Description
Implements maximum likelihood methods for evaluating the durability of vaccine efficacy in a randomized, placebo-controlled clinical trial with staggered enrollment of participants and potential crossover of placebo recipients before the end of the trial. Lin, D. Y., Zeng, D., and Gilbert, P. B. (2021) <doi:10.1093/cid/ciab226> and Lin, D. Y., Gu, Y., Zeng, D., Janes, H. E., and Gilbert, P. B. (2021) <doi:10.1093/cid/ciab630>.
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CRAN Check Status
1
WARNING
1
NOTE
12
OK
Show all 14 flavors
| Flavor | Status |
|---|---|
| r-devel-linux-x86_64-debian-clang | OK |
| r-devel-linux-x86_64-debian-gcc | OK |
| r-devel-linux-x86_64-fedora-clang | OK |
| r-devel-linux-x86_64-fedora-gcc | OK |
| r-devel-macos-arm64 | OK |
| r-devel-windows-x86_64 | OK |
| r-oldrel-macos-arm64 | WARNING |
| r-oldrel-macos-x86_64 | NOTE |
| r-oldrel-windows-x86_64 | OK |
| 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 |
Check details (14 non-OK)
OK
r-devel-linux-x86_64-debian-clang
*
OK
r-devel-linux-x86_64-debian-gcc
*
OK
r-devel-linux-x86_64-fedora-clang
*
OK
r-devel-linux-x86_64-fedora-gcc
*
OK
r-devel-macos-arm64
*
OK
r-devel-windows-x86_64
*
WARNING
r-oldrel-macos-arm64
package dependencies
Skipping vignette re-building Package suggested but not available for checking: ‘knitr’ VignetteBuilder package required for checking but not installed: ‘knitr’
NOTE
r-oldrel-macos-x86_64
installed package size
installed size is 5.1Mb
sub-directories of 1Mb or more:
libs 4.5Mb
OK
r-oldrel-windows-x86_64
*
OK
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
*
Check History
WARNING 12 OK · 1 NOTE · 1 WARNING · 0 ERROR · 0 FAILURE Mar 9, 2026
WARNING
r-oldrel-macos-arm64
package dependencies
Skipping vignette re-building Package suggested but not available for checking: ‘knitr’ VignetteBuilder package required for checking but not installed: ‘knitr’
NOTE
r-oldrel-macos-x86_64
installed package size
installed size is 5.1Mb
sub-directories of 1Mb or more:
libs 4.5Mb
Dependency Network
Version History
new
1.11
Mar 9, 2026