BalanceCheck | Balance Check for Multiple Covariates in Matched Observational Studies |
CrossMST | Covariate balance checking through the minimum spanning tree |
CrossNN | Covariate balance checking through the nearest neighbor graph |
getD | Get intermediate results for CrossNN |
getDk | Get intermediate results for CrossNN under k-NN |
getR1R2 | Get intermediate results for CrossMST |
smokingDist | The distance matrix of the smoking data |