.0%) | 2 (22.2%) | | | Modified rad. mast. | 68 (29.8%) | 51 (32.5%) | 12 (24.5%) | 4 (30.8%) | 1 (11.1%) | | | Rad. mast. | 3 (1.3%) | 3 (1.9%) | 0 (0.0%) | 0 (0.0%) | 0 (0.0%) | |
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Mast = mastectomy; RT = radiotherapy.
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