--- begin included message --
I have some data which is censored and I want to determine the median.
Its actually cost data for a cohort of patients, many of whom are still
on treatment and so are censored.
I can do the same sort of analysis for a survival curve and get the
median survival...
2. The answer will be wrong. The reason is that the censoring occurs on a
time scale, not a $ scale: you don't stop observing someone because
total cost hits a threshold, but because calendar time does. The KM routines
assume that the censoring process and the event process are on the
2. The answer will be wrong. The reason is that the censoring occurs on a
time scale, not a $ scale: you don't stop observing someone because
total cost hits a threshold, but because calendar time does. The KM routines
assume that the censoring process and the event process are on the
)
-Original Message-
From: r-help-boun...@r-project.org [mailto:r-help-boun...@r-project.org] On
Behalf Of Polwart Calum (COUNTY DURHAM AND DARLINGTON NHS FOUNDATION TRUST)
Sent: Monday, October 31, 2011 1:29 PM
To: r-help@r-project.org
Subject: [R] Kaplan Meier - not for dates
I have some
AND DARLINGTON NHS FOUNDATION TRUST)
Sent: Monday, October 31, 2011 1:29 PM
To: r-help@r-project.org
Subject: [R] Kaplan Meier - not for dates
I have some data which is censored and I want to determine the median. Its
actually cost data for a cohort of patients, many of whom are still on
treatment
I have some data which is censored and I want to determine the median. Its
actually cost data for a cohort of patients, many of whom are still on
treatment and so are censored.
I can do the same sort of analysis for a survival curve and get the median
survival... ...but can I just use the
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