Variables | Odds Ratio | 95% Confidence Interval |
---|---|---|
PCP supply in county of residence | ||
Quintile 1 (most access) | 1.000 | Index |
Quintile 2 | 1.081* | 1.031–1.133 |
Quintile 3 | 1.053† | 1.004–1.105 |
Quintile 4 | 1.088* | 1.039–1.139 |
Quintile 5 (least access) | 1.187* | 1.136–1.241 |
Individual variables | ||
Demographic | ||
Age | 1.120* | |
Education | ||
Some high school | 1.080* | 1.023–1.141 |
High school graduate | 1.00 | Index |
Some college | 0.966 | 0.931–1.002 |
College graduate | 0.668* | 0.642–0.694 |
Parental status | ||
No children | 1.00 | Index |
Parent | 1.063* | 1.023–1.104 |
Race/ethnicity | ||
Non-Hispanic white | 1.00 | Index |
Black | 1.611* | 1.527–1.701 |
Hispanic | 1.124* | 1.061–1.191 |
Other race | 0.681* | 0.631–0.735 |
Marital status | ||
Married | 1.00 | Index |
Never married | 1.048 | 0.999–1.100 |
Divorced | 0.993 | 0.956–1.030 |
Insured** | 1.076 | 1.025–1.130 |
Income ($/year) | ||
<15,000 | 1.119* | 1.025–1.130 |
15,000–20,000 | 1.022† | 1.025–1.222 |
20,000–25,000 | 1.002 | 0.924–1.086 |
25,000–35,000 | 0.890* | 0.821–0.966 |
35,000–50,000 | 0.827* | 0.766–0.894 |
50,000–75,000 | 0.842* | 0.766–0.894 |
>75,000 | 0.659* | 0.682–0.713 |
Smoking status | ||
Never smoker | 1.00 | Index |
Smoker | 0.768* | 0.735–0.802 |
Former smoker | 1.175* | 1.136–1.215 |
County-level variables | ||
Black race (%) | 1.042 | 0.916–1.185 |
Rural-urban continuum codes | ||
1 (Most urban) | 1.000 | Index |
2 | 1.133* | 1.089–1.178 |
3 | 1.171* | 1.117–1.227 |
4 | 1.222* | 1.156–1.292 |
5 | 1.179* | 1.098–1.265 |
6 | 1.187* | 1.122–1.256 |
7 | 1.190* | 1.110–1.274 |
8 | 1.081 | 0.950–1.231 |
9 (Most rural) | 1.245* | 1.070–1.448 |
County poverty | ||
Low | 1.000 | Index |
Low/mid | 1.038 | 0.994–1.084 |
Mid/high | 1.049 | 1.006–1.094 |
High | 1.095 | 1.043–1.150 |
Data are based on N = 392,535 individuals. Obesity is defined as body mass index ≥30 kg/m2.
↵* P ≤ .05.
↵† P ≤ .01.
Data Sources: 2012 Behavioral Risk Factor Surveillance System, 2012 AMA Masterfile, 2010 Census estimates of county population, 2003 rural urban continuum codes, and 2012–2013 Area Resource Files.
PCP, primary care physician.