Table 5.
The mean and variance of relative risk for breast cancer mortality calculated by the spatial function in Eq.(1) and the proportion of high-risk, low-risk, and nonsignificant-risk counties for African American women in each regional division compared to the mean national level.
| Age | Division | N | Mean | Variance | High-risk (%) | Nonsig-risk (%) | Low-risk (%) |
|---|---|---|---|---|---|---|---|
| 40-49 | NE | 67 | 1.80 | 2.29 | 47.8 | 6.0 | 46.3 |
| MA | 150 | 1.80 | 1.20 | 62.7 | 17.3 | 20.0 | |
| ENC | 437 | 1.89 | 1.53 | 65.7 | 16.9 | 17.4 | |
| WNC | 618 | 1.07 | 0.74 | 22.2 | 22.8 | 55.0 | |
| SA | 590 | 1.26 | 0.90 | 37.8 | 15.9 | 46.3 | |
| ESC | 364 | 0.76 | 0.26 | 17.3 | 13.5 | 69.2 | |
| WSC | 470 | 1.01 | 0.67 | 24.9 | 22.8 | 52.3 | |
| MO | 280 | 1.15 | 0.47 | 28.9 | 36.8 | 34.3 | |
| PA | 133 | 2.39 | 1.24 | 88.7 | 9.8 | 1.5 | |
| Total | 3109 | 1.29 | 1.04 | 37.0 | 19.7 | 43.3 | |
| 50-59 | NE | 67 | 2.43 | 1.68 | 79.1 | 14.9 | 6.0 |
| MA | 150 | 2.49 | 2.13 | 84.0 | 12.7 | 3.3 | |
| ENC | 437 | 1.61 | 1.92 | 52.6 | 29.1 | 18.3 | |
| WNC | 618 | 1.09 | 1.11 | 21.4 | 35.6 | 43.0 | |
| SA | 590 | 1.25 | 0.77 | 41.2 | 15.9 | 42.9 | |
| ESC | 364 | 0.81 | 0.31 | 19.0 | 17.9 | 63.2 | |
| WSC | 470 | 0.89 | 0.34 | 19.6 | 18.9 | 61.5 | |
| MO | 280 | 1.19 | 0.54 | 29.3 | 49.6 | 21.1 | |
| PA | 133 | 1.81 | 1.75 | 57.9 | 28.6 | 13.5 | |
| Total | 3109 | 1.26 | 1.17 | 35.5 | 25.8 | 38.7 | |
| 60-69 | NE | 67 | 1.21 | 1.24 | 38.8 | 10.5 | 50.8 |
| MA | 150 | 1.74 | 0.89 | 64.0 | 24.0 | 12.0 | |
| ENC | 437 | 1.35 | 0.77 | 44.6 | 25.4 | 30.0 | |
| WNC | 618 | 1.27 | 0.66 | 36.4 | 44.8 | 18.8 | |
| SA | 590 | 1.13 | 0.59 | 42.5 | 11.0 | 46.4 | |
| ESC | 364 | 0.90 | 0.30 | 30.2 | 10.2 | 59.6 | |
| WSC | 470 | 0.86 | 0.31 | 21.1 | 15.5 | 63.4 | |
| MO | 280 | 1.36 | 0.57 | 50.7 | 30.7 | 18.6 | |
| PA | 133 | 2.66 | 1.77 | 93.2 | 6.0 | 0.8 | |
| Total | 3109 | 1.24 | 0.77 | 40.8 | 22.5 | 36.7 | |
| 70+ | NE | 67 | 1.91 | 1.89 | 49.3 | 50.7 | 0.0 |
| MA | 150 | 1.83 | 0.85 | 63.3 | 36.7 | 0.0 | |
| ENC | 437 | 1.73 | 2.90 | 39.1 | 57.9 | 3.0 | |
| WNC | 618 | 0.75 | 0.21 | 5.8 | 50.0 | 48.2 | |
| SA | 590 | 1.29 | 0.60 | 35.8 | 45.4 | 18.8 | |
| ESC | 364 | 0.97 | 0.31 | 15.1 | 59.1 | 25.8 | |
| WSC | 470 | 1.01 | 0.40 | 16.4 | 53.2 | 30.4 | |
| MO | 280 | 1.50 | 1.43 | 12.9 | 67.9 | 19.3 | |
| PA | 133 | 2.12 | 1.15 | 66.2 | 33.8 | 0.0 | |
| Total | 3109 | 1.26 | 1.08 | 25.8 | 51.3 | 22.9 |
Abbreviation: NE = New England; MA = Mid-Atlantic; ENC = East North Central; WNC = West North Central; SA = South Atlantic; ESC = East South Central; WSC = West South Central; MO = Mountain; PA = Pacific; % = row percentage Percentages of at least 50.0% are in bold.