Fig. 4

The incidence cases of CML in three age groups from 1990 to 2017: a The incidence cases in the globe; b The incidence cases in the high SDI quintiles; c The incidence cases in the high-middle SDI quintiles; d The incidence cases in the middle SDI quintiles; e The incidence cases in the low-middle SDI quintiles; f The incidence cases in the low SDI quintiles. The three age groups included 15–49 years, 50–69 years, and 70 + years. SDI, socio-demographic index