The R Project SVN R-packages

Surv         Package a survival variable 
clogit       Conditional logistic regression
cluster      Identify clusters. 
cox.zph      Test the proportional hazards assumption of a Cox regression. 
coxph        Proportional Hazards Regression 
coxph.detail     Details of a cox model fit 
coxph.object     Proportional Hazards Regression Object 
coxph.rvar   Robust variance for a Cox model 
frailty      Frailty models by penalised likelihood
is.ratetable     Verify that an object is of class ratetable. 
lines.survfit    Add lines to a survival plot 
plot.cox.zph     Graphical test of proportional hazards (requires splines)
plot.survfit     Plot method for survfit. 
print.survfit    Short summary of a survival curve 
pspline      Penalised (smoothing) splines
pyears       Person Years 
residuals.coxph  Calculate residuals for a coxph fit. 
residuals.survreg Compute Residuals for survreg Objects
ridge        ridge regression 
strata       Identify strata variables. 
summary.survfit  Print a Survival Curve 
survdiff     Test Survival Curve Differences 
survexp      Compute Expected Survival 
survexp.fit      Compute expected survival 
survexp.usr      Mortality tables for US and some states (requires date)
survfit      Compute a survival Curve for Censored Data 
survfit.object   Survival Curve Object 
survobrien   O'Brien's test for association of a variable with survival 
survreg      Regression for a parametric survival model 
survreg.object   Parametric Survival Model Object 
survSplit    Split data for creating time-dependent covariates.
anova.survreg    ANOVA tables for survreg objects
untangle.specials  Help process the 'specials' argument of the terms function. 

-------- date functions --------------
as.date          Coerce Data to Dates
date.ddmmmyy     Format a Julian date
date.mdy         Convert from Julian Dates to Month, Day, and
                         Year
date.mmddyy      Format a Julian date
date.mmddyyyy    Format a Julian date
date.object      Date Objects
mdy.date         Convert to Julian Dates