From: Applied causal inference methods for sequential mediators
Decomposition of total effect | IORW\(^{*}\) | IPW\(^{**}\) | Imputation | Extended imputation |
---|---|---|---|---|
     Two-way | \(\checkmark\) | \(\checkmark\) | \(\checkmark\) | \(\checkmark\) |
     Three-way |  |  |  | \(\checkmark\) |
Type of estimated effects | Â | Â | Â | Â |
     Marginal |  | \(\checkmark\) | \(\checkmark\) | \(\checkmark\) |
     Conditional | \(\checkmark\) |  | \(\checkmark\) | \(\checkmark\) |
Models for | Â | Â | Â | Â |
     Outcome | \(\checkmark\) | \(\checkmark\) | \(\checkmark\) | \(\checkmark\) |
     Mediators\(^{\#}\) |  |  |  | \(\checkmark\) |
     Exposure | \(\checkmark\) | \(\checkmark\) |  |  |
     Nested counterfactual |  |  | \(\checkmark\) | \(\checkmark\) |
Exposure type | Â | Â | Â | Â |
     Binary | \(\checkmark\) | \(\checkmark\) | \(\checkmark\) | \(\checkmark\) |
     Categorical | \(\checkmark\) | \(\checkmark\) | \(\checkmark\) | \(\checkmark\) |
     Count |  |  |  |  |
     Continuous | \(\surd ^{++}\) | \(\surd ^{++}\) | \(\checkmark\) | \(\checkmark\) |
Outcome type | Â | Â | Â | Â |
     Binary | \(\checkmark\) | \(\checkmark\) | \(\checkmark\) | \(\checkmark\) |
     Categorical | \(\checkmark\) | \(\checkmark\) | \(\checkmark\) | \(\checkmark\) |
     Count | \(\checkmark\) | \(\checkmark\) | \(\checkmark\) | \(\checkmark\) |
     Continuous | \(\checkmark\) | \(\checkmark\) | \(\checkmark\) | \(\checkmark\) |
Mediator type | Â | Â | Â | Â |
     Binary | \(\checkmark\) | \(\checkmark\) | \(\checkmark\) | \(\checkmark\) |
     Categorical | \(\checkmark\) | \(\checkmark\) | \(\checkmark\) | \(\checkmark\) |
     Count | \(\checkmark\) | \(\checkmark\) | \(\checkmark\) | \(\checkmark\) |
     Continuous | \(\checkmark\) | \(\checkmark\) | \(\checkmark\) | \(\checkmark\) |
Interactions | Â | Â | Â | Â |
     Exposure-mediators | \(^{\#\#}\) | \(\checkmark\) | \(\checkmark\) | \(\checkmark\) |
     Exposure-covariates | \(\checkmark\) | \(\checkmark\) | \(\checkmark\) | \(\checkmark\) |
     Mediator-mediator | \(\checkmark\) | \(\checkmark\) | \(\checkmark\) | \(\checkmark\) |
     Mediators-covariates | \(\checkmark\) | \(\checkmark\) | \(\checkmark\) | \(\checkmark\) |