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. 2010 Apr 1;6(1):13. doi: 10.2202/1557-4679.1138

Table 1:

The Mean Squared Error (MSE), Relative Efficiency, and Coverage Probability of Nominal 95% Confidence Intervals (CI’s) for the Targeted Maximum Likelihood Estimator (TMLE) vs. Unadjusted Estimator (UNADJ), at Sample Sizes n=100, 500, and 1000.

Data Generating Distribution 1
MSE Relative Efficiency CI Coverage
For n=100: UNADJ 0.057 1.35 0.93
TMLE 0.042 0.94
For n=500: UNADJ 0.012 1.41 0.94
TMLE 0.008 0.94
For n=1000: UNADJ 0.006 1.42 0.94
TMLE 0.004 0.94
Data Generating Distribution 2
MSE Relative Efficiency CI Coverage
For n=100: UNADJ 0.045 1.10 0.93
TMLE 0.041 0.92
For n=500: UNADJ 0.009 1.02 0.95
TMLE 0.009 0.95
For n=1000: UNADJ 0.004 1.02 0.95
TMLE 0.004 0.95
Data Generating Distribution 3
MSE Relative Efficiency CI Coverage
For n=100: UNADJ 0.031 1.29 0.94
TMLE 0.024 0.94
For n=500: UNADJ 0.006 1.31 0.94
TMLE 0.005 0.95
For n=1000: UNADJ 0.003 1.31 0.95
TMLE 0.002 0.95