library("causatr")
result <- contrast(fit, interventions = list(a1 = static(1), a0 = static(0)))
vcov(result)Variance-covariance matrix for a causatr result
Description
Returns the variance-covariance matrix of the intervention-specific marginal means (E[Y^a]) from a causatr_result object.
When by was used in contrast(), returns a named list of per-stratum vcov matrices keyed by stratum level.
Usage
## S3 method for class 'causatr_result'
vcov(object, ...)
Arguments
object
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A causatr_result object.
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…
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Currently unused. |
Value
A named k x k matrix (k = number of interventions), or a named list of such matrices when by was used.
See Also
coef.causatr_result(), confint.causatr_result(), contrast()