Table 1.
Characteristics and mode of assignment of Medicare patients included in SEER-Medicare analysis.
| Lung/Bronchus | Prostate | Breast | Colorectal | Other | Total | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| N | % | N | % | N | % | N | % | N | % | N | % | ||
| 66–74 | 2,853 | 42% | 3,366 | 55% | 1,939 | 45% | 268 | 26% | 166 | 42% | 8,592 | 46% | |
| 75+ | 3,958 | 58% | 2,725 | 45% | 2,388 | 55% | 781 | 74% | 233 | 58% | 10,085 | 54% | |
| White | 5,902 | 87% | 5,034 | 83% | 3,868 | 89% | 907 | 86% | 344 | 86% | 16,055 | 86% | |
| Black | 559 | 8% | 590 | 10% | 230 | 5% | 84 | 8% | 27 | 7% | 1,490 | 8% | |
| Other | 350 | 5% | 467 | 8% | 229 | 5% | 58 | 6% | 28 | 7% | 1,132 | 6% | |
| Married | 3,305 | 49% | 4,285 | 70% | 2,018 | 47% | 461 | 44% | 200 | 50% | 10,269 | 55% | |
| Not Married | 3,506 | 51% | 1,806 | 30% | 2,309 | 53% | 588 | 56% | 199 | 50% | 8,408 | 45% | |
| Region | |||||||||||||
| Midwest | 1,049 | 15% | 794 | 13% | 523 | 12% | 237 | 23% | 52 | 13% | 2,655 | 14% | |
| Northeast | 1,727 | 25% | 1,461 | 24% | 1,155 | 27% | 391 | 37% | 142 | 36% | 4,876 | 26% | |
| South | 1,579 | 23% | 1,075 | 18% | 710 | 16% | 217 | 21% | 67 | 17% | 3,648 | 20% | |
| West | 2,456 | 36% | 2,761 | 45% | 1,939 | 45% | 204 | 19% | 138 | 35% | 7,498 | 40% | |
| Stage | |||||||||||||
| I | 1,653 | 24% | 491 | 8% | 2,435 | 56% | 248 | 24% | 205 | 51% | 5,032 | 27% | |
| II | 214 | 3% | 5,216 | 86% | 1,128 | 26% | 340 | 32% | 53 | 13% | 6,951 | 37% | |
| III | 1821 | 27% | 139 | 2% | 225 | 5% | 288 | 27% | 52 | 13% | 2,525 | 14% | |
| IV | 2988 | 44% | 220 | 4% | 89 | 2% | 169 | 16% | 82 | 21% | 3,548 | 19% | |
| Unknown | 135 | 2% | 25 | 0% | 450 | 10% | 4 | 0% | 7 | 2% | 621 | 3% | |
Note: “Other” category includes: Corpus Uteri, Kidney/Renal Pelvis/Ureter, Liver/Intrahepatic Bile Duct/Gall Bladder, Ovary and Other Female Genital, Pancreas/Billiary Tract