Table 6 Performance of the propensity score matching: quality measurements
Sample | Pseudo R2 | LR chi2 | P-value | Mean Bias | Median bias | B | R | %Var |
|---|---|---|---|---|---|---|---|---|
Unmatched | 0.009 | 910.11 | 0.000 | 9.1 | 8.0 | 23.2 | 0.95 | 100 |
Matched | 0.000 | 0.18 | 1.000 | 0.1 | 0.1 | 0.4 | 1.00 | 0 |
Sample | Pseudo R2 | LR chi2 | P-value | Mean Bias | Median bias | B | R | %Var |
|---|---|---|---|---|---|---|---|---|
Unmatched | 0.009 | 910.11 | 0.000 | 9.1 | 8.0 | 23.2 | 0.95 | 100 |
Matched | 0.000 | 0.18 | 1.000 | 0.1 | 0.1 | 0.4 | 1.00 | 0 |