Table 5.
Cancer-specific mortality and all-cause mortality of male breast cancer stratified by different factors.
| Cancer-specific mortality | Cancer-specific mortality | All-cause mortality | All-cause mortality | |||||
| No. | % | 1000 person-years | 95% CI | No. | % | 1000 person-years | 95% CI | |
| Age | ||||||||
| <50 | 174 | 24.0 | 26.367 | 22.727–30.591 | 232 | 32.0 | 35.156 | 30.911–39.984 |
| 50–64 | 476 | 22.9 | 31.137 | 28.448–34.080 | 758 | 36.5 | 49.582 | 46.157–53.260 |
| ≥65 | 569 | 18.6 | 33.551 | 30.878–36.457 | 1743 | 57.0 | 103.606 | 98.823–108.620 |
| Race | ||||||||
| White | 944 | 19.9 | 29.358 | 27.531–31.305 | 2246 | 47.3 | 70.004 | 67.152–72.978 |
| Black | 230 | 30.1 | 52.686 | 46.260–60.006 | 375 | 49.1 | 86.108 | 77.777–95.332 |
| Other | 43 | 13.7 | 20.549 | 15.186–7.806 | 107 | 34.2 | 51.863 | 42.872–62.738 |
| Histology | ||||||||
| Ductal | 990 | 21.0 | 32.582 | 30.605–34.686 | 2154 | 45.7 | 70.909 | 67.964–73.982 |
| Papillary | 12 | 7.1 | 9.361 | 5.317–16.484 | 71 | 42.3 | 55.390 | 43.894–69.895 |
| Others | 217 | 22.1 | 30.132 | 26.311–34.506 | 508 | 51.8 | 71.508 | 65.484–78.087 |
| Marital status | ||||||||
| Single | 170 | 21.8 | 36.678 | 31.517–42.685 | 348 | 44.7 | 75.333 | 67.768–83.742 |
| Married | 769 | 19.7 | 27.814 | 25.904–29.865 | 1732 | 44.4 | 62.885 | 59.979–65.932 |
| Separated/Widowed/Divorced | 233 | 26.1 | 47.397 | 41.639–3.951 | 539 | 60.4 | 109.904 | 100.942–119.661 |
| AJCC stage | ||||||||
| I | 111 | 7.7 | 9.905 | 8.224–11.931 | 437 | 30.2 | 38.997 | 35.507–42.830 |
| II | 326 | 15.7 | 24.176 | 21.678–26.961 | 842 | 40.5 | 62.647 | 58.544–67.038 |
| III | 304 | 34.7 | 62.170 | 55.539–69.592 | 520 | 59.3 | 106.018 | 97.246–115.581 |
| IV | 172 | 77.1 | 251.103 | 215.164–293.047 | 197 | 88.3 | 283.856 | 245.473–∼328.242 |
| Grade | ||||||||
| I | 47 | 7.9 | 10.957 | 8.207–14.628 | 187 | 31.4 | 43.827 | 37.930–50.640 |
| II | 371 | 15.0 | 24.109 | 21.762–26.710 | 927 | 37.4 | 60.602 | 56.810–64.648 |
| III | 469 | 26.1 | 46.280 | 42.246–50.698 | 869 | 48.4 | 85.747 | 80.191–91.688 |
| IV | 33 | 48.5 | 61.580 | 43.307–87.562 | 55 | 80.9 | 105.282 | 80.433∼137.808 |
| ER status | ||||||||
| Positive | 718 | 16.6 | 28.552 | 26.534–30.724 | 1604 | 37.0 | 63.534 | 60.488–66.734 |
| Negative | 64 | 30.6 | 46.855 | 36.456–60.220 | 102 | 48.8 | 76.043 | 62.447∼92.599 |
| PR status | ||||||||
| Positive | 583 | 15.2 | 26.549 | 24.477–28.796 | 1265 | 35.6 | 61.856 | 58.650–65.237 |
| Negative | 180 | 29.1 | 47.630 | 41.088–55.213 | 299 | 48.3 | 79.293 | 70.714–88.912 |
| Her2 status | ||||||||
| Positive | 23 | 9.5 | 36.236 | 24.080–54.530 | 39 | 16.0 | 61.444 | 44.893–84.098 |
| Negative | 110 | 6.5 | 22.235 | 18.430–26.827 | 215 | 12.7 | 43.247 | 37.800–49.478 |
| Radiation | ||||||||
| No | 837 | 19.3 | 27.976 | 26.125–29.958 | 2058 | 47.5 | 69.189 | 66.243–72.267 |
| Yes | 382 | 25.0 | 42.368 | 38.326– 46.838 | 675 | 44.3 | 74.755 | 69.319–80.617 |
| Surgery | ||||||||
| Refused | 29 | 58.0 | 208.178 | 143.739–301.507 | 41 | 82.0 | 282.528 | 205.579–388.280 |
| Performed | 1190 | 20.5 | 30.739 | 29.030– 32.549 | 2692 | 46.3 | 69.752 | 67.153–72.452 |