hohnloser {maxstat} | R Documentation |
A data frame with the left ventricular ejection fraction of patients with malignant ventricular tachyarrhythmias including recurrence-free month and censoring.
data("hohnloser")
EF
left ventricular ejection in percent
month
recurrence-free month
cens
censoring: 0 cencored, 1 not censored
The data used here is published in Table 1 of Lausen and Schumacher (1992).
The data was first published by Hohnloser et al. (1987), the data used here is published in Table 1 of Lausen and Schumacher (1992).
Hohnloser, S.H., Raeder, E.A., Podrid, P.J., Graboys, T.B. and Lown, B. (1987), Predictors of antiarrhythmic drug efficacy in patients with malignant ventricular tachyarrhythmias. American Heart Journal 114, 1–7
Lausen, B. and Schumacher, M. (1992), Maximally Selected Rank Statistics. Biometrics 48, 73–85
set.seed(29) library("survival") # limiting distribution maxstat.test(Surv(month, cens) ~ EF, data=hohnloser, smethod="LogRank", pmethod="Lau92") # with integer valued scores for comparison maxstat.test(Surv(month, cens) ~ EF, data=hohnloser, smethod="LogRank", pmethod="Lau92", iscores=TRUE) # improved Bonferroni inequality maxstat.test(Surv(month, cens) ~ EF, data=hohnloser, smethod="LogRank", pmethod="Lau94") maxstat.test(Surv(month, cens) ~ EF, data=hohnloser, smethod="LogRank", pmethod="Lau94", iscores=TRUE) # small sample solution by Hothorn & Lausen maxstat.test(Surv(month, cens) ~ EF, data=hohnloser, smethod="LogRank", pmethod="HL") # normal approximation maxstat.test(Surv(month, cens) ~ EF, data=hohnloser, smethod="LogRank", pmethod="exactGauss") maxstat.test(Surv(month, cens) ~ EF, data=hohnloser, smethod="LogRank", pmethod="exactGauss", iscores=TRUE) # conditional Monte-Carlo maxstat.test(Surv(month, cens) ~ EF, data=hohnloser, smethod="LogRank", pmethod="condMC", B = 9999)