This function calculates the diagnostics requested by the Diagnostics_cfg object.
calculate_diagnostics(data, treatment, outcome, .diag.cfg)Returns a tibble with columns:
estimand - Character indicating the diagnostic that was calculated
level - Indicates the scope of this diagnostic (e.g. does it apply
only to the model of the outcome under treatment).
term - Indicates a more granular descriptor of what the value is for,
such as the specific model within the SuperLearner ensemble.
estimate - Point estimate of the diagnostic.
std_error - Standard error of the diagnostic.