Outcome | Matching algorithm | Coeffa | Bias before matching | Bias after matching | p-value |
---|---|---|---|---|---|
Mental health problems | kernel | 0.038 | 4.887 | 1.627 | p < 0.001 |
nearest neighbor | 0.039 | 4.887 | 0.646 | p < 0.01 | |
5 nearest neighbor | 0.033 | 4.887 | 1.604 | p < 0.001 | |
radius | 0.039 | 4.887 | 0.646 | p < 0.01 |