Figure 2From: Trends in the surgical treatment of proximal humeral fractures – a nationwide 23-year study in Finland Changes in the incidence of surgically treated proximal humeral fractures in Finnish adults per 100,000 person-years from 1987 to 2009. ORIF = open reduction and internal fixation, CRO = closed reduction and osteosynthesis, AP = arthroplasty, EF = external fixation.Back to article page