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Conduct power analyses and inference of marginal effects. Uses plug-in estimation and influence functions to perform robust inference, optionally leveraging historical data to increase precision with prognostic covariate adjustment. The methods are described in Højbjerre-Frandsen et al. (2025) tools:::Rd_expr_doi("10.48550/arXiv.2503.22284").

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Conduct power analyses and inference of marginal effects.
Uses plug-in estimation and influence functions to perform robust inference,
optionally leveraging historical data to increase precision with
prognostic covariate adjustment. The methods are described in
Højbjerre-Frandsen et al. (2025) <doi:10.48550/arXiv.2503.22284>.

Mathias Lerbech Jeppesen

Estimating Marginal Effects with Prognostic Covariate Adjustment

Emilie Hojbjerre-Frandsen

Novo Nordisk A/S 

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Maintainer: Mathias Lerbech Jeppesen <a href="/link/mathiasljeppesen%40outlook.com?package=postcard&version=1.1.0" data-mini-rdoc="postcard::mathiasljeppesen@outlook.com">mathiasljeppesen@outlook.com</a>
Authors:<ul>
<li>Emilie Hojbjerre-Frandsen <a href="/link/ehfd%40novonordisk.com?package=postcard&version=1.1.0" data-mini-rdoc="postcard::ehfd@novonordisk.com">ehfd@novonordisk.com</a></li>
</ul>Other contributors:<ul>
<li>Novo Nordisk A/S [copyright holder]</li>
</ul>

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<img src='figures/logo.png' style='float: right' alt='logo' width='120' />
Conduct power analyses and inference of marginal effects. Uses plug-in estimation and influence functions to perform robust inference, optionally leveraging historical data to increase precision with prognostic covariate adjustment. The methods are described in Højbjerre-Frandsen et al. (2025) tools:::Rd_expr_doi("10.48550/arXiv.2503.22284").

postcard: Estimating Marginal Effects with Prognostic Covariate Adjustment — postcard-package

Maintainer: Mathias Lerbech Jeppesen <a href='mailto:mathiasljeppesen@outlook.com'>mathiasljeppesen@outlook.com</a>
Authors:<ul>
<li>Emilie Hojbjerre-Frandsen <a href='mailto:ehfd@novonordisk.com'>ehfd@novonordisk.com</a></li>
</ul>

Other contributors:<ul>
<li>Novo Nordisk A/S [copyright holder]</li>
</ul>

postcard-package: postcard: Estimating Marginal Effects with Prognostic Covariate Adjustment

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