Johnell O, Nilsson B, Obrant K, Sernbo I
Acta Orthop Scand. 1984 Jun;55(3):290-2. doi: 10.3109/17453678408992358.
The age- and sex-specific incidence of hip fractures was studied over a period of 30 years. There was a continuous increase in incidence over the years. The trend was most obvious in the oldest age groups and in men.
对30年间髋部骨折的年龄和性别特异性发病率进行了研究。这些年来发病率持续上升。这种趋势在最年长的年龄组和男性中最为明显。