Table 4.
Estimation of marginal distributions for income and health insurance, and linear regression coefficients for the regression of BMI (dependent variable) on income, age and gender (independent variables). (Complete case analysis presented is weighted.)
Methods | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Sample | Estimation | Variable | Complete Case | Parametric MI (M=5) | Synthetic MI (L=100, S=30, M=5) | |||||||
Exclude weights | Include log(weights) | Exclude weights | Include log(weights) | |||||||||
Pt.est. | SE | Pt.est. | SE | Pt.est. | SE | Pt.est. | SE | Pt.est. | SE | |||
Full Sample | Marginal | Low Income | 0.50 | 0.04 | 0.50 | 0.04 | 0.52 | 0.05 | 0.52 | 0.04 | 0.51 | 0.04 |
Medium Income | 0.38 | 0.04 | 0.36 | 0.04 | 0.36 | 0.04 | 0.36 | 0.04 | 0.36 | 0.04 | ||
High Income | 0.12 | 0.03 | 0.14 | 0.03 | 0.12 | 0.03 | 0.13 | 0.03 | 0.13 | 0.03 | ||
No insurance | 0.22 | 0.04 | 0.24 | 0.04 | 0.24 | 0.04 | 0.24 | 0.04 | 0.24 | 0.04 | ||
Regression | Intercept | 27.0 | 2.75 | 26.1 | 2.02 | 25.8 | 2.05 | 26.3 | 2.29 | 26.2 | 2.30 | |
Medium income | 0.47 | 1.40 | 0.35 | 1.21 | 0.39 | 1.19 | 0.37 | 0.94 | 0.37 | 0.95 | ||
High income | 0.27 | 1.43 | −0.47 | 1.32 | −0.33 | 1.37 | −0.36 | 1.40 | −0.31 | 1.40 | ||
Age | 0.02 | 0.04 | 0.03 | 0.03 | 0.04 | 0.03 | 0.03 | 0.03 | 0.03 | 0.03 | ||
Female | 2.29 | 1.30 | 2.72 | 1.06 | 2.56 | 1.07 | 2.57 | 1.06 | 2.55 | 1.05 | ||
Whites Domain | Marginal | Low Income | 0.30 | 0.07 | 0.36 | 0.07 | 0.35 | 0.06 | 0.34 | 0.06 | 0.34 | 0.06 |
Medium Income | 0.53 | 0.08 | 0.48 | 0.07 | 0.50 | 0.07 | 0.49 | 0.06 | 0.49 | 0.06 | ||
High Income | 0.17 | 0.06 | 0.16 | 0.06 | 0.15 | 0.05 | 0.17 | 0.06 | 0.17 | 0.06 | ||
No insurance | 0.24 | 0.07 | 0.21 | 0.06 | 0.21 | 0.06 | 0.19 | 0.06 | 0.19 | 0.06 | ||
Regression | Intercept | 31.1 | 3.9 | 32.4 | 4.7 | 31.0 | 4.1 | 31.0 | 4.2 | 31.0 | 4.1 | |
Medium income | −1.6 | 3.25 | −2.8 | 2.83 | −2.1 | 2.72 | −1.8 | 2.96 | −1.7 | 2.97 | ||
High income | −3.1 | 3.60 | −3.5 | 3.42 | −3.2 | 3.18 | −3.1 | 3.65 | −3.0 | 3.62 | ||
Age | 0.02 | 0.06 | −0.01 | 0.06 | 0.02 | 0.06 | 0.02 | 0.06 | 0.02 | 0.05 | ||
Female | −1.7 | 2.39 | −0.13 | 2.13 | −0.68 | 2.11 | −0.80 | 2.17 | −0.75 | 2.17 |