Both weight and BMI are important factors influencing BMDs. More attention should be paid to middle aged and old aged men with low body weight and BMI because it is vulnerable for them to developing osteoporosis.

• 体重、体重指数(BMI)均是影响股骨骨密度的重要因素,对于低体重、BMI中老年男性应注意骨质疏松诊断、防治。