Hester van Eeren

| Chapter 4 4 | 86 Sample size Correlation covariates X1,X2,X3 Correlation Z - X1, X2,X3 Variables in propensity score (PS) model Univariate PS X2, X3 X1, X2, X3 X2, X3, Z X1,X2,X3,Z X1, X2 N= 1000 0 absent Bias 0.0009 0 .0013 -0.0963 -0.0461 0. 0014 SE 0.0035 0.0037 0.0040 0.0038 0.0038 MSE 0.0128 0.0145 0.0453 0.0219 0.0149 present Bias -0.0011 -0.0008 -0.1020 -0.0499 -0.0013 SE 0.0037 0.0039 0.0042 0.0040 0.0040 MSE 0.0145 0.0161 0.0502 0.0249 0.0166 0.3 absent Bias 0.0002 -0.0001 -0.1074 -0.0695 -0.0003 SE 0.0035 0.0037 0.0040 0.0039 0.0038 MSE 0.0127 0.0146 0.0523 0.0308 0.0150 present Bias 0.0296 0.0437 -0.1210 -0.0167 0.0507 SE 0.0037 0.0039 0.0044 0.0042 0.0039 MSE 0.0173 0.0220 0.0713 0.0203 0.0230 0.7 absent Bias 0.0000 0.0004 -0.1002 -0.0862 0.0003 SE 0.0034 0.0035 0.0038 0.0038 0.0036 MSE 0.0121 0.0129 0.0468 0.0384 0.0131 present Bias 0.0239 0.0462 -0.1445 -0.0375 0.0571 SE 0.0040 0.0043 0.0052 0.0049 0.0043 MSE 0.0189 0.0247 0.1193 0.0395 0.0260 *Results in bold indicate bias was closest to zero, results in i talic indicate MSE was closest to zero