Firth's bias reduced logistic regression

Documentation for package ‘logistf’ version 1.21

logistf-package	An R package for Firth-type bias-reduced logistic regression
add1.logistf	Add or Drop All Possible Single Terms to a logistf Model
anova.logistf	Analysis of penalized deviance for logistf models
backward	Backward elimination of model terms in logistf models
CLIP.confint	Confidence intervals after multiple imputation: Combination of Likelihood Profiles
CLIP.profile	Combine profile likelihoods from imputed-data model fits
drop1.logistf	Add or Drop All Possible Single Terms to a logistf Model
forward	Backward elimination of model terms in logistf models
is.logistf	logistf objects
logistf	Bias-reduced logistic regression
logistf.control	Control parameters for logistf
logistftest	Penalized likelihood ratio test
logistpl.control	Control parameters for logistf profile likelihood confidence interval estimation
plot.logistf.profile	plot method for 'logistf' likelihood profiles
plot.profile.logistf	Profile penalized likelihood
pool.RR	Compute pooled normal confidence intervals (following Rubin's rules) after multiple imputation
print.logistf	print method for logistf objects
print.logistftest	print method for logistftest objects
profile.logistf	Profile penalized likelihood
PVR.confint	Pseudo-variance modification of Rubin's rules
sex2	Urinary tract infection in American college students
sexagg	Urinary tract infection in American college students
summary.logistf	'summary' method for logistf objects
vcov.logistf	'vcov' method for 'logistf' objects