Fig. 1

Changes in the age of onset of end-stage kidney disease due to PKD. a Median age of onset over the duration of the study (1963–2014); b Median age of onset according to the time period; for both PKD and non-PKD groups the age of incidence varies significantly over time (P < 0.001); c Incidence of ESKD due to PKD according to age group; d Incidence of ESKD due to non-PKD according to age group; e Absolute numbers of PKD patients, according to age group, receiving RRT over the study period; f Percentage of PKD patients according to age, over the study period