Table 3.
Multivariate linear regression model with the 21-item and 6-item General Health Numeracy Tests (GHNT-21 and GHNT-6, respectively) predicting medication understanding.
| Predictor | GHNT-21 | GHNT-6 | ||||||
|---|---|---|---|---|---|---|---|---|
|
| ||||||||
| Unstandardized coefficient
|
β | P-value | Unstandardized coefficient
|
β | P-value | |||
| B | SE | B | SE | |||||
| Model 1: Dependent Variable = medication understanding | ||||||||
| GHNT | 26.78 | 5.01 | 0.36 | .000 | 14.10 | 4.04 | 0.25 | .001 |
| Model 2: Dependent Variable = medication understanding | ||||||||
| GHNT | 21.16 | 6.52 | 0.29 | .001 | 8.98 | 4.63 | 0.16 | .054 |
| Age | −0.22 | 0.09 | −0.17 | .015 | −0.28 | 0.09 | −0.22 | .001 |
| Gender (Male vs. Female) | 4.84 | 2.47 | 0.13 | .052 | 5.44 | 2.53 | 0.15 | .033 |
| Race (Caucasian/White vs. African American/Black) | −2.28 | 3.23 | −0.06 | .481 | −5.42 | 3.06 | −0.14 | .078 |
| Income (≤39K vs. ≥40K) | 1.12 | 2.58 | 0.03 | .664 | 2.67 | 2.56 | 0.08 | .299 |
Notes: GHNT = General Health Numeracy Test; B = unstandardized coefficient; SE = standard error; β = standardized coefficient.