femorotibial index

例句：

1. 1. The doctor measured the patient's femorotibial index to determine the severity of his condition.
   医生测量了患者的膝部指数来评估他的状况的严重程度。
2. 2. During the surgery, the surgeon carefully monitored the patient's femorotibial index to ensure proper anesthesia.
   在手术期间，外科医生仔细监测患者的膝部指数以确保适当的麻醉。
3. 3. The researcher found that a high femorotibial index was associated with an increased riskof knee osteoarthritis.
   研究者发现膝部指数高与膝关节骨关节炎的风险增加有关。