Table 2.

Demographic characteristics of patients using rhEPO in a single center from 2009 to 2018.

Total number of patients taking drugs	35,829
Gender
Male	19,013 (53.1%)
Female	16,816 (46.9%)
Age
average age	52.1 ± 18.6
Age division (WHO standard) and proportion (%)
Minor (0 to 17) years old	1,478 (4.1%)
Young people (18-65)	25,490 (71.1%)
Middle-aged (66-79)  Old people (≥80) years old	6,545 (18.3%) 2,316 (6.5%)
Data are reported as number (%).