Fig. 1. Plots of incidence of distal forearm fractures in males (A) and females (B) from the data of Khosla et al. [14] among residents of Rochester, Minnesota. The lower line for both panels represents fractures reported in 1969–1971 and the upper line represents fractures reported in 1999–2001. The shaded zones represent the increases in childhood fracture in 3 decades.