Matching priority function

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Description

Updates given distance matrix to prioritize specified measured confounders in a pair match. Used in consort with matches function to prioritize specific measured confounders in a near-far match in the opt.nearfar function.

Usage

1
calipers(distmat, variable, tolerance = 0.2)

Arguments

distmat

An object of class distance matrix

variable

Named variable from list of measured confounders

tolerance

Penalty to apply to mismatched observations; values near 0 penalize mismatches more

Value

Returns an updated distance matrix

See Also

matches, opt.nearfar