将总评分作为因变量，对影响生活质量的因素进行单因素分析和多因素逐步回归分析，筛选主要影响因素。

Univariate and multivariate stepwise regression analysis were performed to assess the factors related to QOL with the total scores as dependent variables, and screen the main factors.

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方法：采用CT图像分析仪测算法，对中国男性样本(18 ~ 23岁)进行体态参数测定、全身ct横断层扫描、影像分析、数据测算并进行逐步回归，筛选、确定重要变量。

Methods: By using the CT-DIP method, Chinese young male living subjects (18-23 years) were studied for determination of the posture parameters, the scanning, image analysis and calculation.

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