Sift the main factors associate with the operative approach by Logistic regression analysis and found the discriminant model. Set the comprehensive score based on this model and calculate the coincidence rate of forcaste operative approach.

• 运用单因素和多因素LOGISTIC回归分析方法，对所有与子宫切除途径相关的因素进行分析(a=0.；05)，筛选出主要相关因素并建立判别模型，设定评分法，比较模型与评分法预测手术途径的符合率。