chisq.log | R Documentation |
This is an internal function and is not usually called by user.
This function computes chi-square test for the comparison of three or more survival curves at fixed points in time using log transformation of the survival estimates.
chisq.log(st, ot.sq)
st |
point estimates at fixed points in time |
ot.sq |
estimated variance |
chi-square test statistic
Eva Janousova, Tomas Pavlik
Institute of Biostatistics and Analyses
Masaryk University, Brno, Czech Republic
janousova@iba.muni.cz
Klein J.P., Logan B., Harhoff M., et al. (2007). Analyzing survival curves at a fixed point in time. Statistics in Medicine 26:4505–4519.
cci
, clfs
, chisq.loglog
, chisq.naive
# This is an internal function and is not usually called by user.
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