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Surrogate

Evaluation of Surrogate Endpoints in Clinical Trials

v3.4.1 · Apr 28, 2025 · GPL (>= 2)

Description

In a clinical trial, it frequently occurs that the most credible outcome to evaluate the effectiveness of a new therapy (the true endpoint) is difficult to measure. In such a situation, it can be an effective strategy to replace the true endpoint by a (bio)marker that is easier to measure and that allows for a prediction of the treatment effect on the true endpoint (a surrogate endpoint). The package 'Surrogate' allows for an evaluation of the appropriateness of a candidate surrogate endpoint based on the meta-analytic, information-theoretic, and causal-inference frameworks. Part of this software has been developed using funding provided from the European Union's Seventh Framework Programme for research, technological development and demonstration (Grant Agreement no 602552), the Special Research Fund (BOF) of Hasselt University (BOF-number: BOF2OCPO3), GlaxoSmithKline Biologicals, Baekeland Mandaat (HBC.2022.0145), and Johnson & Johnson Innovative Medicine.

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r-devel-linux-x86_64-fedora-gcc OK
r-devel-macos-arm64 OK
r-devel-windows-x86_64 OK
r-oldrel-macos-arm64 OK
r-oldrel-macos-x86_64 OK
r-oldrel-windows-x86_64 ERROR
r-patched-linux-x86_64 OK
r-release-linux-x86_64 OK
r-release-macos-arm64 OK
r-release-macos-x86_64 OK
r-release-windows-x86_64 OK
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OK r-devel-linux-x86_64-debian-gcc

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OK r-oldrel-macos-arm64

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OK r-oldrel-macos-x86_64

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ERROR r-oldrel-windows-x86_64

package dependencies

Package required but not available: 'MBESS'

See section 'The DESCRIPTION file' in the 'Writing R Extensions'
manual.
OK r-patched-linux-x86_64

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OK r-release-linux-x86_64

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Check History

ERROR 13 OK · 0 NOTE · 0 WARNING · 1 ERROR · 0 FAILURE Mar 9, 2026
ERROR r-oldrel-windows-x86_64

package dependencies

Package required but not available: 'MBESS'

See section 'The DESCRIPTION file' in the 'Writing R Extensions'
manual.

Dependency Network

Dependencies Reverse dependencies MASS lattice latticeExtra survival nlme lme4 logistf rms ks extraDistr pbapply flexsurv rvinecopulib maxLik purrr +5 more dependencies Surrogate

Version History

new 3.4.1 Mar 9, 2026