目的：：分析膝骨关节炎类型和影响因素。方法：每一种膝骨关节炎都可以拆分成髌周炎症、腘窝牵涉性炎症、髌股关节紊乱、膝周肌腱及肌张力增高，分别建立 logistic 回归，判断患者在这4种基本疾病的患病情况。结果：模型都通过了检验，拟合程度在81.5%~97.6%之间。结论：膝骨关节炎主要表现为膝痛、活动时膝盖困难和僵硬，膝盖压痛并伴有肌肉紧张等，易受年龄、体重的影响，女性患病率高于男性。%Objective:To analysis types and risk factors ofknee osteoarthritis.Methods:Each kind ofknee osteoarthritis can be decomposed into periarthritis of patella,popliteal inflammatory involvement,patellofem-oral joint disorders,knee tendon and muscle tension increase.Logistic regression models are built to judge the conditions of patients under the 4 basic kinds of knee osteoarthritis.Results:All the models were tested and the fittingdegreeswere between 81.5% and 97.6%.Conclusion:The performances ofknee osteoarthritis were mainly gonalgia,difficulty and stiff in keen movement accompanied with muscle tension,which was influ-enced by age and weight,and the incidence of femininity is higher than that of masculinity.
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