Table 2.
Univariate and multivariate logistic regression of variables.
|  | Variable | Odds ratio (95% CI) | P value | |||
| Univariate logistic regression | ||||||
|  | Sex | |||||
|  |  | Female | 1.147 (0.118 to 0.156) | <.001 | ||
|  | House type | |||||
|  |  | Urban | 6.743 (1.888 to 1.929) | <.001 | ||
|  | Age groups (years) | |||||
|  |  | 19-40 | 1.472 (0.360 to 0.413) | <.001 | ||
|  |  | 40-59 | 1.061 (0.033 to 0.086) | <.001 | ||
|  |  | ≥60 | 0.436 (–0.857 to –0.803) | <.001 | ||
|  | Income | |||||
|  |  | More than minimum wage | 2.087 (0.716 to 0.756) | <.001 | ||
|  | Region | |||||
|  |  | North | 0.361 (–1.057 to –0.979) | <.001 | ||
|  |  | Northeast | 0.338 (–0.985 to –0.909) | <.001 | ||
|  |  | South | 0.847 (–0.214 to –0.118) | <.001 | ||
|  |  | Southeast | 1.005 (–0.039 to 0.048) | .83 | ||
|  | Race | |||||
|  |  | White | 1.618 (0.448 to 0.515) | <.001 | ||
|  |  | Multiracial | 0.889 (–0.148 to –0.087) | <.001 | ||
|  |  | Other | 0.903 (–0.183 to –0.021) | .014 | ||
| Stepwise multivariate logistic regression | ||||||
|  | Sex | |||||
|  |  | Female | 1.100 (0.019 to 0.171) | .01 | ||
|  | House type | |||||
|  |  | Urban | 3.393 (1.037 to 1.406) | <.001 | ||
|  | Age groups (years) | |||||
|  |  | 19-40 | 1.016 (–0.202 to 0.233) | .89 | ||
|  |  | 41-60 | 0.470 (–0.966 to –0.543) | <.001 | ||
|  |  | ≥60 | 0.265 (–1.599 to –1.061) | <.001 | ||
|  | Income | |||||
|  |  | More than minimum wage | 1.955 (0.290 to 1.051) | <.001 | ||
|  | Region | |||||
|  |  | North | 0.174 (–1.982 to –1.514) | <.001 | ||
|  |  | Northeast | 0.365 (–1.231 to –0.786) | <.001 | ||
|  |  | South | 1.303 (–0.067 to 0.596) | .12 | ||
|  |  | Southeast | 1.036 (–0.227 to 0.297) | .79 | ||
|  | Race | |||||
|  |  | White | 1.323 (0.099 to 0.460) | <.001 | ||
|  |  | Multiracial | 1.136 (–0.037 to 0.293) | .13 | ||
|  |  | Other | 1.181 (–0.288 to 0.621) | .47 | ||