Table 5 Multiple linear regression models of cell phone usage as a function of health literacy and other maternal characteristics, text4baby programs, two Metro Atlanta WIC clinics, 2012
| Â | Sharing a cell phone | Changed phone numbers at least once in the previous six months | Receiving nine or more messages a day | |
|---|---|---|---|---|
Predictor | OR (95% CI) | OR (95% CI) | OR (95% CI) | |
NVS score | Limited vs. Intermediate | 2.6 (1.8, 3.7) | 1.1 (0.8, 1.4) | 1.2 (0.9, 1.6) |
Limited vs. Adequate | 1.7 (1.1, 2.6) | 1.4 (0.9, 2.0) | 1.38 (1.0, 1.9) | |
Maternal age | (18–22) vs. (22–28) | 1.3 (0.8, 2.1) | 1.5 (1.1, 2.0) | 1.9 (1.4, 2.6) |
(18–22) vs. (28–46) | 0.4 (0.30, 0.60) | 1.8 (1.2, 2.6) | 5.1 (3.8, 6.8) | |
Income | (<$10,000) versus ($10,000-$20,000) | 2.2 (1.2, 4.0) | 1.2 (0.9, 1.7) | 1.4 (1.1, 1.9) |
(<$10,000) versus (>$20,000) | 4.2 (1.5,12.2) | 1.2 (0.9, 1.7) | 0.6 (0.5, 0.8) | |
Education | <HS versus HS/vocational training | 0.9 (0.5, 1.7) | 0.9 (0.6, 1.2) | 1.2 (0.7, 2.0) |
| Â | <HS versus some college or above | 1.7 (0.9, 3.3) | 1.8 (1.2, 2.6) | 1.2 (0.7, 2.0) |
Employment | Employed versus Unemployed/Student | 1.0 (0.7, 1.5) | 0.7 (0.6, 0.9) | 0.9 (0.7, 1.1) |