Displaying 3 results from an estimated 3 matches for "event_nv".
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event_np
2008 Nov 29
0
Error in check(itp) : object does not represent a K sample problem with censored data
...sm$intDaysUntilFNVPO are the number of days before a
nonviolent offence was committed - if no offence was committed than
the days between court hearing and end of data collection was recorded.
3) recidivism$Event_v coded TRUE or FALSE as to whether a violent
offence was committed
4) recidivism$Event_nv coded TRUE or FALSE as to whether a
non-violent offence was committed
5) recidivism$group - there were 3 groups recorded as 1, 2 or 3
I encountered two problems:
a) when I tried to run the following: >
surv_test(Surv(recidivism$intDaysUntilFVPO, recidivism$Event_v) ~
recidivism$group, da...
2008 Dec 28
1
cox regression warning/error messages
...les. Is it
the case that plots should be run for each dummy variable, or is it
correct simply to run the analysis on the original variable?
The code employed to generate the analysis follows:
Any assistance is appreciated,
Bob
cox.NV <- coxph(Surv(recidivism$intDaysUntilFNVPO,
recidivism$Event_nv) ~ recidivism$strGender +
recidivism$intAgeAtMHCIndex + recidivism$PRE.nv + group +
recidivism$MHC.nv + recidivism$SNFP , data = recidivism)
> summary(cox.NV)
Call:
coxph(formula = Surv(recidivism$intDaysUntilFNVPO, recidivism$Event_nv) ~
recidivism$strGender + recidivism$intAgeAtMHCInd...