Fig. 2

Alignment of OI severity and type (A), severity and height (B)^a, and severity and mobility (C)^b OI type and severity (D) among adults with OI (n = 1440). OI, osteogenesis imperfecta. ^aTypical or tall includes women > 150 cm and men > 160 cm height; short includes women 120–150 cm and men 130–160 cm. Women and men < 120 and < 130 cm respectively were grouped in the very short category. Individuals who preferred not to provide their gender were assessed in the female category. ^bIndividuals who reported to be walking without assistance in- or outside were considered to be walking independetly. All others were considered to be unable to walk independently