Table 1.
Patient characteristics and receipt of treatment
| N1 | %1 | % Initial Mastectomy2 |
P3 | % Recon after Mastectomy2 |
P3 | |
|---|---|---|---|---|---|---|
| Tumor Size | <.001 | <.001 | ||||
| <10 mm | 372 | 22.7 | 15.9 | 48.3 | ||
| 10–19 mm | 509 | 31.1 | 19.1 | 36.5 | ||
| 20–39 mm | 440 | 26.9 | 27.9 | 27.9 | ||
| 40+mm | 210 | 12.8 | 47.9 | 34.3 | ||
| Missing | 108 | 6.6 | 34.0 | 39.9 | ||
| Histologic Grade | <.001 | .005 | ||||
| 1 | 272 | 16.6 | 14.4 | 45.6 | ||
| 2 | 587 | 35.8 | 24.3 | 34.7 | ||
| 3 | 592 | 36.1 | 30.5 | 32.5 | ||
| 4 | 60 | 3.7 | 22.7 | 44.6 | ||
| Missing | 128 | 7.8 | 28.9 | 33.9 | ||
| Tumor Behavior | <.001 | <.001 | ||||
| DCIS | 330 | 20.1 | 14.4 | 56.3 | ||
| Invasive | 1309 | 79.9 | 27.5 | 31.8 | ||
| Contraindications to BCS | <.001 | .161 | ||||
| No Contraindications | 1423 | 86.8 | 16.9 | 36.3 | ||
| Contraindications | 216 | 13.2 | 85.6 | 32.9 | ||
| Age Group | <.001 | <.001 | ||||
| <50 | 438 | 26.7 | 33.9 | 54.1 | ||
| 50–64 | 721 | 44.0 | 22.8 | 37.4 | ||
| ≥65 | 480 | 29.3 | 21.2 | 8.2 | ||
| Race | .239 | .038 | ||||
| Latina | 505 | 25.3 | 29.8 | 28.1 | ||
| Black | 436 | 26.6 | 24.5 | 33.1 | ||
| White | 749 | 45.7 | 23.8 | 38.4 | ||
| Other | 39 | 2.4 | 25.8 | 22.5 | ||
| Education | .525 | <.001 | ||||
| H.S. Grad or Less | 657 | 40.1 | 24.4 | 18.7 | ||
| Some College or More | 982 | 59.9 | 25.3 | 42.2 | ||
| Marital Status | .703 | <.001 | ||||
| Not Married | 728 | 44.4 | 25.3 | 25.7 | ||
| Married/Partner | 911 | 55.6 | 24.8 | 41.6 | ||
| SEER Site | .003 | <.001 | ||||
| LA | 884 | 53.9 | 23.9 | 32.0 | ||
| Detroit | 755 | 46.1 | 27.9 | 43.5 | ||
1.
Values are expressed as number and unweighted percentages
2.
Values are expressed as weighted percentages to account for the sampling design
3.
P values test differences in distribution of receipt of treatment by subgroups