From: Multiple imputation for estimating hazard ratios and predictive abilities in case-cohort surveys
Full cohort | Multiple imputation | |||||||
---|---|---|---|---|---|---|---|---|
Est |
| SE | % H 0 rejected | Est |
| SE | % H 0 rejected | |
Z2 normally distributed | ||||||||
β 1 = β 2 = β 3 = 0 | ||||||||
C 1 | 0.518 | 0.033 | 0.012 | 0.518 | 0.033 | 0.012 | ||
C 2 | 0.524 | 0.033 | 0.013 | 0.526 | 0.033 | 0.013 | ||
Δ | 0.006 | 0.010 | 0.010 | 3.7 | 0.008 | 0.012 | 0.010 | 3.4 |
β 1 = β 2 = β 3 = log(2) | ||||||||
C 1 | 0.733 | 0.029 | 0.014 | 0.733 | 0.029 | 0.014 | ||
C 2 | 0.783 | 0.027 | 0.013 | 0.783 | 0.027 | 0.014 | ||
Δ | 0.049 | 0.010 | 0.010 | 100 | 0.049 | 0.010 | 0.011 | 100 |
Z2 normally distributed | ||||||||
β 1 = β 2 = β 3 = 0 | ||||||||
C 1 | 0.518 | 0.033 | 0.012 | 0.518 | 0.033 | 0.012 | ||
C 2 | 0.524 | 0.033 | 0.013 | 0.520 | 0.031 | 0.016 | ||
Δ | 0.006 | 0.010 | 0.009 | 5.5 | 0.002 | 0.013 | 0.012 | 4.2 |
β 1 = β 2 = β 3 = log(2) | ||||||||
C 1 | 0.784 | 0.013 | 0.006 | 0.784 | 0.013 | 0.006 | ||
C 2 | 0.881 | 0.011 | 0.006 | 0.866 | 0.011 | 0.006 | ||
Δ | 0.097 | 0.005 | 0.005 | 100 | 0.082 | 0.005 | 0.004 | 100 |
Z2 uniformly distributed | ||||||||
β 1 = β 2 = β 3 = 0 | ||||||||
C 1 | 0.532 | 0.055 | 0.019 | 0.532 | 0.055 | 0.019 | ||
C 2 | 0.540 | 0.055 | 0.019 | 0.541 | 0.055 | 0.020 | ||
Δ | 0.008 | 0.015 | 0.013 | 2.2 | 0.009 | 0.017 | 0.013 | 4.0 |
β 1 = β 2 = β 3 = log(2) | ||||||||
C 1 | 0.733 | 0.029 | 0.014 | 0.733 | 0.029 | 0.014 | ||
C 2 | 0.781 | 0.027 | 0.012 | 0.785 | 0.027 | 0.012 | ||
Δ | 0.048 | 0.009 | 0.009 | 100 | 0.052 | 0.010 | 0.010 | 100 |