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colon
Sample from the colon dataset used for teaching.
data("colon_sample")
A data frame with 35 observations on the following 9 variables.
sex
a factor with levels Male Female
Male
Female
age
a numeric vector
stage
a factor with levels Unknown Localised Regional Distant
Unknown
Localised
Regional
Distant
mmdx
yydx
surv_mm
surv_yy
status
a factor with levels Alive Dead: cancer Dead: other Lost to follow-up
Alive
Dead: cancer
Dead: other
Lost to follow-up
subsite
a factor with levels Coecum and ascending Transverse Descending and sigmoid Other and NOS
Coecum and ascending
Transverse
Descending and sigmoid
Other and NOS
data(colon_sample) ## maybe str(colon_sample) ; plot(colon_sample) ...
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