\HeaderA{ovarian}{Ovarian cancer survival data}{ovarian}
\keyword{datasets}{ovarian}
\keyword{survival}{ovarian}
\begin{Description}\relax
Survival in a randomised trial comparing two treatments for
ovarian cancer (? from an Eastern Cooperative Oncology Group study)
\end{Description}
\begin{Usage}
\begin{verbatim}data(ovarian)\end{verbatim}
\end{Usage}
\begin{Format}\relax
\Tabular{ll}{
futime:& survival or censoring time\\
fustat:& censoring status\\
age: & in years\\
resid.ds:& residual disease present (1=no,2=yes)\\
rx:& treatment group\\
ecog.ps:& ECOG performance status (1 is better, see reference)\\
}
\end{Format}
\begin{Source}\relax
Terry Therneau
\end{Source}
\begin{References}\relax
for ECOG performance status: \url{http://ecog.dfci.harvard.edu/~ecogdba/general/perf_stat.html}
\end{References}