Parameter Odds ratio 95% CI
Intercept 2.696*** (1.963, 3.703)
Cell-home 0.987 (0.838, 1.161)
Cell-away 0.730** (0.594, 0.897)
Reference: landline
Daytime (before 5 p.m.) 1.269** (1.084, 1.485)
Nighttime (after 7 p.m.) 1.125 (0.957, 1.322)
Reference: evening (5–7 p.m.)
Whether mother has college degree 0.923 (0.792, 1.078)
Whether R is mother 1.591*** (1.382, 1.831)
Whether R is cell-only/-mainly 0.935 (0.804, 1.088)
Whether R owns dwelling 1.032 (0.887, 1.200)
Whether R has shot card for child 1.107 (0.966, 1.268)
Number of NIS-eligible children in household 0.692*** (0.581, 0.825)
Mother’s race/ethnicity: Hispanic 0.951 (0.753, 1.203)
Mother’s race/ethnicity: non-Hispanic black only 0.914 (0.718, 1.077)
Mother’s race/ethnicity: other 1.049 (0.782, 1.407)
Reference: Mother’s race/ethnicity: non-Hispanic white only
Poverty status: above threshold, >$75,000 0.957 (0.814, 1.124)
Poverty status: below threshold 1.397** (1.157, 1.688)
Poverty status: unknown 0.472*** (0.344, 0.648)
Reference: Poverty status: at or above threshold, <$75,000
Mother’s age ≤29 0.950 (0.815, 1.108)