Variable^{a} | Adjusted OR^{b}(95% CI) | Coefficient (SE) | P Value of H_{0}: Coefficient=0 | P Value of H_{0}: Linear in Logit^{c} |
---|---|---|---|---|

CI=confidence interval; H_{0}=null hypothesis; OR=odds ratio; SILS=Single-Item Literacy Screener. | ||||

^{a} Listed in order of introduction into the model during the step-forward process. | ||||

^{b} Odds ratio after adjustment for the other variables in the model. | ||||

^{c} Results of fractional polynomial method. | ||||

^{d} Odds ratios and coefficients reported are per unit increase, according to the code in Table 1. | ||||

Self-rated reading ability^{d} | 3.37 (1.71–6.63) | 1.22 (0.35) | <.001 | .82 |

SILS result^{d} | 2.03 (1.26–3.26) | 0.71 (0.24) | .003 | .32 |

Highest education level^{d} | 1.89 (1.12–3.18) | 0.64 (0.27) | .02 | .94 |

Male sex | 4.46 (1.53–12.99) | 1.50 (0.55) | .006 | – |

Nonwhite race | 3.73 (1.04–13.40) | 1.32 (0.65) | .04 | – |

Constant | – | –4.94 (0.86) | <.001 | – |