Table 2.

Partitions based on the summarized quantities of age, smoking status, or medicine

By age*	By smoking	By medicine
16~33.44 →Partition 0 33.45~50.30 →Partition 1 50.31~94.20 →Partition 2	0 → Partition 0 1 → Partition 1 2,3,4 → Partition 2	0 → Partition 0 1 → Partition 1 2,3,4 → Partition 2

^* The age group is divided by the 33% quantile (33.44) and 67% quantile (50.30). The minimum age is 16 and the maximum age is 94.2.