Table 3.

The simulation results for the mean difference with continuous endpoints based on 5000 simulations conditional on the observed imbalance in baseline covariates.

	$\mathit{\kappa }$	$\mathit{\theta }$	|Bias|	ESE	SEE	ECP	$\mathit{\theta }$	|Bias|	ESE	SEE	ECP
		${\mathit{\gamma }}_0=0$					${\mathit{\gamma }}_0=1$
${\hat{\theta }}_{\text{adj}}$	0	0	0.002	0.254	0.247	0.945	−1	0.002	0.254	0.247	0.945
$\hat{\theta }$	0	0	0.003	0.246	0.249	0.956	−1	0.003	0.246	0.249	0.956
${\hat{\theta }}_{\text{adj}}$	1	0	0.002	0.254	0.247	0.945	−1	0.000	0.254	0.247	0.945
$\hat{\theta }$	1	0	0.384	0.246	0.294	0.775	−1	0.384	0.246	0.294	0.775
${\hat{\theta }}_{\text{adj}}$	4	0	0.002	0.254	0.247	0.945	−1	0.002	0.254	0.247	0.945
$\hat{\theta }$	4	0	0.766	0.247	0.400	0.529	−1	0.766	0.247	0.400	0.529

ESE: empirical standard error; SEE: average standard error estimator; ECP: empirical coverage level of the 95% confidence intervals.