Lena Jiricka

2 packages 1 year on CRAN

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34.4K

Last 30 days

39.4K

Last 90 days

39.4K

Last year

Average trend: +2.4% (30d vs prior 30d)

logistf

29.2K

coxphf

5.2K

coxphf new v1.13.4 Mar 10, 2026

Cox Regression with Firth's Penalized Likelihood

logistf new v1.26.1 Mar 10, 2026

Firth's Bias-Reduced Logistic Regression

2 packages

Package	Title	Downloads	Version
logistf	Firth's Bias-Reduced Logistic Regression	29.2K	1.26.1
coxphf	Cox Regression with Firth's Penalized Likelihood	5.2K	1.13.4

Co-authors 2

packages depend on their work

Georg Heinze 2 pkgs

Gregor Steiner 2 pkgs

Meinhard Ploner 2 pkgs

Daniela Dunkler 1 pkg

Harry Southworth 1 pkg

Mar 10, 2026

1 year active