Table 1.
Patient Demographics and Case Characteristics Stratified by Geographic Area.
| Overall | Geographic Area | P | |||
|---|---|---|---|---|---|
| Urban | Near-Metro | Rural | |||
| Total Number of Cases, n | 10,032 | 3,215 | 3,506 | 3,311 | |
| Age at Diagnosis | |||||
| Mean ± SD | 61.4 ± 13.6 | 60.8 ± 13.9 | 61.3 ± 13.4 | 62.1 ± 13.3 | < .001 |
| Race, n (%) | < .001 | ||||
| White | 9,332 (93.0) | 2,844 (88.5) | 3,266 (93.2) | 3,222 (97.3) | |
| African American | 617 (6.2) | 341 (10.6) | 204 (5.8) | 72 (2.2) | |
| Other | 83 (0.8) | 30 (0.9) | 36 (1.0) | 17 (0.5) | |
| Payer Status, n (%) | |||||
| Private | 4,544(45.3) | 1,681 (52.3) | 1,628 (46.4) | 1,235 (37.3) | < .001 |
| Medicaid | 4,316 (43.0) | 1,275 (39.7) | 1,478 (42.2) | 1,563 (47.2) | |
| Medicare | 829 (8.3) | 190 (5.9) | 260 (7.4) | 379 (11.4) | |
| Uninsured | 186 (1.9) | 35(1.1) | 67 (1.9) | 84 (2.5) | |
| TRICARE/VA | 99 (1.0) | 28 (0.9) | 45 (1.3) | 26 (0.8) | |
| Unknown | 58 (0.6) | 6 (0.2) | 28 (0.8) | 24 (0.7) | |
| AJCC Stage, n (%) | |||||
| Stage I | 3,952 (39.4) | 1,289 (40.1) | 1,446 (41.2) | 1,217 (36.8) | < .001 |
| Stage II | 4,029 (40.2) | 1,310 (40.7) | 1,379 (39.3) | 1,340 (40.5) | |
| Stage III | 1,838 (18.3) | 574 (17.9) | 603 (17.2) | 661 (20.0) | |
| Unknown | 213 (2.1) | 42 (1.3 | 78 (2.2) | 93 (2.8) | |
| Radiation Status, n (%) | 1,991 (19.8) | 721 (22.4) | 633 (18.1) | 637 (19.2) | < .001 |
| Breast Reconstruction, n (%) | 2,159 (21.5) | 1,001 (31.1) | 715 (20.4) | 443 (13.4) | < .001 |