valve {collett} | R Documentation |
Survival following aortic valve replacement
Description
Patients following an aortic valve replacement are measured for left ventricular mass index (LVMI).
Usage
valve
Format
A data frame with 988 rows and 11 variables:
id
integer patient id
futime
double total follow-up time from date of surgery (years)
status
integer event indicator (0=censored, 1=death)
time
double time of LVMI measurement after surgery (years)
lvmi
double standardised LVMI
age
integer age of patient in years
sex
integer sex of patient (0=male, 1=female)
redo
integer previous cardiac surgery (0=no, 1=yes)
emerg
integer operative urgency (0=elective, 1=urgent or emergency)
dm
integer preoperative diabetes mellitus (0=no, 1=yes)
type
integer type of valve (1=human tissue, 2=porcine tissue)
Details
See Collett (2023)
[Package collett version 0.1.0 Index]