Table 4.
Relationship between county sociodemographic characteristics and absence of mammography machines, 2009
| Unadjusted | Adjusteda | |||||
|---|---|---|---|---|---|---|
|
|
|
|||||
| Odds ratio | 95 % CI | p value | Odds ratio | 95 % CI | p value | |
| Population density | ||||||
| Highest | 1.0 | 1.0 | ||||
| Middle | 5.6 | (4.1, 7.6) | < .0001 | 2.9 | (2.1, 4.1) | < .0001 |
| Lowest | 21.2 | (15.9, 28.9) | < .0001 | 11.0 | (7.7, 15.9) | < .0001 |
| Percent insured | ||||||
| Highest | 1.0 | 1.0 | ||||
| Middle | 2.6 | (2.1, 1.3) | < .0001 | 1.7 | (1.3, 2.3) | < .0001 |
| Lowest | 5.7 | (4.6, 7.1) | < .0001 | 3.3 | (2.5, 4.3) | < .0001 |
| Percent in poverty | ||||||
| Highest | 1.0 | 1.0 | ||||
| Middle | 0.6 | (0.5, 0.7) | < .0001 | 1.0 | (0.8, 1.3) | NS |
| Lowest | 0.6 | (0.5, 0.7) | < .0001 | 1.3 | (1.0, 1.8) | NS |
| Household income inequality | ||||||
| Highest | 1.0 | 1.0 | ||||
| Middle | 2.6 | (2.0, 3.2) | < .0001 | 1.0 | (0.7, 1.4) | NS |
| Lowest | 6.1 | (4.9, 7.7) | < .0001 | 1.6 | (1.1, 2.3) | 0.01 |
| Primary care physician density | ||||||
| Highest | 1.0 | 1.0 | ||||
| Middle | 1.9 | (1.4, 2.4) | < .0001 | 1.8 | (1.3, 2.4) | < .0001 |
| Lowest | 11.5 | (9.1, 14.6) | < .0001 | 8.9 | (6.8, 11.7) | < .0001 |
a
Values for each variable adjusted for all other variables in table