Fig. 3From: Epidemiological characteristics and trends in postoperative death in children with congenital heart disease (CHD): a single-center retrospective study from 2005 to 2020Characteristics of postoperative deaths of CHD in different age groups from 2005 to 2020. Chart a shows age composition and its changing trend of deceased children from 2005 to 2020. Chart b demonstrates the composition ratio of different age of death in different time periods. Chart c shows the difference of composition ratio of postoperative deaths of CHD patients in different age groupsBack to article page