Description Usage Arguments Value Examples
Compute the standardized mean differences for each individual covariate in x, i.e., the mean difference of each column of x is standarzied by the pooled standard deviation calculated based on the original data before matching (xf and zf).
1 | smd_stat(x,z,xf,zf)
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x |
A matrix with length(z) rows giving the covariates after matching. |
z |
A vector whose ith coordinate is 1 for a matched treated unit and is 0 for a matched control. |
xf |
A matrix with length(zf) rows giving the covariates before matching. |
zf |
A vector whose ith coordinate is 1 for a treated unit and is 0 for a control. |
A vector of standardized mean differences for each column of x.
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