| ocarcinoma {coin} | R Documentation |
Survival times of 35 women suffering ovarian carcinoma at stadium II and IIA.
data("ocarcinoma")
A data frame with 35 observations on the following 3 variables.
FALSE means
censored, TRUE is an event.II and IIA. Data from Fleming et al. (1980, 1984), reanalysed in Schumacher and Schulgen (2002).
Thomas R. Fleming, Judith R. O'Fallon, Peter C. O'Brien & David P. Harrington (1980). Modified Kolmogorov-Smirnov test procedures with applications to arbitrarily censored data. Biometrics 36, 607–625.
Thomas R. Fleming, Stephanie J. Green & David P. Harrington (1984). Considerations of monitoring and evaluating treatment effects in clinical trials. Controlled Clinical Trials 5, 55–66.
Martin Schumacher & Gabi Schulgen (2002), Methodik klinischer Studien: Methodische Grundlagen der Planung, Durchf"uhrung und Auswertung. Springer, Heidelberg.
### logrank test with exact two-sided p-value
lrt <- surv_test(Surv(time, event) ~ stadium, data = ocarcinoma,
distribution = "exact")
### the test statistic
statistic(lrt)
### p-value
pvalue(lrt)