Here is a popular dataset taken from Kaggle on patient data on heart failures.
'data.frame': 299 obs. of 13 variables:
$ age : num 75 55 65 50 65 90 75 60 65 80 ...
$ anaemia : Factor w/ 2 levels "0","1": 1 1 1 2 2 2 2 2 1 2 ...
$ creatinine_phosphokinase: int 582 7861 146 111 160 47 246 315 157 123 ...
$ diabetes : Factor w/ 2 levels "0","1": 1 1 1 1 2 1 1 2 1 1 ...
$ ejection_fraction : int 20 38 20 20 20 40 15 60 65 35 ...
$ high_blood_pressure : Factor w/ 2 levels "0","1": 2 1 1 1 1 2 1 1 1 2 ...
$ platelets : num 26.5 26.3 16.2 21 32.7 ...
$ serum_creatinine : num 1.9 1.1 1.3 1.9 2.7 2.1 1.2 1.1 1.5 9.4 ...
$ serum_sodium : int 130 136 129 137 116 132 137 131 138 133 ...
$ sex : Factor w/ 2 levels "0","1": 2 2 2 2 1 2 2 2 1 2 ...
$ smoking : Factor w/ 2 levels "0","1": 1 1 2 1 1 2 1 2 1 2 ...
$ time : int 4 6 7 7 8 8 10 10 10 10 ...
$ DEATH_EVENT : Factor w/ 2 levels "0","1": 2 2 2 2 2 2 2 2 2 2 ...
